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

Mark Johnson, MD, PC

Organization Health Service Clinic/Center · NPI 1205457124

Mark Johnson, MD, PC is a Health Service Clinic/Center in Silver Spring, Maryland. Registered with an NPI since 2020.

In the registry since
2020
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

10801 Lockwood Dr Ste 285
Silver Spring, MD 20901-1556
Phone: (240) 641-5806
Fax: (240) 641-5834
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Health Service Clinic/Center (primary) Taxonomy 261QH0100X

Record details

NPI number1205457124
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark Johnson — Owner · (240) 641-5806
Other names Mark Johnson, Md, Pc; Mark Johnson, Md, Pc
NPI enumeratedMay 1, 2020
Last updated in NPPESMay 27, 2020
Certification dateMay 27, 2020
Mailing address10801 Lockwood Dr Ste 285, Silver Spring, MD 20901-1556

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