Karam Ashouri, MD
Internal Medicine Physician · Duarte, CA
Karam Ashouri, MD is an internal medicine physician with a practice address in Duarte, California, and NPI 1518616200, issued on Mar 21, 2022. Check the license (California A188484, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Karam Ashouri
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A188484 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1500 Duarte RD, Duarte, CA 91010
- Phone
- (800) 826-4673
- Enumerated
- Mar 21, 2022
- Record last updated
- Dec 4, 2025
- Medicare enrollment
- Enrolled (PECOS I20250807004069); accepts Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 2022
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1500 Duarte RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karam Ashouri in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A188484Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average internal medicine physician in 2024
366 Medicare Part D claims for 56 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium30 claims
- Losartan Potassium21 claims
- Gabapentin20 claims
- Benazepril Hcl17 claims
- Metformin Hcl14 claims
- Carvedilol11 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.
Industry payments in 2024: $89.52
1 payment: food and beverage; the largest payer was Blueprint Medicines Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- City OF Hope Medical FoundationDuarte, CA
- Superior Hospitalist Medical Group IncLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Karam Ashouri among 17,696 internal medicine physician records in California
Karam Ashouri, 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
- Graduated2022 · 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 Duarte → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Houman Badrzadeh, DODuarte, CA 910101295380517
- Stan Mathioulakis, MDDuarte, CA 910101912080847
- Ulin Sargeant, M.D., MPHDuarte, CA 910101992878151
- Tyler Seto, M.D.Duarte, CA 910101669579579
- Indravadan Shah, MDDuarte, CA 910101932126497
- Koral Shah, MDDuarte, CA 910101124672613
- Mohammed Siddiqui, MDDuarte, CA 910101861056251
- Elizabeth Smalley, MDDuarte, CA 910101174596233
Common questions
What is Karam Ashouri, MD's NPI number?
Karam Ashouri, MD's National Provider Identifier (NPI) is 1518616200, issued on Mar 21, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Karam Ashouri, MD located?
The NPPES record lists a practice address at 1500 Duarte RD, Duarte, CA, 91010. Phone: (800) 826-4673. Providers update this record themselves, so call before visiting.
How can I verify Karam Ashouri, MD's license?
NPPES lists California license number A188484, 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 Karam Ashouri, MD prescribe under Medicare Part D?
In 2024, Karam Ashouri, MD had 366 Medicare Part D claims for 56 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.