NPPES file of Aug 9, 2026

Allen B. Tabibian, M.D.

Hospitalist Physician · Tarzana, CA

Allen B. Tabibian, M.D. is a hospitalist physician with a practice address in Tarzana, California, and NPI 1073536520, issued on Jul 25, 2006. Check the license (California A54761, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1073536520
Name
Allen B. Tabibian
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License number
A54761 CA
Self-reported in NPPES; status is on the state search
Practice location
18321 Clark St, Tarzana, CA 91356
Phone
(310) 423-5252
Enumerated
Jul 25, 2006
Record last updated
Nov 8, 2024
Fax
(310) 423-8441
Medicaid ID
00A547610 CA
Medicare enrollment
Enrolled (PECOS I20241022004515); accepts Medicare assignment
Medical or professional school
State University Of New York At Buffalo School Of Medicine, 1994
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →

Also registered at 18321 Clark St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Eric Abkian, MDInternal Medicine Physician1750841920
  2. Sheriff AbuduHospitalist Physician1770978298
  3. Mohammad Abuzaineh, M.D.Anesthesiology Physician1992712806
  4. Amir Ahmed, MDHospitalist Physician1306425640
  5. Celia Alconcel, M.D.Neonatal-Perinatal Medicine Physician1982615654
  6. Nathan AlyeshInternal Medicine Physician1417362856

Verify Allen B. Tabibian in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A54761    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Cedars-Sinai Medical Care FoundationTarzana, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Allen B. Tabibian among 3,099 hospitalist physician records in California

Allen B. Tabibian, M.D. is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 73% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileYes · 81% of these records are
  • Graduated1994 · median 2010 among the 2,505 with a school on file
  • Record last updated2024 · 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 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in California

There are 3,099 hospitalist physician records in California.

All 3,099 in California → Every provider in Tarzana → Hospitalist Physician nationwide →

The 8 hospitalist physician records with the nearest ZIP codes

  1. Sheriff AbuduTarzana, CA 913561770978298
  2. Amir Ahmed, MDTarzana, CA 913561306425640
  3. Joline Darouichi, M.D.Tarzana, CA 913561275191850
  4. Sharon GeorgeTarzana, CA 913561821370040
  5. Arun Gopal, M.D.Tarzana, CA 913561740506963
  6. Salar Kohan, MDTarzana, CA 913561942838818
  7. Naira Manukian, M.D.Tarzana, CA 913561194016204
  8. Matt Rostami, M.DTarzana, CA 913561184026833

Common questions

What is Allen B. Tabibian, M.D.'s NPI number?

Allen B. Tabibian, M.D.'s National Provider Identifier (NPI) is 1073536520, issued on Jul 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Allen B. Tabibian, M.D. located?

The NPPES record lists a practice address at 18321 Clark St, Tarzana, CA, 91356. Phone: (310) 423-5252. Providers update this record themselves, so call before visiting.

How can I verify Allen B. Tabibian, M.D.'s license?

NPPES lists California license number A54761, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.