NPPES file of Aug 9, 2026

Donald Alan Cohen, D.O.

Emergency Medicine Physician · West Hills, CA

Donald Alan Cohen, D.O. is an emergency medicine physician with a practice address in West Hills, California, and NPI 1669115549, issued on Apr 18, 2022. Check the license (California 20.A.5360, 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
1669115549
Name
Donald Alan Cohen
Credential
D.O.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
20.A.5360 CA
Self-reported in NPPES; status is on the state search
Practice location
8331 Woodlake Ave, West Hills, CA 91304
Phone
(208) 772-8448
Enumerated
Apr 18, 2022
Record last updated
May 6, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Donald Alan Cohen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20.A.5360
    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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Industry payments in 2024: $45.47

2 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. The 12,335 providers of this specialty with any payment received $953.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Donald Cohen$45.47
  2. Specialty average$953.79

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Donald Alan Cohen among 7,751 emergency medicine physician records in California

Donald Alan Cohen, D.O. 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 2022, is newer than 95% of them.

  • NPI issued2022 · 95% of these records are older, 2% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2022 · 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).

38 emergency medicine physician records list a practice address in West Hills

They are 38 of the 708 NPPES records with a practice address in West Hills, and 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Brian Ostick, M.D.Calabasas, CA 913021457527756
  2. Sherman Washington, MDWinnetka, CA 913061396893202
  3. Eileen Bastian, M.D.West Hills, CA 913071861439267
  4. Loren Caira, M.D.West Hills, CA 913071063459469
  5. Cameo Cozart-Chance, M.D.West Hills, CA 913071619903135
  6. Hrak Derderian, M.D.West Hills, CA 913071619034725
  7. Michael Jones, M.D.West Hills, CA 913071750323762
  8. Shahrokh KohanimWest Hills, CA 913071801841812

Common questions

What is Donald Alan Cohen, D.O.'s NPI number?

Donald Alan Cohen, D.O.'s National Provider Identifier (NPI) is 1669115549, issued on Apr 18, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Donald Alan Cohen, D.O. located?

The NPPES record lists a practice address at 8331 Woodlake Ave, West Hills, CA, 91304. Phone: (208) 772-8448. Providers update this record themselves, so call before visiting.

How can I verify Donald Alan Cohen, D.O.'s license?

NPPES lists California license number 20.A.5360, 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.

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.