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

Dr. Mark Mazer, MD

Individual provider Child & Adolescent Psychiatry Physician · NPI 1427577105

Dr. Mark Mazer, MD is a Psychiatry in Baltimore, Maryland. Qualified in 2019, 7 years ago. Works from 2 locations. Licensed in Maryland.

Years since qualifying
7
Licensed in
MD
In the registry since
2017
Specialties on file
2
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

701 W Pratt St Fl 2
Baltimore, MD 21201-1023
Phone: (410) 328-6018
Fax: (410) 328-6391
Show map & directions

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

Additional practice locations (1)

  • 22 S Greene St, Baltimore, MD 21201-1590 — (410) 328-6018

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence D0097631 (MD)
Child & Adolescent Psychiatry Physician Taxonomy 2084P0804X · Licence D0097631 (MD)

Record details

NPI number1427577105
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 14, 2017
Last updated in NPPESAugust 8, 2025
Certification dateAugust 8, 2025

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

Other providers in Baltimore