Jennifer Grefe
Certified Registered Nurse Anesthetist · Wausau, WI
Jennifer Grefe is a certified registered nurse anesthetist with a practice address in Wausau, Wisconsin, and NPI 1306679964, issued on Aug 20, 2024. Check the license (Wisconsin 161096, as entered in NPPES) with the Wisconsin board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Jennifer Grefe
- Primary taxonomy
- Certified Registered Nurse Anesthetist 367500000X
- License numbers
- 161096 WI
227075 WI
Self-reported in NPPES; status is on the state search - Practice location
- 223151 Azalea RD, Wausau, WI 54401
- Phone
- (970) 309-6123
- Enumerated
- Aug 20, 2024
- Record last updated
- May 21, 2026
- Medicare enrollment
- Enrolled (PECOS I20260605003201); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest certified registered nurse anesthetist records → All 1,241 in Wisconsin → Look up another NPI →
Verify Jennifer Grefe in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 161096Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Jennifer Grefe among 1,241 certified registered nurse anesthetist records in Wisconsin
Jennifer Grefe 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 not. Its NPI, issued in 2024, is newer than 95% of them.
- NPI issued2024 · 95% of these records are older, 3% newer
- In a Medicare fileNo · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2026 · median 2013 among the 932 with a school on file
- 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).
50 certified registered nurse anesthetist records list a practice address in Wausau
They are 50 of the 1,958 NPPES records with a practice address in Wausau, and 1,241 certified registered nurse anesthetist records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,241 in Wisconsin → Every provider in Wausau → Certified Registered Nurse Anesthetist nationwide →
The 8 certified registered nurse anesthetist records with the nearest ZIP codes
- Sharon Brinkman, CRNAWausau, WI 544011790703668
- Shelley Danielson, C.R.N.A.Wausau, WI 544011265418909
- Kelle Fecker, CRNAWausau, WI 544011962444265
- Sieglinde Gorski, CRNAWausau, WI 544011225139082
- Stephen Hayden, CRNAWausau, WI 544011891716239
- Michael Hein, CRNAWausau, WI 544011104821651
- Steve Henkens, CRNAWausau, WI 544011023039302
- James Karow, CRNAWausau, WI 544011144241514
Common questions
What is Jennifer Grefe's NPI number?
Jennifer Grefe's National Provider Identifier (NPI) is 1306679964, issued on Aug 20, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Jennifer Grefe located?
The NPPES record lists a practice address at 223151 Azalea RD, Wausau, WI, 54401. Phone: (970) 309-6123. Providers update this record themselves, so call before visiting.
How can I verify Jennifer Grefe's license?
NPPES lists Wisconsin license number 161096, as entered by the provider. Search the Wisconsin 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.
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.