Melissa K. Keyser, PA-C
Medical Physician Assistant · Wintersville, OH
Melissa K. Keyser, PA-C is a medical physician assistant with a practice address in Wintersville, Ohio, and NPI 1699972356, issued on Jun 27, 2007. Check the license (Ohio 50.002383RX, as entered in NPPES) with the Ohio board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Melissa K. Keyser
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License numbers
- 50.002383RX OH
MA053803 PA
Self-reported in NPPES; status is on the state search - Practice location
- 148 Main St, Wintersville, OH 43953
- Phone
- (740) 346-2702
- Enumerated
- Jun 27, 2007
- Record last updated
- Dec 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (740) 346-2645
- Medicaid ID
- 0102803 OH
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 846 in Ohio → Look up another NPI →
Also registered at 148 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Nicholas DicarloPhysician Assistant1649808098
- Sarah Ensinger, CRNPFamily Nurse Practitioner1720338049
- Roxane Gates, FNP-BCFamily Nurse Practitioner1720252778
- Erin KriegFamily Nurse Practitioner1619379526
- Erica Kuchinski, FNP-BCFamily Nurse Practitioner1285052571
Verify Melissa K. Keyser in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Ohio board licenses this profession
Search for license 50.002383RXCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average medical physician assistant in 2024
150 Medicare Part D claims for 56 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.
Most prescribed
- Levothyroxine Sodium17 claims
- Losartan Potassium11 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): 78.5 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).
Melissa K. Keyser among 846 medical physician assistant records in Ohio
Melissa K. Keyser, PA-C is one of 846 medical physician assistant records with a practice address in Ohio. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 22% of them.
- NPI issued2007 · 22% of these records are older, 72% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2021 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in Ohio
There are 846 medical physician assistant records in Ohio.
All 846 in Ohio → Every provider in Wintersville → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Sandra Saffle, PA-CSteubenville, OH 439531730340274
- Hope Chiodi, PA-CSteubenville, OH 439521457805749
- Charles Lemasters, PA-CSteubenville, OH 439521225361801
- German Ortiz, MPASSteubenville, OH 439521629213228
- Donald Rinchuse, PA-CSteubenville, OH 439521942583687
- Margie Hodge, PA-CSaint Clairsville, OH 439501255599007
- Caitlyn Williams, PASaint Clairsville, OH 439501679059240
- Raquel Grant Venable, PA-CAmherst, OH 440011790958510
Common questions
What is Melissa K. Keyser, PA-C's NPI number?
Melissa K. Keyser, PA-C's National Provider Identifier (NPI) is 1699972356, issued on Jun 27, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Melissa K. Keyser, PA-C located?
The NPPES record lists a practice address at 148 Main St, Wintersville, OH, 43953. Phone: (740) 346-2702. Providers update this record themselves, so call before visiting.
How can I verify Melissa K. Keyser, PA-C's license?
NPPES lists Ohio license number 50.002383RX, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.
How much does Melissa K. Keyser, PA-C prescribe under Medicare Part D?
In 2024, Melissa K. Keyser, PA-C had 150 Medicare Part D claims for 56 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
What is Melissa K. Keyser, PA-C's MIPS final score?
The 2023 MIPS final score is 78.5 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.