John Michael Muller, MD
Anesthesiology Physician · Green Bay, WI
John Michael Muller, MD is an anesthesiology physician with a practice address in Green Bay, Wisconsin, and NPI 1699336529, issued on Jun 21, 2019. Check the license (Wisconsin 81519-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- John Michael Muller
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 81519-20 WI
Self-reported in NPPES; status is on the state search - Practice location
- 835 S Van Buren St, Green Bay, WI 54301
- Phone
- (262) 787-4050
- Enumerated
- Jun 21, 2019
- Record last updated
- Mar 16, 2025
- Medicare enrollment
- Enrolled (PECOS I20230809001725); accepts Medicare assignment
- Medical or professional school
- University Of Michigan Medical School, 2019
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 1,313 in Wisconsin → Look up another NPI →
Also registered at 835 S Van Buren St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Adetunji Adejumo, MDInfectious Disease Physician1942532528
- Emily Agen, MS, GCGenetic Counselor (M.S.)1780574806
- Youssef Ahmed, MDPediatrics Physician1114423092
- Zaheer Akhtar, DOHospitalist Physician1366002966
- Richard Amankwah, MDHospitalist Physician1164712741
- Joel Ament, MDPediatric Critical Care Medicine Physician1861425456
Verify John Michael Muller in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 81519-20Check 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): 84.7 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 one group practice
- Green Bay Anesthesia Assoc. SCGreen Bay, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Michael Muller among 1,313 anesthesiology physician records in Wisconsin
John Michael Muller, MD is one of 1,313 anesthesiology physician records with a practice address in Wisconsin. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 87% of them.
- NPI issued2019 · 87% of these records are older, 11% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2019 · median 2006 among the 872 with a school on file
- Record last updated2025 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
55 anesthesiology physician records list a practice address in Green Bay
They are 55 of the 4,619 NPPES records with a practice address in Green Bay, and 1,313 anesthesiology physician records in Wisconsin.
All 1,313 in Wisconsin → Every provider in Green Bay → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Saied Assef, M.D.Green Bay, WI 543011992788954
- John Danner, M.D.Green Bay, WI 543011265415178
- Edmund Fangman, M.D.Green Bay, WI 543011881677672
- Stephan Foster, M.D.Green Bay, WI 543011912980715
- Franz Igler, M.D.Green Bay, WI 543011881677607
- Brian Johnson, M.D.Green Bay, WI 543011104800416
- Joel Johnson, M.D.Green Bay, WI 543011205811650
- Jay Kuritz, M.D.Green Bay, WI 543011437133931
Common questions
What is John Michael Muller, MD's NPI number?
John Michael Muller, MD's National Provider Identifier (NPI) is 1699336529, issued on Jun 21, 2019. An NPI identifies a provider in billing; it is not a license.
Where is John Michael Muller, MD located?
The NPPES record lists a practice address at 835 S Van Buren St, Green Bay, WI, 54301. Phone: (262) 787-4050. Providers update this record themselves, so call before visiting.
How can I verify John Michael Muller, MD's license?
NPPES lists Wisconsin license number 81519-20, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
What is John Michael Muller, MD's MIPS final score?
The 2023 MIPS final score is 84.7 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.