Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Mark Antonio Johnson, MD

Individual provider Surgery Physician · NPI 1831118868

Mark Antonio Johnson, MD is a General Surgery in Washington, District of Columbia. Graduated from Howard University College of Medicine in 1993, 33 years ago. Practices with Adventist Physician Services Inc, a 144-clinician group, accepts Medicare assignment and offers telehealth. Licensed in District of Columbia.

Years since qualifying
33
Trained at
Howard University College of Medicine
Licensed in
DC
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1140 Varnum St NE Ste 106
Washington, DC 20017
Phone: (202) 448-4014
Fax: (202) 448-4082
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence MD30469 (DC)

Record details

NPI number1831118868
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 19, 2006
Last updated in NPPESJuly 19, 2013

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGENERAL SURGERY
Medical schoolHOWARD UNIVERSITY COLLEGE OF MEDICINE
Graduated 1993 (33 years in practice)
Group practice Adventist Physician Services Inc — 144 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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