NPPES file of Aug 9, 2026

William McAllister, MD

Psychiatry Physician · Pontiac, MI

William McAllister, MD is a psychiatry physician with a practice address in Pontiac, Michigan, and NPI 1740224278, issued on Jun 15, 2006. Check the license (Michigan 4301405620, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1740224278
Name
William McAllister
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
4301405620 MI
Self-reported in NPPES; status is on the state search
Practice location
35 W Huron St, Pontiac, MI 48342
Phone
(248) 745-4900
Enumerated
Jun 15, 2006
Record last updated
Oct 11, 2016 (not updated in 10 years: call before relying on the address or phone)
Fax
(248) 745-6872
Medicare enrollment
Enrolled (PECOS I20041029000457); accepts Medicare assignment
Medical or professional school
Michigan State University College Of Human Medicine, 1984
Telehealth
Offers telehealth (CMS)
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 35 W Huron St

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

  1. Sonia Acosta, PHDPsychologist1518145929
  2. Emily Barberi, MSWClinical Social Worker1740226034
  3. Marieta Bautista, MDPsychiatry Physician1497795298
  4. Melissa Callan, MSWClinical Social Worker1548290893
  5. Tatyana Gassel, MSWClinical Social Worker1184666794
  6. Robert Hensley, LMSWClinical Social Worker1093742298

Verify William McAllister 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 4301405620
    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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3.6 times the Medicare Part D claims of the average psychiatry physician in 2024

3,623 Medicare Part D claims for 237 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. William McAllister3,623
  2. Specialty average1,000

Most prescribed

  1. Lamotrigine256 claims
  2. Clonazepam214 claims
  3. Alprazolam213 claims
  4. Quetiapine Fumarate169 claims
  5. Bupropion Xl164 claims
  6. Gabapentin139 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 93.6 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 score63.8
  2. Costout of 100 · 30%82.1
  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).

One hospital affiliation

  1. Hurley Medical CenterFlint, MI · Acute Care Hospitals2 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

William McAllister among 1,729 psychiatry physician records in Michigan

William McAllister, MD is one of 1,729 psychiatry physician records with a practice address in Michigan. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 63% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 48% of these records are
  • Graduated1984 · median 2005 among the 828 with a school on file
  • Record last updated2016 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in Michigan

There are 1,729 psychiatry physician records in Michigan.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Marieta Bautista, MDPontiac, MI 483421497795298
  2. Cory Manoogian, DOPontiac, MI 483421003430877
  3. Carmen McIntyre Leon, MDPontiac, MI 483421508807397
  4. Shobha Shah, MDPontiac, MI 483421922042183
  5. Abdulrahman Zahurullah, MDPontiac, MI 483421497796874
  6. Ebony Allison, MDPontiac, MI 483411780180786
  7. Raminder Chhatwal, MDPontiac, MI 483411679119838
  8. Alisa CretuPontiac, MI 483411528705548

Common questions

What is William McAllister, MD's NPI number?

William McAllister, MD's National Provider Identifier (NPI) is 1740224278, issued on Jun 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William McAllister, MD located?

The NPPES record lists a practice address at 35 W Huron St, Pontiac, MI, 48342. Phone: (248) 745-4900. Providers update this record themselves, so call before visiting.

How can I verify William McAllister, MD's license?

NPPES lists Michigan license number 4301405620, 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 William McAllister, MD prescribe under Medicare Part D?

In 2024, William McAllister, MD had 3,623 Medicare Part D claims for 237 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.

What is William McAllister, MD's MIPS final score?

The 2023 MIPS final score is 93.6 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.