Kelsey Possley, M.D.
Neuromuscular Medicine (Psychiatry & Neurology) Physician · Grand Rapids, MI
Kelsey Possley, M.D. is a neuromuscular medicine (psychiatry & neurology) physician with a practice address in Grand Rapids, Michigan, and NPI 1609238294, issued on Mar 23, 2016. Check the license (Michigan 4301504225, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- Kelsey Possley
- Credential
- M.D.
- Primary taxonomy
- Neuromuscular Medicine (Psychiatry & Neurology) Physician 2084N0008X
- License number
- 4301504225 MI
Self-reported in NPPES; status is on the state search - Practice location
- Shmg Neurology And Clinical Neuropsychology, 3RD Floor, Grand Rapids, MI 49525
- Phone
- (616) 267-7104
- Enumerated
- Mar 23, 2016
- Record last updated
- Jun 15, 2026
- Medicare enrollment
- Enrolled (PECOS I20210608002865); accepts Medicare assignment
- Entity
- Type 1 · individual
6 nearest neuromuscular medicine (psychiatry & neurology) physician records → All 7 in Michigan → Look up another NPI →
Verify Kelsey Possley in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301504225Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
53% fewer Medicare Part D claims than the average neuromuscular medicine (psychiatry & neurology) physician in 2024
391 Medicare Part D claims for 106 beneficiaries, against an average of 827 among the 258 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Gabapentin147 claims
- Pyridostigmine Bromide41 claims
- Mycophenolate Mofetil37 claims
- Prednisone33 claims
- Pregabalin30 claims
- Duloxetine Hcl28 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 MIPS final score for 2023 (Medicare payment program): 100 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Spectrum Health Primary Care PartnersGrand Rapids, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Neuromuscular Medicine (Psychiatry & Neurology) Physician providers in Michigan
There are 7 neuromuscular medicine (psychiatry & neurology) physician records in Michigan.
All 7 in Michigan → Every provider in Grand Rapids → Neuromuscular Medicine (Psychiatry & Neurology) Physician nationwide →
The 6 neuromuscular medicine (psychiatry & neurology) physician records with the nearest ZIP codes
- Aiesha Ahmed, M.D.Grand Rapids, MI 495251548482573
- Rachel Bass, DOGrand Rapids, MI 495031699185280
- Andrew Mundwiler, MDGrand Rapids, MI 495031265725147
- Erin Neil Knierbein, DOAnn Arbor, MI 481091073718946
- Savannah Quigley, MDAnn Arbor, MI 481091114487808
- Swathi Beladakere Ramaswamy, MBBS, MDAnn Arbor, MI 481051073008108
Common questions
What is Kelsey Possley, M.D.'s NPI number?
Kelsey Possley, M.D.'s National Provider Identifier (NPI) is 1609238294, issued on Mar 23, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Kelsey Possley, M.D. located?
The NPPES record lists a practice address at Shmg Neurology And Clinical Neuropsychology, 3RD Floor, Grand Rapids, MI, 49525. Phone: (616) 267-7104. Providers update this record themselves, so call before visiting.
How can I verify Kelsey Possley, M.D.'s license?
NPPES lists Michigan license number 4301504225, 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 Kelsey Possley, M.D. prescribe under Medicare Part D?
In 2024, Kelsey Possley, M.D. had 391 Medicare Part D claims for 106 beneficiaries; the average among neuromuscular medicine (psychiatry & neurology) physician prescribers was 827. Part D covers Medicare prescriptions only.
What is Kelsey Possley, M.D.'s MIPS final score?
The 2023 MIPS final score is 100 of 100. 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.