Matt Reza Rostami, M.D
Hospitalist Physician · Tarzana, CA
Matt Reza Rostami, M.D is a hospitalist physician with a practice address in Tarzana, California, and NPI 1184026833, issued on Sep 24, 2014. Check the license (California A135686, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Matt Reza Rostami
- Credential
- M.D
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- A135686 CA
Self-reported in NPPES; status is on the state search - Practice location
- 18321 Clark St, Tarzana, CA 91356
- Phone
- (310) 423-5252
- Enumerated
- Sep 24, 2014
- Record last updated
- Nov 8, 2024
- Fax
- (310) 423-8441
- Medicare enrollment
- Enrolled (PECOS I20160204002027); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 3,099 in California → Look up another NPI →
Also registered at 18321 Clark St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eric Abkian, MDInternal Medicine Physician1750841920
- Sheriff AbuduHospitalist Physician1770978298
- Mohammad Abuzaineh, M.D.Anesthesiology Physician1992712806
- Amir Ahmed, MDHospitalist Physician1306425640
- Celia Alconcel, M.D.Neonatal-Perinatal Medicine Physician1982615654
- Nathan AlyeshInternal Medicine Physician1417362856
Verify Matt Reza Rostami in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A135686Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average hospitalist physician in 2024
141 Medicare Part D claims for 89 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of 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: $121.89
1 payment: food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 7,324 providers of this specialty with any payment received $494.84 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
- Cedars-Sinai Medical Care FoundationTarzana, CA
- Life Medical PractitionersSan Diego, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Matt Reza Rostami among 3,099 hospitalist physician records in California
Matt Reza Rostami, M.D is one of 3,099 hospitalist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 61% of them.
- NPI issued2014 · 61% of these records are older, 34% newer
- In a Medicare fileYes · 90% of these records are
- In the CMS Doctors and Clinicians fileYes · 81% of these records are
- Graduated2000 · median 2010 among the 2,505 with a school on file
- Record last updated2024 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in California
There are 3,099 hospitalist physician records in California.
All 3,099 in California → Every provider in Tarzana → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Sheriff AbuduTarzana, CA 913561770978298
- Amir Ahmed, MDTarzana, CA 913561306425640
- Joline Darouichi, M.D.Tarzana, CA 913561275191850
- Sharon GeorgeTarzana, CA 913561821370040
- Arun Gopal, M.D.Tarzana, CA 913561740506963
- Salar Kohan, MDTarzana, CA 913561942838818
- Naira Manukian, M.D.Tarzana, CA 913561194016204
- Safi Satmah, M.D.Tarzana, CA 913561598993990
Common questions
What is Matt Reza Rostami, M.D's NPI number?
Matt Reza Rostami, M.D's National Provider Identifier (NPI) is 1184026833, issued on Sep 24, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Matt Reza Rostami, M.D located?
The NPPES record lists a practice address at 18321 Clark St, Tarzana, CA, 91356. Phone: (310) 423-5252. Providers update this record themselves, so call before visiting.
How can I verify Matt Reza Rostami, M.D's license?
NPPES lists California license number A135686, 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 Matt Reza Rostami, M.D prescribe under Medicare Part D?
In 2024, Matt Reza Rostami, M.D had 141 Medicare Part D claims for 89 beneficiaries; the average among hospitalist physician prescribers was 521. 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.