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

Olayinka Michael Johnson, MD

Individual provider Geriatric Psychiatry Physician · NPI 1093923229

Olayinka Michael Johnson, MD is a Psychiatry in Linthicum, Maryland. Qualified in 1988, 38 years ago. Accepts Medicare assignment and offers telehealth. Licensed in Maryland.

Years since qualifying
38
Licensed in
MD
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

809 N Hammonds Ferry Rd Ste C
Linthicum, MD 21090-1301
Phone: (410) 789-2500
Fax: (410) 789-2501
Show map & directions

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

Specialties & licences

Geriatric Psychiatry Physician (primary) Taxonomy 2084P0805X · Licence D0055180 (MD)

Record details

NPI number1093923229
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 20, 2007
Last updated in NPPESNovember 21, 2011
Mailing address6020 Helen Dorsey Way, Columbia, MD 21045-5046

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolOTHER
Graduated 1988 (38 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services