NPPES file of Aug 9, 2026

Patrick James Maier, MD

Emergency Medicine Physician · Ann Arbor, MI

Patrick James Maier, MD is an emergency medicine physician with a practice address in Ann Arbor, Michigan, and NPI 1578882676, issued on May 28, 2010. Check the license (Michigan 4301097244, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578882676
Name
Patrick James Maier
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
4301097244 MI
01074035A IN
Self-reported in NPPES; status is on the state search
Practice location
1500 E. Medical Center Drive, Ann Arbor, MI 48109
Phone
(734) 763-7919
Enumerated
May 28, 2010
Record last updated
Feb 17, 2022
Fax
(734) 763-9298
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 1500 E. Medical Center Drive

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

  1. Moneer Abdo, M.D.Emergency Medicine Physician1508204587
  2. Adam Adam, MD MSCStudent in an Organized Health Care Education/Training Program1013525336
  3. Sana Alsamarae, DDSGeneral Practice Dentistry1043749492
  4. Ruth AngrandInternal Medicine Physician1629655170
  5. Merrick BankStudent in an Organized Health Care Education/Training Program1255275962
  6. Raymond Blush, ACNPNurse Practitioner1801934039

Verify Patrick James Maier 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 4301097244
    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

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38% fewer Medicare Part D claims than the average emergency medicine physician in 2024

139 Medicare Part D claims for 116 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 28 claims were for opioids.

  1. Patrick Maier139
  2. Specialty average226

Most prescribed

  1. Oxycodone Hcl22 claims
  2. Ondansetron Odt18 claims
  3. Cephalexin11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Patrick James Maier among 3,083 emergency medicine physician records in Michigan

Patrick James Maier, MD is one of 3,083 emergency medicine physician records with a practice address in Michigan. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 42% of them.

  • NPI issued2010 · 42% of these records are older, 55% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileNo · 63% of these records are
  • Record last updated2022 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

236 emergency medicine physician records list a practice address in Ann Arbor

They are 236 of the 15,616 NPPES records with a practice address in Ann Arbor, and 3,083 emergency medicine physician records in Michigan.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Ginette Busschots, MDAnn Arbor, MI 481091821028838
  2. Susanne Demeester, MDAnn Arbor, MI 481091316980196
  3. Jeffrey Freeman, MDAnn Arbor, MI 481091881624898
  4. Kyle Gunnerson, MDAnn Arbor, MI 481091447361456
  5. Andrew Hashikawa, M.D.Ann Arbor, MI 481091528046810
  6. Shaun Huang, MDAnn Arbor, MI 481091669415360
  7. William Meurer, MDAnn Arbor, MI 481091942234042
  8. Robert Neumar, MDAnn Arbor, MI 481091023058013

Common questions

What is Patrick James Maier, MD's NPI number?

Patrick James Maier, MD's National Provider Identifier (NPI) is 1578882676, issued on May 28, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Patrick James Maier, MD located?

The NPPES record lists a practice address at 1500 E. Medical Center Drive, Ann Arbor, MI, 48109. Phone: (734) 763-7919. Providers update this record themselves, so call before visiting.

How can I verify Patrick James Maier, MD's license?

NPPES lists Michigan license number 4301097244, 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.

How much does Patrick James Maier, MD prescribe under Medicare Part D?

In 2024, Patrick James Maier, MD had 139 Medicare Part D claims for 116 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions 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.

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.