Registry data as of Aug 27, 2026

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; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1609238294
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
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Kelsey Possley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine
    Search for license 4301504225
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Michigan license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

58% 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 921 among the 284 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Kelsey Possley391
  2. Specialty average921

Most prescribed

  1. Gabapentin147 claims
  2. Pyridostigmine Bromide41 claims
  3. Mycophenolate Mofetil37 claims
  4. Prednisone33 claims
  5. Pregabalin30 claims
  6. 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 Medicare quality score for 2023: 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.

  1. Qualityout of 100 · 30% of the final score87.5
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

One hospital or facility affiliation

  1. Spectrum Health Primary Care PartnersGrand Rapids, MI

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Neuromuscular Medicine (Psychiatry & Neurology) Physician providers in Michigan

There are 5 neuromuscular medicine (psychiatry & neurology) physician records in Michigan.

Other neuromuscular medicine (psychiatry & neurology) physician records in Michigan

  1. Aiesha Ahmed, M.D.Grand Rapids, MI1548482573
  2. Jamal Chirri, DOYpsilanti, MI1659786739
  3. Matthew Ebright, MDGrand Rapids, MI1164869129
  4. Andrew Mundwiler, MDGrand Rapids, MI1265725147

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 at https://www.michigan.gov/lara/bureau-list/bpl/health/hp-lic-health-prof/medical. 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 921. Part D covers Medicare prescriptions only.

What is Kelsey Possley, M.D.'s Medicare quality 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.