Louis J. Nykamp, M.D.
Psychiatry Physician · Zeeland, MI
Louis J. Nykamp, M.D. is a psychiatry physician with a practice address in Zeeland, Michigan, and NPI 1053383919, issued on Feb 6, 2006. Check the license (Michigan 4301088683, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Louis J. Nykamp
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- 4301088683 MI
44789 MN
Self-reported in NPPES; status is on the state search - Practice location
- 8333 Felch St, Zeeland, MI 49464
- Phone
- (616) 741-3790
- Enumerated
- Feb 6, 2006
- Record last updated
- Jun 6, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicaid ID
- 746150000 MN
- Medicare enrollment
- Enrolled (PECOS I20060901000054); accepts Medicare assignment
- Medical or professional school
- Wayne State University School Of Medicine, 2001
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,729 in Michigan → Look up another NPI →
Also registered at 8333 Felch St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jennifer Anderson, PA-CPhysician Assistant1215129754
- Tessa BarksCertified Registered Nurse Anesthetist1891430187
- Amber Bolhuis, PAPhysician Assistant1003234410
- Laura Bowling, OTROccupational Therapist1407359243
- Matthew Brady, CRNACertified Registered Nurse Anesthetist1184681751
- Katelyn Bredeweg, MSN RN AGCNS-BC ONCAdult Health Clinical Nurse Specialist1518510114
Verify Louis J. Nykamp in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301088683Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
58% fewer Medicare Part D claims than the average psychiatry physician in 2024
415 Medicare Part D claims for 39 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
Most prescribed
- Quetiapine Fumarate50 claims
- Bupropion Xl34 claims
- Mirtazapine27 claims
- Clonazepam26 claims
- Lamotrigine26 claims
- Trazodone Hcl25 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.
2 hospitals and group practices
- Advantage Health/saint Mary's Medical GroupGrand Rapids, MI
- 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).
Louis J. Nykamp among 1,729 psychiatry physician records in Michigan
Louis J. Nykamp, M.D. is one of 1,729 psychiatry physician records with a practice address in Michigan. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 63% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 48% of these records are
- Graduated2001 · median 2005 among the 828 with a school on file
- Record last updated2013 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Psychiatry Physician providers in Michigan
There are 1,729 psychiatry physician records in Michigan.
All 1,729 in Michigan → Every provider in Zeeland → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Katherine Jawor, D.O.Spring Lake, MI 494561336188556
- Ryan Yoon, DOSpring Lake, MI 494561477082931
- Virgilio Vasquez, MDMuskegon, MI 494441376590489
- Nancy Devine, M.D.Muskegon, MI 494421437197050
- Gregory Green, MDMuskegon, MI 494421780673525
- Zia Khan, MDMuskegon, MI 494421972690253
- Kailin Kuo, MDMuskegon, MI 494421699158808
- Rick Roller, DOMuskegon, MI 494421588224083
Common questions
What is Louis J. Nykamp, M.D.'s NPI number?
Louis J. Nykamp, M.D.'s National Provider Identifier (NPI) is 1053383919, issued on Feb 6, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Louis J. Nykamp, M.D. located?
The NPPES record lists a practice address at 8333 Felch St, Zeeland, MI, 49464. Phone: (616) 741-3790. Providers update this record themselves, so call before visiting.
How can I verify Louis J. Nykamp, M.D.'s license?
NPPES lists Michigan license number 4301088683, 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 Louis J. Nykamp, M.D. prescribe under Medicare Part D?
In 2024, Louis J. Nykamp, M.D. had 415 Medicare Part D claims for 39 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.