John M. D'Spain, PA
Physician Assistant · Fontana, CA
John M. D'Spain, PA is a physician assistant with a practice address in Fontana, California, and NPI 1346550381, issued on Oct 8, 2010. Check the license (California PA21241, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John M. D'Spain
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA21241 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9961 Sierra Ave, Fontana, CA 92335
- Phone
- (866) 454-3485
- Enumerated
- Oct 8, 2010
- Record last updated
- Oct 21, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20110623000243); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 9961 Sierra Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Solomon Abila, MDFamily Medicine Physician1871652479
- Jenny Abouelsood, M.D.Family Medicine Physician1457638512
- Marla Abrolat, MDPediatrics Physician1164593133
- Eduardo Acosta, MDPediatrics Physician1497803324
- Michael Adair, MDFamily Medicine Physician1780732651
- Berneva Adams, MDObstetrics & Gynecology Physician1376602987
Verify John M. D'Spain in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA21241Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Southern California Permanente Medical GroupFontana, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John M. D'Spain among 14,451 physician assistant records in California
John M. D'Spain, PA is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 27% of them.
- NPI issued2010 · 27% of these records are older, 70% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2010 · median 2018 among the 7,214 with a school on file
- Record last updated2021 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
97 physician assistant records list a practice address in Fontana
They are 97 of the 3,012 NPPES records with a practice address in Fontana, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Fontana → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Johnetta Brooks, PAFontana, CA 923351619044450
- Mary Budrunas, PAFontana, CA 923351154498996
- Lindsay Chiu, PAFontana, CA 923351972670719
- Dawn Comstock, PAFontana, CA 923351104993948
- Amy Haager, PAFontana, CA 923351609943455
- Michael Hicks, PAFontana, CA 923351700953544
- Gena McKinney, PAFontana, CA 923351790852549
- Melody McMath, PAFontana, CA 923351780751537
Common questions
What is John M. D'Spain, PA's NPI number?
John M. D'Spain, PA's National Provider Identifier (NPI) is 1346550381, issued on Oct 8, 2010. An NPI identifies a provider in billing; it is not a license.
Where is John M. D'Spain, PA located?
The NPPES record lists a practice address at 9961 Sierra Ave, Fontana, CA, 92335. Phone: (866) 454-3485. Providers update this record themselves, so call before visiting.
How can I verify John M. D'Spain, PA's license?
NPPES lists California license number PA21241, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.