Donald Gordon Ewens, PA-C
Medical Physician Assistant · Moreno Valley, CA
Donald Gordon Ewens, PA-C is a medical physician assistant with a practice address in Moreno Valley, California, and NPI 1831635168, issued on Jan 10, 2017. Check the license (California 54142, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Donald Gordon Ewens
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 54142 CA
Self-reported in NPPES; status is on the state search - Practice location
- 26520 Cactus Ave, Moreno Valley, CA 92555
- Phone
- (951) 486-4000
- Enumerated
- Jan 10, 2017
- Record last updated
- Dec 3, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170220001778); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 3,376 in California → Look up another NPI →
Also registered at 26520 Cactus Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Ihab Abed, MDStudent in an Organized Health Care Education/Training Program1912830514
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- Barbara Ackerman, PH.D.Clinical Psychologist1639126410
- Sana Afroz, MDRheumatology Physician1356724074
- Georgina Aguilar-Portillo, MDFamily Medicine Physician1144804691
- Adolfo Aguilera, MDFamily Medicine Physician1477609808
Verify Donald Gordon Ewens in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 54142Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average medical physician assistant in 2024
214 Medicare Part D claims for 113 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 61 claims were for opioids.
Most prescribed
- Meloxicam38 claims
- Naproxen27 claims
- Oxycodone-Acetaminophen25 claims
- Ibuprofen22 claims
- Amoxicillin20 claims
- Methocarbamol14 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
- Southern California Permanente Medical GroupBaldwin Park, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Donald Gordon Ewens among 3,376 medical physician assistant records in California
Donald Gordon Ewens, PA-C is one of 3,376 medical physician assistant records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 69% of them.
- NPI issued2017 · 69% of these records are older, 29% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated2016 · median 2012 among the 1,347 with a school on file
- Record last updated2021 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in California
There are 3,376 medical physician assistant records in California.
All 3,376 in California → Every provider in Moreno Valley → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Brandon Cendejas, PA-CMoreno Valley, CA 925551710799655
- Abraham Hagos, PA-CMoreno Valley, CA 925551558611673
- Danyeal Maxie, MAMoreno Valley, CA 925551447186572
- Courtney Oyler, PAMoreno Valley, CA 925551487121620
- Alyssa Weiner, PAMoreno Valley, CA 925551639547755
- James ZapataMoreno Valley, CA 925551407414477
- Mohammad Akbari, PA-CMoreno Valley, CA 925531558462515
- Michael Deguzman, PA-CMoreno Valley, CA 925531235202144
Common questions
What is Donald Gordon Ewens, PA-C's NPI number?
Donald Gordon Ewens, PA-C's National Provider Identifier (NPI) is 1831635168, issued on Jan 10, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Donald Gordon Ewens, PA-C located?
The NPPES record lists a practice address at 26520 Cactus Ave, Moreno Valley, CA, 92555. Phone: (951) 486-4000. Providers update this record themselves, so call before visiting.
How can I verify Donald Gordon Ewens, PA-C's license?
NPPES lists California license number 54142, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Donald Gordon Ewens, PA-C prescribe under Medicare Part D?
In 2024, Donald Gordon Ewens, PA-C had 214 Medicare Part D claims for 113 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.