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

Dr. Omar Abdelhamid Mazher, MD

Individual provider Psychiatry Physician · NPI 1558755777

Dr. Omar Abdelhamid Mazher, MD is a Psychiatry in Alexandria, Virginia. Qualified in 2015, 11 years ago. Practices with The Commonwealth of Massachusetts, a 144-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in District of Columbia, Massachusetts and Virginia.

Years since qualifying
11
Licensed in
DC, MA, VA
In the registry since
2015
Specialties on file
3
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

2501 Parkers Ln
Alexandria, VA 22306-3209
Phone: (703) 289-7560
Fax: (703) 664-2311
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 330 Brookline Ave, Boston, MA 02215-5400 — (617) 667-6700
  • 1020 First Colonial Rd Ste A, Virginia Beach, VA 23454-3078 — (757) 395-5342

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 0101271346 (VA)
Psychiatry Physician Taxonomy 2084P0800X · Licence 272821 (MA)
Psychiatry Physician Taxonomy 2084P0800X · Licence MD600004762 (DC)

Record details

NPI number1558755777
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMarch 25, 2015
Last updated in NPPESFebruary 26, 2026
Certification dateFebruary 26, 2026

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice The Commonwealth Of Massachusetts — 144 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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