Mercy Obamogie, MD
Family Physician
4903 Georgia Ave Nw
Washington, DC 20011
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Availability last updated 07/17/2026
Mercy Obamogie, MD
Family Physician
4903 Georgia Ave Nw
Washington, DC 20011
Immanuellin Delfin, NP-C, is a highly skilled and compassionate Certified Nurse Practitioner (CNP) dedicated to providing exceptional healthcare to patients of all ages. With a strong background in nursing and a commitment to continuous learning, Mercy has become a trusted healthcare professional known for her expertise in primary care and patient-centered approach.
Education:
Immanuellin earned her Master of Science in Nursing (MSN) degree from Walden University and achieved certification as an Adult Nurse Practitioner (AGPC-NP) from the American Association of Nurse Practitioners (AANP). Her rigorous academic training and dedication to evidence-based practice have equipped her with the knowledge and skills necessary to deliver comprehensive and effective care.
Experience:
With over a decade of nursing experience, Immanuellin has worked in a variety of clinical settings, including hospitals, clinics, and specialized medical facilities. Her diverse background has allowed her to develop a holistic understanding of healthcare, emphasizing the importance of preventative care, patient education, and disease management.
As a Certified Nurse Practitioner, she has gained expertise in diagnosing and treating common health conditions, conducting physical examinations, ordering and interpreting diagnostic tests, prescribing medications, and providing personalized care plans. She is known for her ability to establish rapport with patients, actively listen to their concerns, and involve them in the decision-making process.
Patient-Centered Care:
Immanuellin’s philosophy revolves around patient-centered care. She believes in treating the whole person, considering their physical, emotional, and social well-being. Her compassionate and empathetic approach ensures that patients feel heard, valued, and actively involved in their healthcare journey.
Community Involvement:
Beyond her clinical work, Immanuellin is passionate about giving back to the community. She volunteers her time and expertise at local health fairs, educational workshops, and community outreach programs such as Baltimore Igbo School. She believes in the importance of health promotion and strives to empower individuals to take control of their health.
In her free time, Immanuellin enjoys adventure, traveling, dancing, reading medical journals, and spending quality time with her family. She is proud to be a Certified Nurse Practitioner and is dedicated to making a positive impact on the lives of her patients, one healthcare encounter at a time?
Immanuellin Delfin, CRNP
Nurse Practitioner
2012 S Tollgate Road
Suite 207
Bel Air, MD 21015
Shemicka Asom, CRNP
Family Physician
110 Terrapin Drive
Sykesville, MD 21784
Tavershima Asom
Family Physician
110 Terrapin Drive
Sykesville, MD 21784
Capital City Primary and Immediate Care’s approach to family medicine gives you the flexibility to focus on your health when it works for you. Fernando Porter, MD, and the attentive care team partner with you to support your day-to-day health and self-care routines, at the office location in Silver Spring, Maryland. When you’re sick and need care, the team is standing by around the clock. They will be available to you 24/7 virtually or in-person during routine office hours with providers that can help get you on track. They’ll take the hassle and guesswork out of feeling better.
When you need to manage urgent, preventive, or chronic health conditions, we try our very best to make it easy and are there for you at the touch of a button. From healthy eating to vaccinations and preventive physical exams, we provide trusted health care solutions that are driven by compassion, integration of technology, and use of the most up-to-date, evidence-based information.
Capital City Primary and Immediate Care is a proud member of Privia Medical Group - a physician-led, multi-specialty, national medical group.
To make an appointment, call Capital City Primary and Immediate Care or book an appointment online today.
Dr Fernando Porter
Family Physician
1145 19th St NW
Suite 200
Washington, DC 20036
Melissa Falkowski attended Mount Saint Mary College where she graduated Summa Cum Laude with her Bachelor of Science in Nursing Degree. Melissa has over 15 years of experience in the healthcare field, including Oncology, Preoperative and Postoperative care, and Operating Room experience. After working for 2 years in the Operating Room with Dr. Desai, Melissa joined the team at International Spine, Pain & Performance Center in 2017. As Chief Operating Officer, Melissa is focused on ensuring all clinical standards are met to guarantee that our patients receive optimal and cutting edge care. Melissa partners with the clinicians at ISPPC to execute our mission statement of being leaders in clinical excellence. In her spare time, Melissa enjoys traveling the world with her husband and daughters, and spending time with their family and friends.
Melissa Vincent, PA-C
Physician Assistant
2021 K Street NW
Suite 615
Washington, DC 20006
Dr. Uzochukwu Unegbu, MD
Family Physician
9023 Woodyard Road
Clinton, MD 20735
Melanie Slack, MD
Family Physician
1694 Water Tower Way
Suite 104
Forest Hill, MD 21050
Stephen Ong, MD
Family Physician
6357 Oxon Hill Road,
Oxon Hill, MD 20745
Sudha Sikri, MD
Family Physician
6357 Oxon Hill Road,
Oxon Hill, MD 20745
Abbi Lamparelli is a Nurse Practitioner with Gastro Centers of Maryland, bringing over a decade of hands-on clinical experience to her role. She began her career in medical-surgical and emergency medicine and transitioned into advanced practice nursing in 2023 after completing her training at Drexel University. She further advanced her education by earning a Doctor of Nursing Practice from Aspen University.
Abbi’s approach to patient care is deeply rooted in compassion and respect. She emphasizes a patient-centered, holistic, and evidence-based philosophy—ensuring that each individual receives personalized care tailored to their unique health journey. She remains committed to empowering patients with clear communication, shared decision-making, and attentive follow-up.
Beyond her clinical work, Abbi has a strong interest in healthcare research and ongoing professional development. Outside of work, Abbi enjoys reading, birdwatching, and trying new restaurants—interests that highlight her curiosity and appreciation for both quiet moments and fun new experiences.
Abbi Lamparelli
Nurse Practitioner
501 N Frederick Ave
Suite 204
Gaithersburg, MD 20877
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