NPPES file of Aug 9, 2026

William J. Davenport, PA

Medical Physician Assistant · Muskegon, MI

William J. Davenport, PA is a medical physician assistant with a practice address in Muskegon, Michigan, and NPI 1851323778, issued on Jul 7, 2006. Check the license (Michigan 5601005653, 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
1851323778
Name
William J. Davenport
Credential
PA
Primary taxonomy
Medical Physician Assistant 363AM0700X
License numbers
5601005653 MI
0110001951 VA
Self-reported in NPPES; status is on the state search
Practice location
1500 E Sherman Blvd, Muskegon, MI 49444
Phone
(231) 672-3883
Enumerated
Jul 7, 2006
Record last updated
Aug 20, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(231) 672-3973
Medicare enrollment
Enrolled (PECOS I20050628000680); accepts Medicare assignment
Medical or professional school
Jefferson Medical College Of Thomas Jefferson University, 2004
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 1500 E Sherman Blvd

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

  1. Leslie Adkins, PA-CPhysician Assistant1457579849
  2. Irteza Afzal, MDStudent in an Organized Health Care Education/Training Program1558105296
  3. Theourrn Amalathasan, MDStudent in an Organized Health Care Education/Training Program1689366767
  4. Robin Anderson, NPNurse Practitioner1326188004
  5. Nathan Arnold, DOEmergency Medicine Physician1598784167
  6. Kaitlyn Averill, RN, AGCNS-BCRegistered Nurse1891534392

Verify William J. Davenport 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 5601005653
    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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77% fewer Medicare Part D claims than the average medical physician assistant in 2024

269 Medicare Part D claims for 103 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 18 claims were for opioids.

  1. William Davenport269
  2. Specialty average1,148

Most prescribed

  1. Cefdinir20 claims
  2. Divalproex Sodium14 claims
  3. Prednisone14 claims
  4. Oxycodone Hcl12 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: $16.43

1 payment: food and beverage; the largest payer was Pfizer Inc. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. William Davenport$16.43
  2. Specialty average$1,055.00

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. Southeastern Intensivist Services PCNorth Chesterfield, VA

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

William J. Davenport among 1,140 medical physician assistant records in Michigan

William J. Davenport, PA is one of 1,140 medical physician assistant records with a practice address in Michigan. 74% 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 6% of them.

  • NPI issued2006 · 6% of these records are older, 70% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated2004 · median 2012 among the 613 with a school on file
  • Record last updated2012 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Physician Assistant providers in Michigan

There are 1,140 medical physician assistant records in Michigan.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Tricia Anderson, PA CNorton Shores, MI 494441487678272
  2. Kelsey Baiyasi, PA-CNorton Shores, MI 494441013429836
  3. Wade Engers, PA-CMuskegon, MI 494441548575491
  4. Angela FiorilloMuskegon, MI 494441972934693
  5. Grace Leblanc, PA-CMuskegon, MI 494441578832325
  6. Julie Murray Dull, PA-CNorton Shores, MI 494441720155054
  7. Karel Schram, PA-CMuskegon, MI 494441740218643
  8. Corah Senik, P.A.Norton Shores, MI 494441417156134

Common questions

What is William J. Davenport, PA's NPI number?

William J. Davenport, PA's National Provider Identifier (NPI) is 1851323778, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.

Where is William J. Davenport, PA located?

The NPPES record lists a practice address at 1500 E Sherman Blvd, Muskegon, MI, 49444. Phone: (231) 672-3883. Providers update this record themselves, so call before visiting.

How can I verify William J. Davenport, PA's license?

NPPES lists Michigan license number 5601005653, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does William J. Davenport, PA prescribe under Medicare Part D?

In 2024, William J. Davenport, PA had 269 Medicare Part D claims for 103 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.