Accepting New Patients

   (207) 874-2141

   (207) 874-2164

   Donate

Patient Portal

Hours & Locations


Greater Portland Health offers nine convenient clinical locations throughout Portland and South Portland. We are currently accepting new patients at each location. If you have any questions or would like to make an appointment, please contact us at (207) 874-2141.

Health center exterior at 180 Park Ave. Portland Maine

Park Avenue

180 Park Avenue, Portland, ME 04102


Monday, Wednesday, Thursday | 8 A.M. – 7 P.M.

Tuesday & Friday | 8 A.M. – 5 P.M.

Saturday | 8 A.M. – 12 P.M.

Dental : Monday & Wednesday | 1 P.M. - 5:15 P.M.

Renee Fay-Leblanc, MD, Chief Medical Officer

A board-certified physician, Renee attended medical school at the University of Vermont and completed her residency in Internal Medicine at New York University. She is excited to provide vital services to the community in Portland, where she was born and raised.

Muse Ali, LCSW

Muse earned his master’s degree in social work from the University of Southern Maine. Originally from Somalia, he has a special interest in the delivery of culturally sensitive care, and provides medical interpreting assistance to adult patients in English, Somali, Arabic and Urdu. He uses EMDR therapy to reduce the effects of trauma.

Jenny Bouldry, LCSW, Pediatric/Clinical Social Worker

An explorer of both the Northeast and Northwest, Jenny attended the University of New England. She loves working with youth of all ages; is passionate about creating trusting, supportive connections, and working within an integrated care model at Greater Portland Health.

Jean Bugbee, PNP

A board-certified Pediatric Nurse Practitioner, Jean earned her nursing degree from the University of Vermont and her master’s degree in Pediatric Primary Care Nursing from Boston University. She has experience at practices here and in New Hampshire, as well as volunteering in Honduras and Haiti.

Marianne Donahue, LCSW

Marianne earned her degree in social work from Boston University, and has over 25 years of experience helping individuals gain insight and learn skills to improve their emotional well being. She has a special interest and training in trauma, grief, mental health, and substance abuse.

John Fitzsimons, DMD, Dental Director

John earned his DMD at Boston University in 2011 and then completed a general practice residency at Penobscot Healthcare in Bangor.  Following residency, Dr. Fitzsimons served six years at a federally qualified health center in Portsmouth, NH.  He is excited to return to Maine and is looking forward to expanding the scope of services provided in the dental component of this integrated mission. Dr. Fitzsimons is an active member of the Academy of General Dentistry, Maine Dental Association, and the American Dental Association.

Elizabeth Frutiger, MD

A board-certified family physician, Elizabeth received her MD from the University of Massachusetts and completed training at Boston University Medical Center. She feels privileged to share in her patients’ efforts to live well, from birth to end-of-life.

Catherine Gaynor, FNP, Clinical Director of Public Housing

Catherine received her master’s in nursing from the University of Southern Maine. She integrates a holistic approach into her care for patients of all ages, with a focus on women’s health, and feels privileged to be a part of each patient’s journey toward a balanced, healthy life.

Alison Gorman, MD

A board-certified family physician, Alison earned her MD at Albany (NY) Medical College and completed her training in Los Angeles. She cares for patients from birth to end-of-life, and provides chronic disease management and adolescent health.

Joanna Kass, Psychiatric/Mental Health Nurse Practitioner

Joanna was born and raised in Maine and cherishes the local community. She completed undergraduate degrees in psychology and biology at Bowdoin College and obtained her advanced practice nursing degree at the University of Southern Maine. She provides psychiatric care for school-aged children, adolescents, and adults.

Lori Nicholas, Psychiatric Nurse Practitioner

Lori worked with the homeless for many years before graduating from the University of Southern Maine. She offers psychiatric specialty care for children and adults.

Dan O'Brien, Psychiatric/Mental Health Nurse Practitioner

A board-certified nurse practitioner, Dan received his Master’s in Science at the University of Southern Maine. He is excited to be serving the diverse needs of the community. Dan provides psychiatric care for adolescents and adults.

Gita Rao, MD

Our lead pediatrician, Gita earned her MD at Boston University School of Medicine and completed her pediatric training at Boston Children’s and Massachusetts General Hospitals. In addition to her medical experience, she organizes broader family wellness programs.

Heather Roberts, LCSW/LADC

Heather is a licensed clinical social worker who has specialized in substance use disorders for the past ten years. She has always had a passion for helping others and being able to aid in the process of change for those reaching out for support. Heather believes there is a strong correlation between substance use disorders and mental health and uses a variety of counseling techniques such as Motivational Interviewing and Cognitive Behavioral Therapy to address these concerns.

Jennifer Rogers, NP-C, AAHIVS

A board-certified family nurse practitioner and HIV specialist, Jennifer Rogers received her Master’s in nursing from the University of Southern Maine. She works collaboratively with the medical team at Greater Portland Health and provides specialty care for people living with HIV, viral hepatitis, and latent TB infections.

Kira Sawyer, LCSW

Kira earned her master’s in social work from the University of Texas at Austin. Using evidence-based interventions such as Cognitive Behavior Therapy and mindfulness, she helps people from diverse backgrounds draw on their strengths and values to learn practical skills, make lasting changes, and lead fulfilling lives.

Erin Schwarz, DO

Dr. Schwarz chose to work at Greater Portland Health to continue her commitment to working with communities who have barriers to accessing care. She is particularly interested providing culturally sensitive and appropriate psychiatric care to our local immigrant, refugee, and asylee populations. Erin received her medical degree from Kirksville College of Osteopathic Medicine and completed her psychiatry residency at Oregon Health & Science University.

Heidi Sistare, LCSW/CADC

Heidi received her master’s in social work from University of New England. Her experience includes work with adults, children, and families, with a focus on trauma and cross-cultural work. Heidi is grateful to learn with and from the team at Greater Portland Health and the patients who trust her with their stories.

Gretchen Speed, Certified Adult Nurse Practitioner

Gretchen received her master’s in nursing from Northeastern University in Boston. She enjoys her work optimizing health and wellness for a diverse population.

Ryan Trosper, PA

A board-certified physician assistant, Ryan was born in Limestone,graduated from the University of New England, and earned his master’s in science from Le Moyne College in Syracuse, NY. He has practiced in primary care, emergency medicine, and urgent care, and is excited to be back in his home state.

Megan Waterman, MD MPH

A board-certified family physician, Megan received her MD and MPH degrees from Boston University and completed her residency and academic fellowship training at UIC in Chicago, IL. She cares for patients of all ages, and particularly enjoys substance abuse treatment (including medication-assisted treatment), chronic disease management, and women's reproductive health (including procedures such as contraceptive device placement and colposcopy).​

Zoe Wolf, LMSW-CC

Zoe is a graduate of Boston University with a background in mindfulness education. She is interested in utilizing a mindful, strengths-based approach for a collaborative therapeutic process, and is excited to be working with the wonderful team and clients at GPH.

Jennie Yamartino, LCSW

Jennie is a native Mainer who earned her master’s degree from the University of Michigan. She has worked with and alongside people facing oppression and injustice in Chicago, New York City, and Oakland, California. At the heart of her work is an unshakable belief in the intrinsic worth of every human being.

Brickhill "Castle" exterior Portland Maine

South Portland

100 Brick Hill Avenue, South Portland, ME 04106


Monday – Friday | 8 A.M. – 5 P.M.

Gladys Estrada, MD, Clinical Director

Gladys provides the clinical leadership and oversight at our South Portland primary care practice. She comes to Maine from Chicago where she completed her residency and fellowship after earning her BA from Harvard and MD from Georgetown Medical School. She speaks fluent Spanish and has a passion for family medicine, with a particular interest in women's health.

Olga Alicea, LCSW, CADC

Olga Alicea is a Clinical Social Worker with a MSW from Boston College.  As a counselor, she aims to create a welcoming, non-judgmental, nurturing space that allows clients the opportunity to trust and create transformation in their lives.  Mindfulness and mind~body awareness, warmth and often humor are all key ingredients to her practice. 

Chris Gage, MS, ARNP, Family Nurse Practitioner

Chris Gage is a board certified Family Nurse Practitioner. He received his Master’s in Science at the University of Illinois at Chicago. He has a particular interest in family medicine, caring for the whole person, community health, and working across cultures.

Lori Nicholas, Psychiatric Nurse Practitioner

Lori worked with the homeless for many years before graduating from the University of Southern Maine. She offers psychiatric specialty care for children and adults.

Dan O'Brien, Psychiatric/Mental Health Nurse Practitioner

A board-certified nurse practitioner, Dan received his Master’s in Science at the University of Southern Maine. He is excited to be serving the diverse needs of the community. Dan provides psychiatric care for adolescents and adults.

Jennifer Rogers, NP-C, AAHIVS

A board-certified family nurse practitioner and HIV specialist, Jennifer Rogers received her Master’s in nursing from the University of Southern Maine. She works collaboratively with the medical team at Greater Portland Health and provides specialty care for people living with HIV, viral hepatitis, and latent TB infections.

Heidi Sistare, LCSW/CADC

Heidi received her master’s in social work from University of New England. Her experience includes work with adults, children, and families, with a focus on trauma and cross-cultural work. Heidi is grateful to learn with and from the team at Greater Portland Health and the patients who trust her with their stories.

Health center at 63 Preble St. Portland Maine exterior

Preble Street

63 Preble Street, Portland, ME 04101 


Medical: Monday – Friday | 7:45 A.M. – 4 P.M.

Dental: Monday – Friday | 8:00 A.M. – 4 P.M.

Renee Fay-Leblanc, MD, Chief Medical Officer

A board-certified physician, Renee attended medical school at the University of Vermont and completed her residency in Internal Medicine at New York University. She is excited to provide vital services to the community in Portland, where she was born and raised.

John Fitzsimons, DMD, Dental Director

John earned his DMD at Boston University in 2011 and then completed a general practice residency at Penobscot Healthcare in Bangor.  Following residency, Dr. Fitzsimons served six years at a federally qualified health center in Portsmouth, NH.  He is excited to return to Maine and is looking forward to expanding the scope of services provided in the dental component of this integrated mission. Dr. Fitzsimons is an active member of the Academy of General Dentistry, Maine Dental Association, and the American Dental Association.

Donna Lawlor, ANP-BC, DNP, Clinical Director of the Healthcare for the Homeless Program

Donna is a board-certified Adult Nurse Practitioner. She earned her master’s in nursing from Yale University and her doctorate from New York University, College of Nursing. Donna has a keen interest in community health and working in community-based health centers.

Jennifer Rogers, NP-C, AAHIVS

A board-certified family nurse practitioner and HIV specialist, Jennifer Rogers received her Master’s in nursing from the University of Southern Maine. She works collaboratively with the medical team at Greater Portland Health and provides specialty care for people living with HIV, viral hepatitis, and latent TB infections.

Larry Adrian PA-C, MHP

Board-Certified Physician Assistant Larry Adrian graduated from St. Michael’s College. He completed his Physician Assistant studies at Baylor College of Medicine in Houston, Texas, and then completed post-graduate surgical training at Montefiore Hospital and Medical Center in Bronx, New York and Geisinger Medical Center in Danville, Pennsylvania. He received his Master’s Degree in Health Policy from Northeastern University in Boston, Massachusetts. He has strong interests in international healthcare delivery and health justice.

Joanna Kass, Psychiatric/Mental Health Nurse Practitioner

Joanna was born and raised in Maine and cherishes the local community. She completed undergraduate degrees in psychology and biology at Bowdoin College and obtained her advanced practice nursing degree at the University of Southern Maine. She provides psychiatric care for school-aged children, adolescents, and adults.

Lori Nicholas, Psychiatric Nurse Practitioner

Lori worked with the homeless for many years before graduating from the University of Southern Maine. She offers psychiatric specialty care for children and adults.

Dan O'Brien, Psychiatric/Mental Health Nurse Practitioner

A board-certified nurse practitioner, Dan received his Master’s in Science at the University of Southern Maine. He is excited to be serving the diverse needs of the community. Dan provides psychiatric care for adolescents and adults.

Courtney Pladsen, FNP

After receiving a Bachelor’s of Science in Nursing from Boston College, Courtney worked as an ER Nurse for five years, went on to get a graduate degree from Georgetown University, and became a Nurse Practitioner (NP). In 2018, she was awarded the Robert Wood Johnson Foundation’s Culture of Health Leaders Fellowship, where over the next three years she will continue to develop programs that promote health equity specifically for people who are experiencing homelessness. She currently provides medical, mental health, and substance use treatment to people who are experiencing homelessness at the 63 Preble St clinic as well as medical outreach to people who were formally homeless in the Housing First Locations across the city of Portland. 

Chelsea Toussaint, DMD

Dr. Toussaint is a board-certified general dentist for the Children’s Oral Health Program and Preble Street. Originally from northern Maine, she earned her DMD from the University of New England College of Dental Medicine in 2017, and has lived in Portland for over 10 years. Dr. Toussaint has a background in providing care for the homeless and culturally diverse populations, and she is excited to return to public health with a focus on patient education, fun, and compassionate oral health care.

Zoe Wolf, LMSW-CC

Zoe is a graduate of Boston University with a background in mindfulness education. She is interested in utilizing a mindful, strengths-based approach for a collaborative therapeutic process, and is excited to be working with the wonderful team and clients at GPH.

Health center at Riverton Park Portland Maine

Riverton Park

59 Riverton Drive, Portland, ME 04103


Monday, Tuesday, Thursday, & Friday:

8 A.M. – 5 P.M.

2nd and 4th Wednesday of each month:

3:30 P.M. 5:30 P.M.

Catherine Gaynor, FNP, Clinical Director of Public Housing

Catherine received her master’s in nursing from the University of Southern Maine. She integrates a holistic approach into her care for patients of all ages, with a focus on women’s health, and feels privileged to be a part of each patient’s journey toward a balanced, healthy life.

Maggie Ray, CNP

Maggie is a family nurse practitioner with a background in critical care nursing and international development. She earned her master’s in nursing at the University of Southern Maine and her master’s in international affairs from New School University in New York. A Florida native, Maggie has a passion for working with people from all over the world and feels privileged to get the opportunity to provide care for families in the greater Portland area.

Jennie Yamartino, LCSW

Jennie is a native Mainer who earned her master’s degree from the University of Michigan. She has worked with and alongside people facing oppression and injustice in Chicago, New York City, and Oakland, California. At the heart of her work is an unshakable belief in the intrinsic worth of every human being.

Franklin Towers exterior Portland Maine

Franklin Towers

211 Cumberland Avenue, Portland, ME 04101


Tuesday, Wednesday, & Friday | 1 p.m. – 5 p.m.

Renee Fay-Leblanc, MD, Chief Medical Officer

A board-certified physician, Renee attended medical school at the University of Vermont and completed her residency in Internal Medicine at New York University. She is excited to provide vital services to the community in Portland, where she was born and raised.

Maggie Ray, CNP

Maggie is a family nurse practitioner with a background in critical care nursing and international development. She earned her master’s in nursing at the University of Southern Maine and her master’s in international affairs from New School University in New York. A Florida native, Maggie has a passion for working with people from all over the world and feels privileged to get the opportunity to provide care for families in the greater Portland area.

Megan Waterman, MD MPH

A board-certified family physician, Megan received her MD and MPH degrees from Boston University and completed her residency and academic fellowship training at UIC in Chicago, IL. She cares for patients of all ages, and particularly enjoys substance abuse treatment (including medication-assisted treatment), chronic disease management, and women's reproductive health (including procedures such as contraceptive device placement and colposcopy).​

Portland Public Schools

Greater Portland Health offers School-Based Health Centers at the following locations:

  • Portland High School
  • Deering High School
  • King Middle School
  • Casco Bay High School


For an appointment, please call Greater Portland Health at (207) 874-2141.