NPPES file of Aug 9, 2026

William B. Holscher, PA-C

Physician Assistant · Grayling, MI

William B. Holscher, PA-C is a physician assistant with a practice address in Grayling, Michigan, and NPI 1730105453, issued on Jul 14, 2006. Check the license (Michigan 5601002890, as entered in NPPES) with the Michigan board that licenses this profession; 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
1730105453
Name
William B. Holscher
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
5601002890 MI
Self-reported in NPPES; status is on the state search
Practice location
1250 E Michigan Ave, Grayling, MI 49738
Phone
(989) 348-0550
Enumerated
Jul 14, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(989) 348-6749
Medicare enrollment
Enrolled (PECOS I20130122000570); accepts Medicare assignment
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 1250 E Michigan Ave

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

  1. Jason Bennett, DOOrthopaedic Surgery Physician1699921106
  2. Nicole Cameron, NPNurse Practitioner1710466024
  3. Sarah ColemanPhysical Therapist1881161594
  4. Rachel DawsonOccupational Therapist1427526003
  5. Brittany Duell, FNPPrimary Care Nurse Practitioner1386317857
  6. Angela Erber, MSN, CNMMidwife1992662779

Verify William B. Holscher in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 5601002890
    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
Find 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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3.4 times the Medicare Part D claims of the average physician assistant in 2024

2,863 Medicare Part D claims for 499 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 43 claims were for opioids.

  1. William Holscher2,863
  2. Specialty average830

Most prescribed

  1. Lisinopril152 claims
  2. Atorvastatin Calcium149 claims
  3. Levothyroxine Sodium135 claims
  4. Prednisone97 claims
  5. Metoprolol Succinate80 claims
  6. Omeprazole79 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: $98.45

5 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. William Holscher$98.45
  2. Specialty average$841.65

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

One hospital affiliation

  1. Mclaren Central MichiganMount Pleasant, MI · Acute Care Hospitals3 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 B. Holscher among 6,989 physician assistant records in Michigan

William B. Holscher, PA-C is one of 6,989 physician assistant 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 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 83% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1997 · median 2017 among the 4,739 with a school on file
  • Record last updated2007 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

15 physician assistant records list a practice address in Grayling

They are 15 of the 233 NPPES records with a practice address in Grayling, and 6,989 physician assistant records in Michigan.

The 8 physician assistant records with the nearest ZIP codes

  1. Matthew Drabant, PAGrayling, MI 497381366130130
  2. Joan Eddy, PAGrayling, MI 497381083642979
  3. Brianna Edson, PA-CGrayling, MI 497381003448846
  4. Sarah Finstrom, P.A.Grayling, MI 497381972549376
  5. Jeffrey Fox, PA-CGrayling, MI 497381811915689
  6. Nicholas Fox, PA-CGrayling, MI 497381578165379
  7. Melissa Glasser-Edwards, PA-CGrayling, MI 497381093793846
  8. Athena Helinski, PAGrayling, MI 497381033146444

Common questions

What is William B. Holscher, PA-C's NPI number?

William B. Holscher, PA-C's National Provider Identifier (NPI) is 1730105453, issued on Jul 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William B. Holscher, PA-C located?

The NPPES record lists a practice address at 1250 E Michigan Ave, Grayling, MI, 49738. Phone: (989) 348-0550. Providers update this record themselves, so call before visiting.

How can I verify William B. Holscher, PA-C's license?

NPPES lists Michigan license number 5601002890, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does William B. Holscher, PA-C prescribe under Medicare Part D?

In 2024, William B. Holscher, PA-C had 2,863 Medicare Part D claims for 499 beneficiaries; the average among physician assistant prescribers was 830. 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.