Denise Deschaine Gregory, M.D.
Psychiatry Physician · Grand Rapids, MI
Denise Deschaine Gregory, M.D. is a psychiatry physician with a practice address in Grand Rapids, Michigan, and NPI 1336195007, issued on May 25, 2006. Check the license (Michigan 4301063878, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Denise Deschaine Gregory
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- 4301063878 MI
Self-reported in NPPES; status is on the state search - Practice location
- 200 Jefferson Ave SE, Grand Rapids, MI 49503
- Phone
- (616) 685-6611
- Enumerated
- May 25, 2006
- Record last updated
- Nov 10, 2022
- Fax
- (616) 685-3034
- Medicaid ID
- 1336195007 MI
- Medicare enrollment
- Enrolled (PECOS I20040310000670); accepts Medicare assignment
- Medical or professional school
- University Of Michigan Medical School, 1994
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 1,729 in Michigan → Look up another NPI →
Also registered at 200 Jefferson Ave SE
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Denise Deschaine Gregory in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301063878Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average psychiatry physician in 2024
21 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.
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.
Bills Medicare through one group practice
- Advantage Health/saint Mary's Medical GroupGrand Rapids, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Denise Deschaine Gregory among 1,729 psychiatry physician records in Michigan
Denise Deschaine Gregory, 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
- Graduated1994 · median 2005 among the 828 with a school on file
- Record last updated2022 · 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
- Suma Cherukuri, D.O.Grand Rapids, MI 495031528247590
- Robert Holwerda, DOGrand Rapids, MI 495031205995735
- Carey Krause, D.O.Grand Rapids, MI 495031467408229
- Ryan Marin, MDGrand Rapids, MI 495031174787543
- Jamie McLean, M.D.Grand Rapids, MI 495031922205772
- John Mitchell, MDGrand Rapids, MI 495031316147572
- Mazhar Munir, MDGrand Rapids, MI 495031821083924
- Isabel Norian, MDGrand Rapids, MI 495031831205863
Common questions
What is Denise Deschaine Gregory, M.D.'s NPI number?
Denise Deschaine Gregory, M.D.'s National Provider Identifier (NPI) is 1336195007, issued on May 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Denise Deschaine Gregory, M.D. located?
The NPPES record lists a practice address at 200 Jefferson Ave SE, Grand Rapids, MI, 49503. Phone: (616) 685-6611. Providers update this record themselves, so call before visiting.
How can I verify Denise Deschaine Gregory, M.D.'s license?
NPPES lists Michigan license number 4301063878, 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 Denise Deschaine Gregory, M.D. prescribe under Medicare Part D?
In 2024, Denise Deschaine Gregory, M.D. had 21 Medicare Part D claims; 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.