Clinton Edward Korneffel, DO
Psychiatry Physician · Grand Rapids, MI
Clinton Edward Korneffel, DO is a psychiatry physician with a practice address in Grand Rapids, Michigan, and NPI 1497215008, issued on Mar 20, 2019. Check the license (Michigan 5101027386, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Clinton Edward Korneffel
- Credential
- DO
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- 5101027386 MI
125.074679 IL
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
- Mar 20, 2019
- Record last updated
- Jun 29, 2023
- Medicare enrollment
- Enrolled (PECOS I20230714002771); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Osteopathic Medicine, 2019
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,729 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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- Kyle AhonenChild & Adolescent Psychiatry Physician1326579426
Verify Clinton Edward Korneffel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 5101027386Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% fewer Medicare Part D claims than the average psychiatry physician in 2024
352 Medicare Part D claims for 45 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Clonazepam37 claims
- Venlafaxine Hcl Er32 claims
- Quetiapine Fumarate24 claims
- Risperidone20 claims
- Fluoxetine Hcl17 claims
- Abilify Maintena16 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).
Clinton Edward Korneffel among 1,729 psychiatry physician records in Michigan
Clinton Edward Korneffel, DO 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 2019, is newer than 77% of them.
- NPI issued2019 · 77% of these records are older, 19% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 48% of these records are
- Graduated2019 · median 2005 among the 828 with a school on file
- Record last updated2023 · 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).
206 psychiatry physician records list a practice address in Grand Rapids
They are 206 of the 18,005 NPPES records with a practice address in Grand Rapids, and 1,729 psychiatry physician records in Michigan.
All 1,729 in Michigan → Every provider in Grand Rapids → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Eric Achtyes, MDGrand Rapids, MI 495481780665976
- Jaime Ayala, M.D.Grand Rapids, MI 495481235180720
- William Beute, M.D.Grand Rapids, MI 495481093761827
- Eric Erickson, DOGrand Rapids, MI 495481558342220
- Jeffrey Jackson, MDGrand Rapids, MI 495481598711186
- Robert Lafleur, D.O.Grand Rapids, MI 495481043260177
- Jack Mahdasian, MDGrand Rapids, MI 495481841246634
- Carlos Marcano, MDGrand Rapids, MI 495481639125040
Common questions
What is Clinton Edward Korneffel, DO's NPI number?
Clinton Edward Korneffel, DO's National Provider Identifier (NPI) is 1497215008, issued on Mar 20, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Clinton Edward Korneffel, DO 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 Clinton Edward Korneffel, DO's license?
NPPES lists Michigan license number 5101027386, 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 Clinton Edward Korneffel, DO prescribe under Medicare Part D?
In 2024, Clinton Edward Korneffel, DO had 352 Medicare Part D claims for 45 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.