NPPES file of Aug 9, 2026

Annette L. May, CRNA

Certified Registered Nurse Anesthetist · Baraboo, WI

Annette L. May, CRNA is a certified registered nurse anesthetist with a practice address in Baraboo, Wisconsin, and NPI 1457336901, issued on Dec 7, 2005. Check the license (Wisconsin 042815, as entered in NPPES) with the Wisconsin 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 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1457336901
Name
Annette L. May
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
042815 WI
Self-reported in NPPES; status is on the state search
Practice location
707 14TH St, Baraboo, WI 53913
Phone
(608) 356-1400
Enumerated
Dec 7, 2005
Record last updated
Jul 13, 2026
Medicaid ID
43358400 WI
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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Also registered at 707 14TH St

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

  1. Alison AllstadtAudiologist1871978510
  2. Antoinette Ankenbrandt, PAPhysician Assistant1790748622
  3. Daniel Beaver, MDEmergency Medical Services (Emergency Medicine) Physician1558340539
  4. Edward Bueno, MDEmergency Medical Services (Emergency Medicine) Physician1568441087
  5. Reva Decorah, RNRegistered Nurse1487479788
  6. Daniel Dingmann, MSClinical Exercise Physiologist1568700789

Verify Annette L. May in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 042815
    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 Wisconsin 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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The practice group's MIPS final score for 2023 (Medicare payment program): 100 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.

  1. Qualityout of 100 · 30% of the final score100.0
  2. Costout of 100 · 30%100.0
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Annette L. May among 1,241 certified registered nurse anesthetist records in Wisconsin

Annette L. May, CRNA is one of 1,241 certified registered nurse anesthetist records with a practice address in Wisconsin. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 91% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileNo · 75% of these records are
  • Record last updated2026 · 48% 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 Wisconsin 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 Wisconsin

There are 1,241 certified registered nurse anesthetist records in Wisconsin.

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

  1. Alan Garven, CRNABaraboo, WI 539131629050679
  2. Daniel Langan, CRNABaraboo, WI 539131922037175
  3. Tom Pankratz, CRNABaraboo, WI 539131699757492
  4. Carol Christie, CRNABeaver Dam, WI 539161770660227
  5. Linda Miller, CRNABeaver Dam, WI 539161790895001
  6. Mary Phung, CRNABeaver Dam, WI 539161265841589
  7. Aimee Schneider, CRNABeaver Dam, WI 539161104449826
  8. Jason Schultz, CRNABeaver Dam, WI 539161336766971

Common questions

What is Annette L. May, CRNA's NPI number?

Annette L. May, CRNA's National Provider Identifier (NPI) is 1457336901, issued on Dec 7, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Annette L. May, CRNA located?

The NPPES record lists a practice address at 707 14TH St, Baraboo, WI, 53913. Phone: (608) 356-1400. Providers update this record themselves, so call before visiting.

How can I verify Annette L. May, CRNA's license?

NPPES lists Wisconsin license number 042815, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

What is Annette L. May, CRNA's MIPS final score?

The 2023 MIPS final score is 100 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.