NPPES file of Aug 9, 2026

Erika Ann Walker, PA

Physician Assistant · Stevensville, MI

Erika Ann Walker, PA is a physician assistant with a practice address in Stevensville, Michigan, and NPI 1134437072, issued on Sep 14, 2010. Check the license (Michigan 5601005851, 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
1134437072
Name
Erika Ann Walker
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
5601005851 MI
Self-reported in NPPES; status is on the state search
Practice location
5515 Cleveland Ave Ste 5, Stevensville, MI 49127
Phone
(269) 429-9644
Enumerated
Sep 14, 2010
Record last updated
Jul 22, 2026
Medicare enrollment
Enrolled (PECOS I20101018001292); 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 5515 Cleveland Ave Ste 5

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

  1. Brandon Cole, DOFamily Medicine Physician1033522313
  2. Tobin Klint, NPNurse Practitioner1407260201
  3. Eli Sager, D.O.Family Medicine Physician1548611320
  4. Kathryn Vera, NPFamily Nurse Practitioner1861033599
  5. William Ward, MDFamily Medicine Physician1689657785

Verify Erika Ann Walker 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 5601005851
    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% more Medicare Part D claims than the average physician assistant in 2024

1,469 Medicare Part D claims for 322 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 14 claims were for opioids.

  1. Erika Walker1,469
  2. Specialty average830

Most prescribed

  1. Atorvastatin Calcium107 claims
  2. Amlodipine Besylate58 claims
  3. Levothyroxine Sodium49 claims
  4. Prednisone47 claims
  5. Lisinopril40 claims
  6. Metoprolol Succinate35 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.

Bills Medicare through one group practice

  1. Lakeland Medical PracticesSaint Joseph, MI

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

Erika Ann Walker among 6,989 physician assistant records in Michigan

Erika Ann Walker, PA 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 2010, is newer than 29% of them.

  • NPI issued2010 · 29% of these records are older, 68% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2010 · median 2017 among the 4,739 with a school on file
  • Record last updated2026 · 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).

4 physician assistant records list a practice address in Stevensville

They are 4 of the 128 NPPES records with a practice address in Stevensville, and 6,989 physician assistant records in Michigan.

The 8 physician assistant records with the nearest ZIP codes

  1. Shannon Brown, PA-CStevensville, MI 491271821027269
  2. Melissa Hultman, PA-CStevensville, MI 491271639626922
  3. Sarah Leese, PA-CStevensville, MI 491271245544170
  4. Katherine HughesUnion, MI 491301538036496
  5. Aaron BrownNiles, MI 491201225660061
  6. April Huggett, PA-CNiles, MI 491201164618559
  7. Denise Bowen, PAEau Claire, MI 491111902831357
  8. David Reusser, PAEau Claire, MI 491111457389389

Common questions

What is Erika Ann Walker, PA's NPI number?

Erika Ann Walker, PA's National Provider Identifier (NPI) is 1134437072, issued on Sep 14, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Erika Ann Walker, PA located?

The NPPES record lists a practice address at 5515 Cleveland Ave Ste 5, Stevensville, MI, 49127. Phone: (269) 429-9644. Providers update this record themselves, so call before visiting.

How can I verify Erika Ann Walker, PA's license?

NPPES lists Michigan license number 5601005851, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does Erika Ann Walker, PA prescribe under Medicare Part D?

In 2024, Erika Ann Walker, PA had 1,469 Medicare Part D claims for 322 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.