NPPES file of Aug 9, 2026

William Charles Granger, M.D.

Family Medicine Physician · Rockford, MI

William Charles Granger, M.D. is a family medicine physician with a practice address in Rockford, Michigan, and NPI 1689982159, issued on Sep 18, 2010. Check the license (Michigan 4301044858, as entered in NPPES) on the Michigan Board of Medicine (LARA); the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689982159
Name
William Charles Granger
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
4301044858 MI
Self-reported in NPPES; status is on the state search
Practice location
6050 Northland Dr, Rockford, MI 49341
Phone
(616) 685-8350
Enumerated
Sep 18, 2010
Record last updated
Mar 27, 2013 (not updated in 13 years: call before relying on the address or phone)
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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8 nearest family medicine physician records → All 6,013 in Michigan → Look up another NPI →

Also registered at 6050 Northland Dr

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

  1. Gerald Durfee, MDFamily Medicine Physician1821040858
  2. Kara Morley-Smolek, MDPediatrics Physician1730132754
  3. Paul Ziedins, LMSWClinical Social Worker1114311321

Verify William Charles Granger 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 4301044858    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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William Charles Granger among 6,013 family medicine physician records in Michigan

William Charles Granger, M.D. 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 not. Its NPI, issued in 2010, is newer than 57% of them.

  • NPI issued2010 · 57% of these records are older, 42% newer
  • In a Medicare fileNo · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 58% of these records are
  • Record last updated2013 · 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).

21 family medicine physician records list a practice address in Rockford

They are 21 of the 493 NPPES records with a practice address in Rockford, and 6,013 family medicine physician records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 6,013 in Michigan → Every provider in Rockford → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. William Clark, D.O.Rockford, MI 493411184987711
  2. Daniel Cunningham, D.O.Rockford, MI 493411205890605
  3. Aaron Defrang, DORockford, MI 493411689886608
  4. Gerald Durfee, MDRockford, MI 493411821040858
  5. Shannon Fritz, D.O.Rockford, MI 493411952641060
  6. Marc Helzer, M.D.Rockford, MI 493411144249053
  7. Joshua Koenig, D.O.Rockford, MI 493411275828683
  8. Derek Lanier, MD MPHRockford, MI 493411417139130

Common questions

What is William Charles Granger, M.D.'s NPI number?

William Charles Granger, M.D.'s National Provider Identifier (NPI) is 1689982159, issued on Sep 18, 2010. An NPI identifies a provider in billing; it is not a license.

Where is William Charles Granger, M.D. located?

The NPPES record lists a practice address at 6050 Northland Dr, Rockford, MI, 49341. Phone: (616) 685-8350. Providers update this record themselves, so call before visiting.

How can I verify William Charles Granger, M.D.'s license?

NPPES lists Michigan license number 4301044858, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.