Mehrdad Karimi, M.D.
Internal Medicine Physician · Chico, CA
Mehrdad Karimi, M.D. is an internal medicine physician with a practice address in Chico, California, and NPI 1528694403, issued on Mar 23, 2020. Check the license (California A184810, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mehrdad Karimi
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A184810 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1531 Esplanade, Chico, CA 95926
- Phone
- (530) 896-7456
- Enumerated
- Mar 23, 2020
- Record last updated
- Dec 4, 2025
- Medicare enrollment
- Enrolled (PECOS I20240208004016); 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 1531 Esplanade
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Travis Anderson, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1730456468
Verify Mehrdad Karimi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A184810Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,214 Medicare Part D claims for 348 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 37 claims were for opioids.
Most prescribed
- Pantoprazole Sodium58 claims
- Amoxicillin-Clavulanate Potass54 claims
- Atorvastatin Calcium48 claims
- Metoprolol Succinate45 claims
- Prednisone43 claims
- Eliquis40 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.
Bills Medicare through 2 group practices
- City OF Hope Medical FoundationDuarte, CA
- Enloe Medical CenterChico, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mehrdad Karimi among 17,696 internal medicine physician records in California
Mehrdad Karimi, M.D. 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 2020, is newer than 89% of them.
- NPI issued2020 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2020 · 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).
Internal Medicine Physician providers in California
There are 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Chico → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Abdullah Al Dwairi, M.D.Chico, CA 959261639170806
- David Alonso, MDChico, CA 959261467403246
- Julie Archer, M.D.Chico, CA 959261962409573
- Arthur Brinckerhoff, M.D.Chico, CA 959261023049624
- Sally Foltz, MDChico, CA 959261447252564
- Barry Furst, MDChico, CA 959261295863462
- Larry Hsu, MDChico, CA 959261215935622
- Roberto Illa, M.D.Chico, CA 959261447248224
Common questions
What is Mehrdad Karimi, M.D.'s NPI number?
Mehrdad Karimi, M.D.'s National Provider Identifier (NPI) is 1528694403, issued on Mar 23, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Mehrdad Karimi, M.D. located?
The NPPES record lists a practice address at 1531 Esplanade, Chico, CA, 95926. Phone: (530) 896-7456. Providers update this record themselves, so call before visiting.
How can I verify Mehrdad Karimi, M.D.'s license?
NPPES lists California license number A184810, 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 Mehrdad Karimi, M.D. prescribe under Medicare Part D?
In 2024, Mehrdad Karimi, M.D. had 1,214 Medicare Part D claims for 348 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.