William Jackson Ritchey, C.R.N.A.
Certified Registered Nurse Anesthetist · Fresno, CA
William Jackson Ritchey, C.R.N.A. is a certified registered nurse anesthetist with a practice address in Fresno, California, and NPI 1518932219, issued on Feb 17, 2006. Check the license (California NA2106, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William Jackson Ritchey
- Credential
- C.R.N.A.
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License number
- NA2106 CA
Self-reported in NPPES; status is on the state search - Practice location
- Fresno & R Street, Fresno, CA 93721
- Phone
- (559) 459-6000
- Enumerated
- Feb 17, 2006
- Record last updated
- Feb 25, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20091103000301); accepts Medicare assignment
- Medical or professional school
- Baylor College Of Medicine, 1994
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 2,943 in California → Look up another NPI →
Also registered at Fresno & R Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michele Ardigo, CRNACertified Registered Nurse Anesthetist1154369296
- Ashwin BhattAnesthesiology Physician1750332631
- Devon Boyd, RNCertified Registered Nurse Anesthetist1750516100
- Kristina Dickens, CRNACertified Registered Nurse Anesthetist1528012150
- John Freeman, MDAnesthesiology Physician1558486415
- Christopher Harrelson, CRNACertified Registered Nurse Anesthetist1700022456
Verify William Jackson Ritchey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license NA2106Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 84 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 3 group practices
- Anesthesia Consultants OF FresnoFresno, CA
- Coachella Valley Anesthesia A Professional CorporationMerced, CA
- Western States AnesthesiaMadera, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William Jackson Ritchey among 2,943 certified registered nurse anesthetist records in California
William Jackson Ritchey, C.R.N.A. is one of 2,943 certified registered nurse anesthetist 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 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 77% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1994 · median 2016 among the 2,089 with a school on file
- Record last updated2016 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Certified Registered Nurse Anesthetist providers in California
There are 2,943 certified registered nurse anesthetist records in California.
All 2,943 in California → Every provider in Fresno → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Michele Ardigo, CRNAFresno, CA 937211154369296
- Kristina Dickens, CRNAFresno, CA 937211528012150
- Robert Ford, CRNAFresno, CA 937211114090230
- Rodney Hoover, CRNAFresno, CA 937211225097421
- Michael Hough, CRNAFresno, CA 937211932145257
- Patricia Manning, CRNAFresno, CA 937211891732434
- Bridget Oswalt, CRNA MSNFresno, CA 937211952458077
- Keith Rhoden, CRNAFresno, CA 937211760600399
Common questions
What is William Jackson Ritchey, C.R.N.A.'s NPI number?
William Jackson Ritchey, C.R.N.A.'s National Provider Identifier (NPI) is 1518932219, issued on Feb 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Jackson Ritchey, C.R.N.A. located?
The NPPES record lists a practice address at Fresno & R Street, Fresno, CA, 93721. Phone: (559) 459-6000. Providers update this record themselves, so call before visiting.
How can I verify William Jackson Ritchey, C.R.N.A.'s license?
NPPES lists California license number NA2106, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
What is William Jackson Ritchey, C.R.N.A.'s MIPS final score?
The 2023 MIPS final score is 84 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.