NPPES file of Aug 9, 2026

Shahin Roshanzaer, DO

Emergency Medicine Physician · Anaheim, CA

Shahin Roshanzaer, DO is an emergency medicine physician with a practice address in Anaheim, California, and NPI 1770631582, issued on Jan 8, 2007. Check the license (California 20A6271, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1770631582
Name
Shahin Roshanzaer
Credential
DO
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
20A6271 CA
Self-reported in NPPES; status is on the state search
Practice location
441 N Lakeview Ave, Anaheim, CA 92807
Phone
(888) 988-2800
Enumerated
Jan 8, 2007
Record last updated
Dec 1, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20081119000722); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 441 N Lakeview Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Adan Abarca, MDFamily Medicine Physician1760553689
  2. Peter Abdel Sayed, MDVascular & Interventional Radiology Physician1760553648
  3. Behnam Abdollahi, MDDermatopathology Physician1598836520
  4. Mark Abramson, MDInternal Medicine Physician1396812202
  5. Suzanne Ackley, MDNeuromusculoskeletal Medicine & OMM Physician1740351667
  6. Carol Ahmed, D.O.Family Medicine Physician1598962961

Verify Shahin Roshanzaer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A6271
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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8% fewer Medicare Part D claims than the average emergency medicine physician in 2024

207 Medicare Part D claims for 151 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 46 claims were for opioids.

  1. Shahin Roshanzaer207
  2. Specialty average226

Most prescribed

  1. Hydrocodone-Acetaminophen39 claims
  2. Prednisone14 claims
  3. Cefadroxil13 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 one group practice

  1. Southern California Permanente Medical GroupSanta Ana, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Shahin Roshanzaer among 7,751 emergency medicine physician records in California

Shahin Roshanzaer, DO is one of 7,751 emergency medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 40% of them.

  • NPI issued2007 · 40% of these records are older, 50% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated1991 · median 2011 among the 4,560 with a school on file
  • Record last updated2021 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Emergency Medicine Physician providers in California

There are 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Robert Becker, MDAnaheim, CA 928071487725362
  2. Emio Bond, MDAnaheim, CA 928071659442697
  3. William Honigman, MDAnaheim, CA 928071477624385
  4. Milton Kawabe, MDAnaheim, CA 928071487713004
  5. Bruce Lipton, MDAnaheim, CA 928071629149604
  6. Anthony Matthews, MDAnaheim, CA 928071154498095
  7. John Miller, MDAnaheim, CA 928071427125244
  8. Kurt Mueller, M.D.Anaheim, CA 928071700858834

Common questions

What is Shahin Roshanzaer, DO's NPI number?

Shahin Roshanzaer, DO's National Provider Identifier (NPI) is 1770631582, issued on Jan 8, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Shahin Roshanzaer, DO located?

The NPPES record lists a practice address at 441 N Lakeview Ave, Anaheim, CA, 92807. Phone: (888) 988-2800. Providers update this record themselves, so call before visiting.

How can I verify Shahin Roshanzaer, DO's license?

NPPES lists California license number 20A6271, 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 Shahin Roshanzaer, DO prescribe under Medicare Part D?

In 2024, Shahin Roshanzaer, DO had 207 Medicare Part D claims for 151 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.