NPPES file of Aug 9, 2026

William Matthew Jacobs, D.O.

Family Medicine Physician · Mount Clemens, MI

William Matthew Jacobs, D.O. is a family medicine physician with a practice address in Mount Clemens, Michigan, and NPI 1265882260, issued on Jun 21, 2016. Check the license (Michigan 5101022427, 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
1265882260
Name
William Matthew Jacobs
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
5101022427 MI
Self-reported in NPPES; status is on the state search
Practice location
1000 Harrington St, Mount Clemens, MI 48043
Phone
(586) 493-8000
Enumerated
Jun 21, 2016
Record last updated
Jun 21, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190612000448); accepts Medicare assignment
Medical or professional school
Michigan State University College Of Osteopathic Medicine, 2016
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 1000 Harrington St

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

  1. Youssef Abbiss, D.O.Internal Medicine Physician1982991881
  2. Nicholas Abdelnour, DPMStudent in an Organized Health Care Education/Training Program1902648603
  3. Gabriella Abraham, DOStudent in an Organized Health Care Education/Training Program1568219889
  4. Aditya AcharyaStudent in an Organized Health Care Education/Training Program1164368783
  5. John Adamczak, CRNACertified Registered Nurse Anesthetist1316190242
  6. Lisa AdamczykPhysical Therapist1861983991

Verify William Matthew Jacobs 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 5101022427
    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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12% fewer Medicare Part D claims than the average family medicine physician in 2024

3,107 Medicare Part D claims for 335 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 83 claims were for opioids.

  1. William Jacobs3,107
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium132 claims
  2. Amlodipine Besylate125 claims
  3. Levothyroxine Sodium108 claims
  4. Rosuvastatin Calcium96 claims
  5. Losartan Potassium86 claims
  6. Metformin Hcl79 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.

Industry payments in 2024: $470.61

26 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. William Jacobs$470.61
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Ascension Michigan-CmgSterling Heights, MI

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

William Matthew Jacobs among 6,013 family medicine physician records in Michigan

William Matthew Jacobs, D.O. is one of 6,013 family medicine physician records with a practice address in Michigan. 75% 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 71% of them.

  • NPI issued2016 · 71% of these records are older, 26% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2016 · median 2008 among the 3,493 with a school on file
  • Record last updated2016 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

24 family medicine physician records list a practice address in Mount Clemens

They are 24 of the 858 NPPES records with a practice address in Mount Clemens, and 6,013 family medicine physician records in Michigan.

The 8 family medicine physician records with the nearest ZIP codes

  1. Ylli Alla, D.O.Mount Clemens, MI 480431871809996
  2. Jade Balasz, DOMount Clemens, MI 480431780122036
  3. Aleksander Domiczek, MDMount Clemens, MI 480431427049683
  4. Dominic Fano, D.O.Mount Clemens, MI 480431316387491
  5. Giacomo Folden, D.OMount Clemens, MI 480431215310073
  6. Duncan Innes, MDMount Clemens, MI 480431518575448
  7. Boitshoko Marang, M.DMount Clemens, MI 480431629520101
  8. Donyelle Moore-Baldwin, MDMount Clemens, MI 480431093026262

Common questions

What is William Matthew Jacobs, D.O.'s NPI number?

William Matthew Jacobs, D.O.'s National Provider Identifier (NPI) is 1265882260, issued on Jun 21, 2016. An NPI identifies a provider in billing; it is not a license.

Where is William Matthew Jacobs, D.O. located?

The NPPES record lists a practice address at 1000 Harrington St, Mount Clemens, MI, 48043. Phone: (586) 493-8000. Providers update this record themselves, so call before visiting.

How can I verify William Matthew Jacobs, D.O.'s license?

NPPES lists Michigan license number 5101022427, 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 Matthew Jacobs, D.O. prescribe under Medicare Part D?

In 2024, William Matthew Jacobs, D.O. had 3,107 Medicare Part D claims for 335 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.