LOCAL HEALTHCARE PROVIDERS
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276 providers
Availability last updated 08/08/2025
Dr. Blessing Ayanou, DNP, CRNP, FNP-BC
Family Physician
1801 Metzerott Road
Hyattsville, MD 20783
Dr. Uzochukwu Unegbu, MD
Family Physician
1801 Metzerott Road
Hyattsville, MD 20783
Colleen Abell is a board-certified Family Nurse Practitioner. She graduated with a Master of Science in Nursing from Georgetown University in 2006. She has practiced as a nurse practitioner for the past sixteen years. Ms. Abell's experience includes working in a family medical clinic, but she spent most of her career providing care for patients recovering from Bariatric and GI surgical/oncology procedures. Prior to becoming a nurse practitioner, Ms. Abell worked as a Registered Nurse in cardiology and emergency medicine.
Colleen joined the Gastro Center of Maryland in 2021 after relocating from the NY/NJ area. She is dedicated to being a great provider and advocate for her patients. Outside of work, Ms. Abell enjoys spending time with her husband and three boys.
Colleen Abell, CRNP
Nurse Practitioner
6502 Kenilworth Ave
Suite 100
Riverdale, MD 20737
Xinna Yi is a board-certified Family Nurse Practitioner with a Master of Science in Nursing from Wilkes University, which she completed in 2023. She brings a wealth of experience from her work in a family medical clinic and her previous role as a Registered Nurse specializing in cardiology medicine. Before transitioning to nursing, she graduated from medical school in China and gained one and a half years of experience as a gastrointestinal physician at an academic hospital in China.
Xinna is committed to patient-centered care, employing a collaborative, team-based approach to healthcare. She has a passion for continuous learning and teaching. In her personal life, she enjoys spending time with her family, reading, watching movies, and traveling.
Xinna Yi, FNP
Nurse Practitioner
6502 Kenilworth Ave
Suite 100
Riverdale, MD 20737
Xinna Yi is a board-certified Family Nurse Practitioner with a Master of Science in Nursing from Wilkes University, which she completed in 2023. She brings a wealth of experience from her work in a family medical clinic and her previous role as a Registered Nurse specializing in cardiology medicine. Before transitioning to nursing, she graduated from medical school in China and gained one and a half years of experience as a gastrointestinal physician at an academic hospital in China.
Xinna is committed to patient-centered care, employing a collaborative, team-based approach to healthcare. She has a passion for continuous learning and teaching. In her personal life, she enjoys spending time with her family, reading, watching movies, and traveling.
Xinna Yi, FNP
Nurse Practitioner
501 N Frederick Ave
Suite 204
Gaithersburg, MD 20877
Tavershima Asom, MSN, RN, NP-C
Family Physician
225 Frocks Dr
Westminster, MD 21157
Shemicka Asom, CRNP
Family Physician
225 Frocks Dr
Westminster, MD 21157
Dr. Uzochukwu Unegbu, MD
Family Physician
6500 Riggs Rd
Hyattsville, MD 20783
Dr. Blessing Ayanou, DNP, CRNP, FNP-BC
Family Physician
6500 Riggs Rd
Hyattsville, MD 20783
Ndubuisi Okafor, MD, is a board-certified internal medicine physician with over 20 years of experience. At his practice, Okafor Medical Associates, located in Washington, DC, Dr. Okafor offers patients compassionate care for a variety of conditions including chronic disease management, ADHD, and internal medicine concerns as a leading primary care physician.
Dr. Okafor obtained his medical degree from the Howard University Hospital and is board-certified by the American Board of Internal Medicine. He is also specially trained in Advanced Trauma Life Support and Advanced Cardiovascular Life Support.
Dr. Okafor is a registered Civil Surgeon with the United States Center for Immigration Services, so he can provide Immigration Medical examinations with all the required tests in the facility. In addition, is a Registered Certified Medical Examiner with the Federal Motor Carrier Safety Administration, so he can provide medical examination and certification for commercial motor vehicle drivers.
When he is not treating his patients, Dr. Okafor enjoys spending time with his family and pursuing his hobbies which include football, soccer, and running. Dr. Okafor also speaks English, Ibo, Yoruba, and Hausa.
He looks forward to meeting new patients and giving them the best care possible.
Dr. Ndubuisi Okafor, MD
Internist
7603 Georgia Ave NW
Suite 100
Washington, DC 20012
Dr. Uzochukwu Unegbu, MD
Family Physician
8700 Jones Mill Rd
Chevy Chase, MD 20815
Dr. Blessing Ayanou, DNP, CRNP, FNP-BC
Family Physician
8700 Jones Mill Rd
Chevy Chase, MD 20815
Chioma Akwara
Family Physician
17300 Melford Blvd
Bowie, MD 20715
