Kristin Marie Rettig
Family Nurse Practitioner · Grand Rapids, MI
Kristin Marie Rettig is a family nurse practitioner with a practice address in Grand Rapids, Michigan, and NPI 1962108902, issued on Feb 1, 2023. Check the license (Michigan 4704310215, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kristin Marie Rettig
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 4704310215 MI
Self-reported in NPPES; status is on the state search - Practice location
- 350 Lafayette Ave SE, Suite 301, Grand Rapids, MI 49503
- Phone
- (616) 459-0801
- Enumerated
- Feb 1, 2023
- Record last updated
- Feb 9, 2024
- Medicare enrollment
- Enrolled (PECOS I20240308000998); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 5,356 in Michigan → Look up another NPI →
Verify Kristin Marie Rettig in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 4704310215Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average family nurse practitioner in 2024
93 Medicare Part D claims for 25 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Tizanidine Hcl16 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: $138.67
5 payments; by number, the most common kind was food and beverage; the largest payer was Merz Pharmaceuticals, LLC. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Senior Resources OF West MichiganNorton Shores, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kristin Marie Rettig among 5,356 family nurse practitioner records in Michigan
Kristin Marie Rettig is one of 5,356 family nurse practitioner records with a practice address in Michigan. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 79% of them.
- NPI issued2023 · 79% of these records are older, 14% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2023 · median 2019 among the 3,254 with a school on file
- Record last updated2024 · 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 363LF0000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
290 family nurse practitioner records list a practice address in Grand Rapids
They are 290 of the 18,005 NPPES records with a practice address in Grand Rapids, and 5,356 family nurse practitioner records in Michigan.
All 5,356 in Michigan → Every provider in Grand Rapids → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Laura Ackerman, CFNPGrand Rapids, MI 495031063449585
- Joann Baar, FNPGrand Rapids, MI 495031063436533
- Julie Bekius, FNPGrand Rapids, MI 495031629068309
- Sarah Boomstra, NPGrand Rapids, MI 495031215977509
- Christine Dunnuck, NPGrand Rapids, MI 495031487666749
- Teresa Farah, NPGrand Rapids, MI 495031235158080
- Daniel Hoekstra, NPGrand Rapids, MI 495031205941622
- Shannon Iakiri, N.P.Grand Rapids, MI 495031821021098
Common questions
What is Kristin Marie Rettig's NPI number?
Kristin Marie Rettig's National Provider Identifier (NPI) is 1962108902, issued on Feb 1, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Kristin Marie Rettig located?
The NPPES record lists a practice address at 350 Lafayette Ave SE, Suite 301, Grand Rapids, MI, 49503. Phone: (616) 459-0801. Providers update this record themselves, so call before visiting.
How can I verify Kristin Marie Rettig's license?
NPPES lists Michigan license number 4704310215, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Kristin Marie Rettig prescribe under Medicare Part D?
In 2024, Kristin Marie Rettig had 93 Medicare Part D claims for 25 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.