Mimsa Islam, MD
Internal Medicine Physician · San Jose, CA
Mimsa Islam, MD is an internal medicine physician with a practice address in San Jose, California, and NPI 1588227474, issued on Apr 17, 2019. Check the license (California A183132, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mimsa Islam
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A183132 CA
Self-reported in NPPES; status is on the state search - Practice location
- 500 Tully RD, San Jose, CA 95111
- Phone
- (530) 407-1890
- Enumerated
- Apr 17, 2019
- Record last updated
- Sep 10, 2025
- Medicare enrollment
- Enrolled (PECOS I20230224001079); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 500 Tully RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mimsa Islam in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A183132Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
56% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,387 Medicare Part D claims for 218 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 38 claims were for opioids.
Most prescribed
- Atorvastatin Calcium102 claims
- Losartan Potassium67 claims
- Metformin Hcl61 claims
- Amlodipine Besylate55 claims
- Ibuprofen43 claims
- Gabapentin38 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 practice group's MIPS final score for 2023 (Medicare payment program): 80.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- County OF Santa ClaraSan Jose, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mimsa Islam among 17,696 internal medicine physician records in California
Mimsa Islam, 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 2019, is newer than 86% of them.
- NPI issued2019 · 86% of these records are older, 11% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2014 · 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).
428 internal medicine physician records list a practice address in San Jose
They are 428 of the 20,925 NPPES records with a practice address in San Jose, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in San Jose → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
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- Jamie Nguyen, MDSan Jose, CA 951111053442020
- Sara Pinkel, MDSan Jose, CA 951111629138474
- Don Tran, M.D.San Jose, CA 951111881688950
- Khanh Tran, MDSan Jose, CA 951111124093133
Common questions
What is Mimsa Islam, MD's NPI number?
Mimsa Islam, MD's National Provider Identifier (NPI) is 1588227474, issued on Apr 17, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Mimsa Islam, MD located?
The NPPES record lists a practice address at 500 Tully RD, San Jose, CA, 95111. Phone: (530) 407-1890. Providers update this record themselves, so call before visiting.
How can I verify Mimsa Islam, MD's license?
NPPES lists California license number A183132, 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 Mimsa Islam, MD prescribe under Medicare Part D?
In 2024, Mimsa Islam, MD had 1,387 Medicare Part D claims for 218 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Mimsa Islam, MD's MIPS final score?
The 2023 MIPS final score is 80.6 of 100, reported for the practice group. 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.