NPPES file of Aug 9, 2026

Stephen A. Grabenbauer, CRNA

Certified Registered Nurse Anesthetist · Tucson, AZ

Stephen A. Grabenbauer, CRNA is a certified registered nurse anesthetist with a practice address in Tucson, Arizona, and NPI 1366455917, issued on Aug 14, 2006. Check the license (Arizona RN 04952, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1366455917
Name
Stephen A. Grabenbauer
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
RN 04952 AZ
Self-reported in NPPES; status is on the state search
Practice location
3601 S 6TH Ave, Tucson, AZ 85723
Phone
(520) 629-1847
Enumerated
Aug 14, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(520) 629-4745
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 certified registered nurse anesthetist records → All 1,100 in Arizona → Look up another NPI →

Also registered at 3601 S 6TH Ave

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

  1. Elizabeth Acree, LMSWSocial Worker1215651336
  2. Emily AdamsClinical Social Worker1932694429
  3. Marion Adams, N.P.Gerontology Nurse Practitioner1174633523
  4. Sulaiman AdejumobiSocial Worker1619743481
  5. Rebecca Adiutori Magnotto, RNCPsychiatric/Mental Health Registered Nurse1033221825
  6. Corinne Adkins, RRTRegistered Respiratory Therapist1427374602

Verify Stephen A. Grabenbauer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license RN 04952    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 Arizona 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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Industry payments in 2024: $304.31

14 payments; by number, the most common kind was food and beverage; the largest payer was Nalu Medical, Inc. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Stephen Grabenbauer$304.31
  2. Specialty average$135.08

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Stephen A. Grabenbauer among 1,100 certified registered nurse anesthetist records in Arizona

Stephen A. Grabenbauer, CRNA is one of 1,100 certified registered nurse anesthetist records with a practice address in Arizona. 84% 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 6% of them.

  • NPI issued2006 · 6% of these records are older, 76% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileNo · 81% of these records are
  • Record last updated2007 · 43% 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 Arizona 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 Arizona

There are 1,100 certified registered nurse anesthetist records in Arizona.

All 1,100 in Arizona → Every provider in Tucson → Certified Registered Nurse Anesthetist nationwide →

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

  1. Thomas BatemanTucson, AZ 857231396235875
  2. Jessica BaughmanTucson, AZ 857231639490113
  3. Connie Ebbinghaus, CRNATucson, AZ 857231518970177
  4. Melissa Genczo, CRNATucson, AZ 857231356171086
  5. Jami Hack, CRNATucson, AZ 857231659621100
  6. Joel Holdbrooks, CRNATucson, AZ 857231942386701
  7. Ellen Shopes, CRNATucson, AZ 857231710099015
  8. Noelle SmithTucson, AZ 857231447689682

Common questions

What is Stephen A. Grabenbauer, CRNA's NPI number?

Stephen A. Grabenbauer, CRNA's National Provider Identifier (NPI) is 1366455917, issued on Aug 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Stephen A. Grabenbauer, CRNA located?

The NPPES record lists a practice address at 3601 S 6TH Ave, Tucson, AZ, 85723. Phone: (520) 629-1847. Providers update this record themselves, so call before visiting.

How can I verify Stephen A. Grabenbauer, CRNA's license?

NPPES lists Arizona license number RN 04952, as entered by the provider. Search the Arizona 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.