NPPES file of Aug 9, 2026

Ann Singleton, CRNA

Certified Registered Nurse Anesthetist · Anaheim, CA

Ann Singleton, CRNA is a certified registered nurse anesthetist with a practice address in Anaheim, California, and NPI 1528116555, issued on Jan 8, 2007. Check the license (California NA2765, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1528116555
Name
Ann Singleton
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
NA2765 CA
Self-reported in NPPES; status is on the state search
Practice location
411 N Lakeview Ave, Anaheim, CA 92807
Phone
(888) 988-2800
Enumerated
Jan 8, 2007
Record last updated
Dec 22, 2023
Medicare enrollment
Enrolled (PECOS I20051004000861); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest certified registered nurse anesthetist records → All 2,943 in California → Look up another NPI →

Also registered at 411 N Lakeview Ave

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

  1. Devi Jane Asuncion, MDHematology & Oncology Physician1538367875
  2. Jill Axtell, M.S., CCC-SLPSpeech-Language Pathologist1174742175
  3. Levon Bagdasarian, M.D.Anesthesiology Physician1225233398
  4. Anil Bahadursingh, MDColon & Rectal Surgery Physician1750485363
  5. Mojdeh BaudryOncology Pharmacist1740340231
  6. Neetu Bhola, M.D.Geriatric Medicine (Family Medicine) Physician1427345503

Verify Ann Singleton 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 NA2765    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

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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Bills Medicare through one group practice

  1. Regents OF The University OFOrange, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ann Singleton among 2,943 certified registered nurse anesthetist records in California

Ann Singleton, CRNA 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 2007, is newer than 23% of them.

  • NPI issued2007 · 23% of these records are older, 64% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2001 · median 2016 among the 2,089 with a school on file
  • Record last updated2023 · 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 Anaheim → Certified Registered Nurse Anesthetist nationwide →

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. David Bohner, CRNAAnaheim, CA 928071982771739
  2. Carol Dilibero, CRNAAnaheim, CA 928071275692998
  3. John Fisher, CRNAAnaheim, CA 928071497822720
  4. Leandro Gatdula, CRNAAnaheim, CA 928071437218161
  5. Susan Heravi, CRNAAnaheim, CA 928071306905013
  6. Becky Ly, CRNAAnaheim, CA 928071699925032
  7. Edward Marthaler, CRNAAnaheim, CA 928071295802056
  8. Lee Michaels, CRNAAnaheim, CA 928071881710028

Common questions

What is Ann Singleton, CRNA's NPI number?

Ann Singleton, CRNA's National Provider Identifier (NPI) is 1528116555, issued on Jan 8, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Ann Singleton, CRNA located?

The NPPES record lists a practice address at 411 N Lakeview Ave, Anaheim, CA, 92807. Phone: (888) 988-2800. Providers update this record themselves, so call before visiting.

How can I verify Ann Singleton, CRNA's license?

NPPES lists California license number NA2765, 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.

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.