Gregory Charles Wiggins, M.D.
Neurological Surgery Physician · Kalamazoo, MI
Gregory Charles Wiggins, M.D. is a neurological surgery physician with a practice address in Kalamazoo, Michigan, and NPI 1710961347, issued on Dec 6, 2005. Check the license (Michigan 4301065499, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Gregory Charles Wiggins
- Credential
- M.D.
- Primary taxonomy
- Neurological Surgery Physician 207T00000X
- License numbers
- 4301065499 MI
A8159 CA
MD00039713 WA
Self-reported in NPPES; status is on the state search - Practice location
- 601 John St, Kalamazoo, MI 49007
- Phone
- (269) 341-7500
- Enumerated
- Dec 6, 2005
- Record last updated
- Nov 27, 2023
- Fax
- (269) 341-7540
- Medicaid IDs
- 1710961347 MI
00A816590 CA
4843879 MI - Medicare enrollment
- Enrolled (PECOS I20060531000034); accepts Medicare assignment
- Medical or professional school
- Indiana University School Of Medicine, 1995
- Entity
- Type 1 · individual
8 nearest neurological surgery physician records → All 289 in Michigan → Look up another NPI →
Also registered at 601 John St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lawrence Abramson, MDInternal Medicine Physician1467413575
- Karina Acevedo, PA-CMedical Physician Assistant1083150460
- Autumn AdamsEmergency Medical Services (Emergency Medicine) Physician1609350586
- Fadi Ajine, MDRheumatology Physician1275533986
- Hussein Akl, MDInternal Medicine Physician1699757849
- Kwsai Al-Rahhal, MDSleep Medicine (Internal Medicine) Physician1639159247
Verify Gregory Charles Wiggins in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301065499Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% more Medicare Part D claims than the average neurological surgery physician in 2024
275 Medicare Part D claims for 117 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 104 claims were for opioids.
Most prescribed
- Gabapentin101 claims
- Oxycodone Hcl42 claims
- Hydrocodone-Acetaminophen38 claims
- Methocarbamol31 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 84.9 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $20.00
1 payment: education; the largest payer was Csl Behring. The 5,377 providers of this specialty with any payment received $14,925.58 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.
One hospital affiliation
- Bronson Methodist HospitalPortage, MI · Acute Care Hospitals4 of 5 stars
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). Star ratings are CMS hospital ratings, not ratings of this provider.
Gregory Charles Wiggins among 289 neurological surgery physician records in Michigan
Gregory Charles Wiggins, M.D. is one of 289 neurological surgery physician records with a practice address in Michigan. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1995 · median 2003 among the 178 with a school on file
- Record last updated2023 · 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 207T00000X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurological Surgery Physician providers in Michigan
There are 289 neurological surgery physician records in Michigan.
All 289 in Michigan → Every provider in Kalamazoo → Neurological Surgery Physician nationwide →
The 8 neurological surgery physician records with the nearest ZIP codes
- Hunter Brumblay, M.D.Kalamazoo, MI 490071881716959
- Alain Fabi, MDKalamazoo, MI 490071760462121
- Svetlana Kvint, M.D.Kalamazoo, MI 490071952755357
- Eriks Lusis, M.D.Kalamazoo, MI 490071093812349
- Romolo Russo, M.D.Kalamazoo, MI 490071821030214
- Raghu Singh, MDKalamazoo, MI 490071699755033
- Chris Sloffer, M.D.Kalamazoo, MI 490071073638185
- Swetha Sundar, M.D.Kalamazoo, MI 490071669834081
Common questions
What is Gregory Charles Wiggins, M.D.'s NPI number?
Gregory Charles Wiggins, M.D.'s National Provider Identifier (NPI) is 1710961347, issued on Dec 6, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Charles Wiggins, M.D. located?
The NPPES record lists a practice address at 601 John St, Kalamazoo, MI, 49007. Phone: (269) 341-7500. Providers update this record themselves, so call before visiting.
How can I verify Gregory Charles Wiggins, M.D.'s license?
NPPES lists Michigan license number 4301065499, 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 Gregory Charles Wiggins, M.D. prescribe under Medicare Part D?
In 2024, Gregory Charles Wiggins, M.D. had 275 Medicare Part D claims for 117 beneficiaries; the average among neurological surgery physician prescribers was 172. Part D covers Medicare prescriptions only.
What is Gregory Charles Wiggins, M.D.'s MIPS final score?
The 2023 MIPS final score is 84.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.