Erinn Marie Hoekstra, M.D.
Obstetrics & Gynecology Physician · Grand Rapids, MI
Erinn Marie Hoekstra, M.D. is an obstetrics & gynecology physician with a practice address in Grand Rapids, Michigan, and NPI 1912105248, issued on Jul 9, 2007. Check the license (Michigan 4301090797, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Erinn Marie Hoekstra
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 4301090797 MI
Self-reported in NPPES; status is on the state search - Practice location
- 555 Midtowne St. NE, Grand Rapids, MI 49503
- Phone
- (616) 588-1200
- Enumerated
- Jul 9, 2007
- Record last updated
- Oct 25, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (616) 588-1250
- Medicaid ID
- 2284504 MI
- Medicare enrollment
- Enrolled (PECOS I20110920000601); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 2007
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,776 in Michigan → Look up another NPI →
Verify Erinn Marie Hoekstra in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301090797Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
22% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
128 Medicare Part D claims for 35 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Estradiol (Twice Weekly)24 claims
- Estradiol23 claims
- Progesterone15 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: $285.38
13 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 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
- Grand Rapids Womens Health PCGrand Rapids, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erinn Marie Hoekstra among 1,776 obstetrics & gynecology physician records in Michigan
Erinn Marie Hoekstra, M.D. is one of 1,776 obstetrics & gynecology physician records with a practice address in Michigan. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 43% of them.
- NPI issued2007 · 43% of these records are older, 49% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated2007 · median 2007 among the 1,003 with a school on file
- Record last updated2011 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
183 obstetrics & gynecology physician records list a practice address in Grand Rapids
They are 183 of the 18,005 NPPES records with a practice address in Grand Rapids, and 1,776 obstetrics & gynecology physician records in Michigan.
All 1,776 in Michigan → Every provider in Grand Rapids → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Michelle Backus Colwell, M.D.Grand Rapids, MI 495031124011531
- Adam Blickley, MDGrand Rapids, MI 495031679554679
- Jane Cottingham, MDGrand Rapids, MI 495031467442053
- Jeffrey Frank, MDGrand Rapids, MI 495031871584466
- Robyn Hubbard, MDGrand Rapids, MI 495031063403657
- Michelle Klyn, MDGrand Rapids, MI 495031235133992
- David Kreuze, M.D.Grand Rapids, MI 495031184614836
- Calvin Leazenby, M.DGrand Rapids, MI 495031588668248
Common questions
What is Erinn Marie Hoekstra, M.D.'s NPI number?
Erinn Marie Hoekstra, M.D.'s National Provider Identifier (NPI) is 1912105248, issued on Jul 9, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Erinn Marie Hoekstra, M.D. located?
The NPPES record lists a practice address at 555 Midtowne St. NE, Grand Rapids, MI, 49503. Phone: (616) 588-1200. Providers update this record themselves, so call before visiting.
How can I verify Erinn Marie Hoekstra, M.D.'s license?
NPPES lists Michigan license number 4301090797, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Erinn Marie Hoekstra, M.D. prescribe under Medicare Part D?
In 2024, Erinn Marie Hoekstra, M.D. had 128 Medicare Part D claims for 35 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.