NPPES file of Aug 9, 2026

Sean Patrick Maxwell, M.D.

Anesthesiology Physician · Ann Arbor, MI

Sean Patrick Maxwell, M.D. is an anesthesiology physician with a practice address in Ann Arbor, Michigan, and NPI 1639523186, issued on Apr 21, 2016. Check the license (Michigan 4301502365, as entered in NPPES) on the Michigan Board of Medicine (LARA); 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
1639523186
Name
Sean Patrick Maxwell
Credential
M.D.
Primary taxonomy
Anesthesiology Physician 207L00000X
License number
4301502365 MI
Self-reported in NPPES; status is on the state search
Practice location
1500 E Medical Center Dr, Ann Arbor, MI 48109
Phone
(734) 936-4000
Enumerated
Apr 21, 2016
Record last updated
Jul 6, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210806000534); accepts Medicare assignment
Medical or professional school
Loyola University Of Chicago, Stritch School Of Medicine, 2016
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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Also registered at 1500 E Medical Center Dr

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

  1. Bryan Aaron, MDObstetrics & Gynecology Physician1578307724
  2. Keith Aaronson, MDAdvanced Heart Failure and Transplant Cardiology Physician1144305301
  3. Rajani Aatre, M.S., M.SC.Genetic Counselor (M.S.)1962122457
  4. Anjelica Abate, MDDiagnostic Radiology Physician1841819216
  5. Nicole Abbott, CRNACertified Registered Nurse Anesthetist1790329860
  6. Ahmed Abdel-Latif, M.D.Interventional Cardiology Physician1518181239

Verify Sean Patrick Maxwell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301502365
    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
Open the Michigan 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 OF MichiganAnn Arbor, MI

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

Sean Patrick Maxwell among 1,720 anesthesiology physician records in Michigan

Sean Patrick Maxwell, M.D. is one of 1,720 anesthesiology physician records with a practice address in Michigan. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 81% of them.

  • NPI issued2016 · 81% of these records are older, 17% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2016 · median 2006 among the 1,126 with a school on file
  • Record last updated2021 · 61% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

395 anesthesiology physician records list a practice address in Ann Arbor

They are 395 of the 15,616 NPPES records with a practice address in Ann Arbor, and 1,720 anesthesiology physician records in Michigan.

The 8 anesthesiology physician records with the nearest ZIP codes

  1. Prabhakara Basavaraju, MDAnn Arbor, MI 481091245256809
  2. Robert Bettendorf, M.D.Ann Arbor, MI 481091043290786
  3. Milo Engoren, MDAnn Arbor, MI 481091306845144
  4. Shobha Malviya, MDAnn Arbor, MI 481091275559882
  5. George Mashour, MDAnn Arbor, MI 481091184690349
  6. Marykutty Mathai, MDAnn Arbor, MI 481091912923525
  7. Laurel Moore, M.D.Ann Arbor, MI 481091225081979
  8. Meenakshi Moorthy, MDAnn Arbor, MI 481091790701316

Common questions

What is Sean Patrick Maxwell, M.D.'s NPI number?

Sean Patrick Maxwell, M.D.'s National Provider Identifier (NPI) is 1639523186, issued on Apr 21, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Sean Patrick Maxwell, M.D. located?

The NPPES record lists a practice address at 1500 E Medical Center Dr, Ann Arbor, MI, 48109. Phone: (734) 936-4000. Providers update this record themselves, so call before visiting.

How can I verify Sean Patrick Maxwell, M.D.'s license?

NPPES lists Michigan license number 4301502365, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.