Tahseen Najma Shareef, MD
Internal Medicine Physician · Loma Linda, CA
Tahseen Najma Shareef, MD is an internal medicine physician with a practice address in Loma Linda, California, and NPI 1669491809, issued on Jul 19, 2006. Check the license (California G84109, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Tahseen Najma Shareef
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G84109 CA
Self-reported in NPPES; status is on the state search - Practice location
- 11374 Mountain View Ave, Loma Linda, CA 92354
- Phone
- (909) 203-3825
- Enumerated
- Jul 19, 2006
- Record last updated
- Sep 2, 2025
- Fax
- (909) 799-3888
- Medicaid ID
- 00G841090 CA
- Medicare enrollment
- Enrolled (PECOS I20081229000155); accepts Medicare assignment
- Medical or professional school
- Medical College Of Pennsylvania, 1993
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 11374 Mountain View Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Tahseen Najma Shareef in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G84109Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.7 times the Medicare Part D claims of the average internal medicine physician in 2024
11,656 Medicare Part D claims for 686 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 837 claims were for opioids.
Most prescribed
- Atorvastatin Calcium564 claims
- Losartan Potassium531 claims
- Levothyroxine Sodium402 claims
- Amlodipine Besylate401 claims
- Gabapentin383 claims
- Trazodone Hcl321 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.
The MIPS final score for 2023 (Medicare payment program): 47 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Tahseen Najma Shareef among 17,696 internal medicine physician records in California
Tahseen Najma Shareef, 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1993 · 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).
212 internal medicine physician records list a practice address in Loma Linda
They are 212 of the 4,863 NPPES records with a practice address in Loma Linda, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Loma Linda → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- David Baylink, M.D.Loma Linda, CA 923541518983113
- David Bee, M.D.Loma Linda, CA 923541720005176
- Adrian Cotton, M.D.Loma Linda, CA 923541639196850
- Debra Craig, M.D.Loma Linda, CA 923541255351151
- Balu Gadhe, M.D.Loma Linda, CA 923541740233808
- Bevan Geslani, M.D.Loma Linda, CA 923541992741862
- Susan Hall, M.D.Loma Linda, CA 923541972523876
- Suchaya Jinamornphongs, M.D.Loma Linda, CA 923541649299876
Common questions
What is Tahseen Najma Shareef, MD's NPI number?
Tahseen Najma Shareef, MD's National Provider Identifier (NPI) is 1669491809, issued on Jul 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Tahseen Najma Shareef, MD located?
The NPPES record lists a practice address at 11374 Mountain View Ave, Loma Linda, CA, 92354. Phone: (909) 203-3825. Providers update this record themselves, so call before visiting.
How can I verify Tahseen Najma Shareef, MD's license?
NPPES lists California license number G84109, 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 Tahseen Najma Shareef, MD prescribe under Medicare Part D?
In 2024, Tahseen Najma Shareef, MD had 11,656 Medicare Part D claims for 686 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Tahseen Najma Shareef, MD's MIPS final score?
The 2023 MIPS final score is 47 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.