NPPES file of Aug 9, 2026

Muhammad Tayyab Tahir, MD

Internal Medicine Physician · Wildomar, CA

Muhammad Tayyab Tahir, MD is an internal medicine physician with a practice address in Wildomar, California, and NPI 1740923945, issued on Apr 15, 2022. Check the license (California A200898, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1740923945
Name
Muhammad Tayyab Tahir
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A200898 CA
Self-reported in NPPES; status is on the state search
Practice location
22750 Wildomar Trl, Wildomar, CA 92595
Phone
(833) 574-2273
Enumerated
Apr 15, 2022
Record last updated
Apr 23, 2025
Medicare enrollment
Enrolled (PECOS I20250819004302); accepts Medicare assignment
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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Also registered at 22750 Wildomar Trl

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

  1. Kimberly Garcia, PT, DPTPhysical Medicine & Rehabilitation Physician1679308399

Verify Muhammad Tayyab Tahir in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A200898
    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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97% fewer Medicare Part D claims than the average internal medicine physician in 2024

88 Medicare Part D claims for 21 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.

  1. Muhammad Tayyab Tahir88
  2. Specialty average3,176

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

  1. Southern California Permanente Medical GroupRiverside, CA

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

Muhammad Tayyab Tahir among 17,696 internal medicine physician records in California

Muhammad Tayyab Tahir, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 95% of them.

  • NPI issued2022 · 95% of these records are older, 2% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2018 · median 2004 among the 11,065 with a school on file
  • Record last updated2025 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

12 internal medicine physician records list a practice address in Wildomar

They are 12 of the 937 NPPES records with a practice address in Wildomar, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Pranav Barve, M.D.Wildomar, CA 925951972899839
  2. Kevin ChandrasenaWildomar, CA 925951144614447
  3. Elvis ChernyshovWildomar, CA 925951154797462
  4. Trang Nguyen, D.O.Wildomar, CA 925951861836207
  5. Danny Nguyen, D.OWildomar, CA 925951073046926
  6. Norman Orr, D.O.Wildomar, CA 925951871859553
  7. Jee-Hyon Park, M.D.Wildomar, CA 925951306006192
  8. Purnima Patel, MDWildomar, CA 925951023054269

Common questions

What is Muhammad Tayyab Tahir, MD's NPI number?

Muhammad Tayyab Tahir, MD's National Provider Identifier (NPI) is 1740923945, issued on Apr 15, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Muhammad Tayyab Tahir, MD located?

The NPPES record lists a practice address at 22750 Wildomar Trl, Wildomar, CA, 92595. Phone: (833) 574-2273. Providers update this record themselves, so call before visiting.

How can I verify Muhammad Tayyab Tahir, MD's license?

NPPES lists California license number A200898, 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.

How much does Muhammad Tayyab Tahir, MD prescribe under Medicare Part D?

In 2024, Muhammad Tayyab Tahir, MD had 88 Medicare Part D claims for 21 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.