Omar Alzein, MD
Psychiatry Physician · Austin, TX
Omar Alzein, MD is a psychiatry physician with a practice address in Austin, Texas, and NPI 1821796871, issued on Feb 20, 2023. Check the license (Texas W4410, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Omar Alzein
- Credential
- MD
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- W4410 TX
Self-reported in NPPES; status is on the state search - Practice location
- 4900 Mueller Blvd, Austin, TX 78723
- Phone
- (512) 324-9999
- Enumerated
- Feb 20, 2023
- Record last updated
- Jun 16, 2026
- Fax
- (512) 517-9064
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 3,318 in Texas → Look up another NPI →
Also registered at 4900 Mueller Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Omar Alzein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license W4410Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average psychiatry physician in 2024
25 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
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.
Omar Alzein among 3,318 psychiatry physician records in Texas
Omar Alzein, MD is one of 3,318 psychiatry physician records with a practice address in Texas. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 95% of them.
- NPI issued2023 · 95% of these records are older, 4% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 45% of these records are
- Record last updated2026 · 49% 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 Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
343 psychiatry physician records list a practice address in Austin
They are 343 of the 26,585 NPPES records with a practice address in Austin, and 3,318 psychiatry physician records in Texas.
All 3,318 in Texas → Every provider in Austin → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Ramon Aragon, M.D.Austin, TX 787231356705891
- Rimsha ArifAustin, TX 787231750024287
- Fardokht Bahadori-Esfahani, M.DAustin, TX 787231891157558
- Jessie Bangs, MD, L.AC.Austin, TX 787231134540438
- Jonathan Barron, MDAustin, TX 787231386383925
- Kevin Grabski, M.D.Austin, TX 787231689022766
- Jose Grijalva, MDAustin, TX 787231932690419
- Gaurav Jain, MDAustin, TX 787231427637818
Common questions
What is Omar Alzein, MD's NPI number?
Omar Alzein, MD's National Provider Identifier (NPI) is 1821796871, issued on Feb 20, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Omar Alzein, MD located?
The NPPES record lists a practice address at 4900 Mueller Blvd, Austin, TX, 78723. Phone: (512) 324-9999. Providers update this record themselves, so call before visiting.
How can I verify Omar Alzein, MD's license?
NPPES lists Texas license number W4410, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Omar Alzein, MD prescribe under Medicare Part D?
In 2024, Omar Alzein, MD had 25 Medicare Part D claims; 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.