NPPES file of Aug 9, 2026

Mary Kathryn Arnold, PA-C

Medical Physician Assistant · Columbus, OH

Mary Kathryn Arnold, PA-C is a medical physician assistant with a practice address in Columbus, Ohio, and NPI 1952899593, issued on Apr 30, 2018. Check the license (Ohio 50.005558RX, as entered in NPPES) with the Ohio board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1952899593
Name
Mary Kathryn Arnold
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
50.005558RX OH
Self-reported in NPPES; status is on the state search
Practice location
680 Buckles CT N Ste 1A, Columbus, OH 43230
Phone
(614) 986-0125
Enumerated
Apr 30, 2018
Record last updated
May 19, 2026
Fax
(614) 237-1646
Medicaid ID
0298451 OH
Medicare enrollment
Enrolled (PECOS I20180712002701); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 680 Buckles CT N Ste 1A

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Brian Doyle, PA-C, MSPASMedical Physician Assistant1114566585
  2. Megan Frank, MDFamily Medicine Physician1821290313
  3. Rajnish Gupta, M.D.Family Medicine Physician1063466795
  4. Valerie Kuenzli, M.D.Family Medicine Physician1710147509
  5. James Mackessy, MDFamily Medicine Physician1841226727
  6. Laurie McCloud, CNPAdult Health Nurse Practitioner1740217405

Verify Mary Kathryn Arnold in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Ohio board licenses this profession
    Search for license 50.005558RX
    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
Find the Ohio 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.

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2.3 times the Medicare Part D claims of the average medical physician assistant in 2024

2,677 Medicare Part D claims for 378 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 197 claims were for opioids.

  1. Mary Arnold2,677
  2. Specialty average1,148

Most prescribed

  1. Atorvastatin Calcium96 claims
  2. Losartan Potassium84 claims
  3. Levothyroxine Sodium79 claims
  4. Hydrocodone-Acetaminophen71 claims
  5. Amlodipine Besylate69 claims
  6. Metformin Hcl62 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.

Industry payments in 2024: $88.09

4 payments; by number, the most common kind was food and beverage; the largest payer was Exact Sciences Corporation. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mary Arnold$88.09
  2. Specialty average$1,055.00

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. American Health Network OF Ohio, LLCColumbus, OH

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mary Kathryn Arnold among 846 medical physician assistant records in Ohio

Mary Kathryn Arnold, 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 2018, is newer than 69% of them.

  • NPI issued2018 · 69% of these records are older, 28% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2018 · median 2015 among the 496 with a school on file
  • Record last updated2026 · 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.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Brian Doyle, PA-C, MSPASColumbus, OH 432301114566585
  2. Danielle Lehman, PA-CGahanna, OH 432301457512501
  3. Elizabeth Niemiec, PA-CGahanna, OH 432301720904394
  4. Samantha Noth, PA-CGahanna, OH 432301134632946
  5. Sierra PowersGahanna, OH 432301467166108
  6. Kaitlin Schupp, P.A.Gahanna, OH 432301255616124
  7. Taylor SmithGahanna, OH 432301669031118
  8. Amanda DickeyColumbus, OH 432321295381069

Common questions

What is Mary Kathryn Arnold, PA-C's NPI number?

Mary Kathryn Arnold, PA-C's National Provider Identifier (NPI) is 1952899593, issued on Apr 30, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Mary Kathryn Arnold, PA-C located?

The NPPES record lists a practice address at 680 Buckles CT N Ste 1A, Columbus, OH, 43230. Phone: (614) 986-0125. Providers update this record themselves, so call before visiting.

How can I verify Mary Kathryn Arnold, PA-C's license?

NPPES lists Ohio license number 50.005558RX, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.

How much does Mary Kathryn Arnold, PA-C prescribe under Medicare Part D?

In 2024, Mary Kathryn Arnold, PA-C had 2,677 Medicare Part D claims for 378 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.