Janine Marie Kerkstra, PA-C
Physician Assistant · Grand Rapids, MI
Janine Marie Kerkstra, PA-C is a physician assistant with a practice address in Grand Rapids, Michigan, and NPI 1851440424, issued on Jan 10, 2007. Check the license (Michigan 5601004513, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Janine Marie Kerkstra
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 5601004513 MI
Self-reported in NPPES; status is on the state search - Practice location
- 300 68TH St SE, Grand Rapids, MI 49548
- Phone
- (616) 455-5000
- Enumerated
- Jan 10, 2007
- Record last updated
- Dec 22, 2023
- Fax
- (616) 455-6960
- Medicare enrollment
- Enrolled (PECOS I20080225000585); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 6,989 in Michigan → Look up another NPI →
Also registered at 300 68TH St SE
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Janine Marie Kerkstra in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 5601004513Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.3 times the Medicare Part D claims of the average physician assistant in 2024
2,701 Medicare Part D claims for 175 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.
Most prescribed
- Quetiapine Fumarate195 claims
- Trazodone Hcl166 claims
- Duloxetine Hcl153 claims
- Buspirone Hcl149 claims
- Bupropion Xl146 claims
- Lamotrigine119 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.
One hospital affiliation
- Pine Rest Christian Mental Health ServicesGrand Rapids, MI · Psychiatric
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov).
Janine Marie Kerkstra among 6,989 physician assistant records in Michigan
Janine Marie Kerkstra, PA-C 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 2007, is newer than 17% of them.
- NPI issued2007 · 17% of these records are older, 76% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2005 · median 2017 among the 4,739 with a school on file
- Record last updated2023 · 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).
913 physician assistant records list a practice address in Grand Rapids
They are 913 of the 18,005 NPPES records with a practice address in Grand Rapids, and 6,989 physician assistant records in Michigan.
All 6,989 in Michigan → Every provider in Grand Rapids → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Maureen Albe, PA-CGrand Rapids, MI 495481306179494
- John Budnick, PACGrand Rapids, MI 495481336362185
- Bethany Eastman, PA-CGrand Rapids, MI 495481972767903
- Lori Hinds, PA-CGrand Rapids, MI 495481154621175
- Melissa Hogan, PAGrand Rapids, MI 495481952379638
- Vicki Huffman, PACGrand Rapids, MI 495481730288598
- Kimberly Liskey Comiskey, PAGrand Rapids, MI 495481710938154
- Megan Niergarth, PA-CGrand Rapids, MI 495481255586806
Common questions
What is Janine Marie Kerkstra, PA-C's NPI number?
Janine Marie Kerkstra, PA-C's National Provider Identifier (NPI) is 1851440424, issued on Jan 10, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Janine Marie Kerkstra, PA-C located?
The NPPES record lists a practice address at 300 68TH St SE, Grand Rapids, MI, 49548. Phone: (616) 455-5000. Providers update this record themselves, so call before visiting.
How can I verify Janine Marie Kerkstra, PA-C's license?
NPPES lists Michigan license number 5601004513, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Janine Marie Kerkstra, PA-C prescribe under Medicare Part D?
In 2024, Janine Marie Kerkstra, PA-C had 2,701 Medicare Part D claims for 175 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.