Omar Abdelhamid Mazher, M.D.
Psychiatry Physician · Alexandria, VA
Omar Abdelhamid Mazher, M.D. is a psychiatry physician with a practice address in Alexandria, Virginia, and NPI 1558755777, issued on Mar 25, 2015. Check the license (Virginia 0101271346, as entered in NPPES) on the Virginia Department of Health Professions; the Medicare figures below come from public CMS files.
- Name
- Omar Abdelhamid Mazher
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- 0101271346 VA
MD600004762 DC
272821 MA
Self-reported in NPPES; status is on the state search - Practice location
- 2501 Parkers LN, Alexandria, VA 22306
- Phone
- (703) 289-7560
- Enumerated
- Mar 25, 2015
- Record last updated
- Feb 26, 2026
- Fax
- (703) 664-2311
- Medicaid ID
- 1558755777 MA
- Medicare enrollment
- Enrolled (PECOS I20180103002463); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,395 in Virginia → Look up another NPI →
Also registered at 2501 Parkers LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Susan Aaron, CRNACertified Registered Nurse Anesthetist1477647402
- Engida AbegazePsychiatric/Mental Health Nurse Practitioner1194653311
- Courtney AdamsRegistered Nurse1104592575
- Melissa Adams, DPTPhysical Therapist1184895328
- Margaret Adeyeri, AGNP-CNurse Practitioner1932869690
- Ameera Ali, M.D.Anatomic Pathology & Clinical Pathology Physician1265673362
Verify Omar Abdelhamid Mazher in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersVirginia Department of Health Professions
Search for license 0101271346Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average psychiatry physician in 2024
84 Medicare Part D claims for 25 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Venlafaxine Hcl Er12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- The Commonwealth OF MassachusettsWorcester, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Omar Abdelhamid Mazher among 1,395 psychiatry physician records in Virginia
Omar Abdelhamid Mazher, M.D. is one of 1,395 psychiatry physician records with a practice address in Virginia. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 78% of them.
- NPI issued2015 · 78% of these records are older, 19% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileYes · 41% of these records are
- Graduated2015 · median 2003 among the 567 with a school on file
- Record last updated2026 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
62 psychiatry physician records list a practice address in Alexandria
They are 62 of the 5,424 NPPES records with a practice address in Alexandria, and 1,395 psychiatry physician records in Virginia.
All 1,395 in Virginia → Every provider in Alexandria → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Maria Coica, M.D.Alexandria, VA 223061356470132
- Chantel Harsch, DOAlexandria, VA 223061598206773
- Mohamed Henson, MDAlexandria, VA 223061992183891
- Rose Marie Isidro, M.D.Alexandria, VA 223061366552325
- Gagandeep Khurana, M.DAlexandria, VA 223061104261858
- Paul Luisada, M.D.Alexandria, VA 223061689601593
- Paul Peckar, MDAlexandria, VA 223061801919857
- Marija Petrovic, M.D.Alexandria, VA 223061225138530
Common questions
What is Omar Abdelhamid Mazher, M.D.'s NPI number?
Omar Abdelhamid Mazher, M.D.'s National Provider Identifier (NPI) is 1558755777, issued on Mar 25, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Omar Abdelhamid Mazher, M.D. located?
The NPPES record lists a practice address at 2501 Parkers LN, Alexandria, VA, 22306. Phone: (703) 289-7560. Providers update this record themselves, so call before visiting.
How can I verify Omar Abdelhamid Mazher, M.D.'s license?
NPPES lists Virginia license number 0101271346, as entered by the provider. Search the Virginia Department of Health Professions at https://dhp.virginiainteractive.org/lookup/index. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Omar Abdelhamid Mazher, M.D. prescribe under Medicare Part D?
In 2024, Omar Abdelhamid Mazher, M.D. had 84 Medicare Part D claims for 25 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.