NPPES file of Aug 9, 2026

Steven L. Ryder, PA

Medical Physician Assistant · Santa Ana, CA

Steven L. Ryder, PA is a medical physician assistant with a practice address in Santa Ana, California, and NPI 1669548707, issued on Nov 28, 2006. Check the license (California PA13850, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1669548707
Name
Steven L. Ryder
Credential
PA
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
PA13850 CA
Self-reported in NPPES; status is on the state search
Practice location
3100 W Warner Ave, Santa Ana, CA 92704
Phone
(714) 546-4233
Enumerated
Nov 28, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(714) 546-6101
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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8 nearest medical physician assistant records → All 3,376 in California → Look up another NPI →

Also registered at 3100 W Warner Ave

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

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  3. Lynette Colyer Fultz, P.T.A.Physical Therapy Assistant1023027372
  4. Robert Hansen, PTPhysical Therapist1790719185
  5. Nicole Heighes, DPTOrthopedic Physical Therapist1194309468
  6. Andrew Hwang, DPTPhysical Therapist1407515810

Verify Steven L. Ryder in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license PA13850    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
Find the California license search

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Steven L. Ryder among 3,376 medical physician assistant records in California

Steven L. Ryder, PA 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 not. Its NPI, issued in 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 80% newer
  • In a Medicare fileNo · 69% of these records are
  • In the CMS Doctors and Clinicians fileNo · 40% of these records are
  • Record last updated2007 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 3,376 in California → Every provider in Santa Ana → Medical Physician Assistant nationwide →

The 8 medical physician assistant records with the nearest ZIP codes

  1. Nora Bebawi, MSPA-CSanta Ana, CA 927041215051974
  2. Rhian Deguzman, PA-CSanta Ana, CA 927041417263658
  3. Serena Grant, PASanta Ana, CA 927041467801381
  4. Kayla Mathiowetz, PA-CSanta Ana, CA 927041245107366
  5. Triet Nguyen, PA-CSanta Ana, CA 927041619167558
  6. Irene Saldana, PACSanta Ana, CA 927041346338225
  7. Susan ShimaSanta Ana, CA 927041265233688
  8. Stacey Shoop, M.D.Santa Ana, CA 927041104222124

Common questions

What is Steven L. Ryder, PA's NPI number?

Steven L. Ryder, PA's National Provider Identifier (NPI) is 1669548707, issued on Nov 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Steven L. Ryder, PA located?

The NPPES record lists a practice address at 3100 W Warner Ave, Santa Ana, CA, 92704. Phone: (714) 546-4233. Providers update this record themselves, so call before visiting.

How can I verify Steven L. Ryder, PA's license?

NPPES lists California license number PA13850, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.