NPPES file of Aug 9, 2026

Heather Jean Walker, AGNP-C

Nurse Practitioner · Grand Rapids, MI

Heather Jean Walker, AGNP-C is a nurse practitioner with a practice address in Grand Rapids, Michigan, and NPI 1215799176, issued on Jan 26, 2024. Check the license (Michigan 4704292902, 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
1215799176
Name
Heather Jean Walker
Credential
AGNP-C
Primary taxonomy
Nurse Practitioner 363L00000X
License number
4704292902 MI
Self-reported in NPPES; status is on the state search
Practice location
770 Kenmoor Ave SE Ste 100, Grand Rapids, MI 49546
Phone
(616) 272-3533
Enumerated
Jan 26, 2024
Record last updated
Mar 12, 2024
Fax
(616) 259-4839
Medicare enrollment
Enrolled (PECOS I20240306003705); 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 770 Kenmoor Ave SE Ste 100

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

  1. Rebecca Baker Marriott, RN, MSN, FNP-BCFamily Nurse Practitioner1679089759
  2. Corinna Balentine, FNP-CFamily Nurse Practitioner1164956934
  3. Mary Ball, M.D.Geriatric Medicine (Family Medicine) Physician1801888938
  4. Kaitlyn Collins, AGNPAdult Health Nurse Practitioner1326544230
  5. Angela Coplin, NPAdult Health Nurse Practitioner1295482743
  6. Chelsea Delisle, FNP- BCNurse Practitioner1578195681

Verify Heather Jean 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 4704292902
    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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4.3 times the Medicare Part D claims of the average nurse practitioner in 2024

4,781 Medicare Part D claims for 183 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 111 claims were for opioids.

  1. Heather Walker4,781
  2. Specialty average1,109

Most prescribed

  1. Levothyroxine Sodium193 claims
  2. Sertraline Hcl184 claims
  3. Amlodipine Besylate173 claims
  4. Atorvastatin Calcium173 claims
  5. Furosemide152 claims
  6. Quetiapine Fumarate134 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. Northview Health Specialists, PLLCGrand Rapids, MI

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

Heather Jean Walker among 3,574 nurse practitioner records in Michigan

Heather Jean Walker, AGNP-C is one of 3,574 nurse practitioner records with a practice address in Michigan. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 91% of them.

  • NPI issued2024 · 91% of these records are older, 5% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2023 · median 2017 among the 1,983 with a school on file
  • Record last updated2024 · 52% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

275 nurse practitioner records list a practice address in Grand Rapids

They are 275 of the 18,005 NPPES records with a practice address in Grand Rapids, and 3,574 nurse practitioner records in Michigan.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Mary Barr, NPGrand Rapids, MI 495461003859596
  2. Loriellen Converse, RN CNPGrand Rapids, MI 495461215129879
  3. Shelliann Endline-McClary, FNP-BCGrand Rapids, MI 495461275682437
  4. Linda Feighner, RN BSN CPNPGrand Rapids, MI 495461154509768
  5. Kimberly Gonyea, NPGrand Rapids, MI 495461700994860
  6. Margaret Hatfield, NPGrand Rapids, MI 495461447334065
  7. Brenda Hoffner, NPGrand Rapids, MI 495461710299532
  8. Karen Meyerson, MSN, FNP-C, AE-CGrand Rapids, MI 495461720250145

Common questions

What is Heather Jean Walker, AGNP-C's NPI number?

Heather Jean Walker, AGNP-C's National Provider Identifier (NPI) is 1215799176, issued on Jan 26, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Heather Jean Walker, AGNP-C located?

The NPPES record lists a practice address at 770 Kenmoor Ave SE Ste 100, Grand Rapids, MI, 49546. Phone: (616) 272-3533. Providers update this record themselves, so call before visiting.

How can I verify Heather Jean Walker, AGNP-C's license?

NPPES lists Michigan license number 4704292902, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does Heather Jean Walker, AGNP-C prescribe under Medicare Part D?

In 2024, Heather Jean Walker, AGNP-C had 4,781 Medicare Part D claims for 183 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.