NPPES file of Aug 9, 2026

Kathleen Potesta

Medical Physician Assistant · Frederick, MD

Kathleen Potesta is a medical physician assistant with a practice address in Frederick, Maryland, and NPI 1811365539, issued on Sep 11, 2015. Check the license with the Maryland 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1811365539
Name
Kathleen Potesta
Primary taxonomy
Medical Physician Assistant 363AM0700X
Practice location
1562 Opossumtown Pike, Frederick, MD 21702
Phone
(240) 215-6310
Enumerated
Sep 11, 2015
Record last updated
Mar 25, 2025
Fax
(240) 566-7754
Medicare enrollment
Enrolled (PECOS I20151208001388); accepts Medicare assignment
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 1562 Opossumtown Pike

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

  1. Aisha Abdul-Samad, STSpeech-Language Pathologist1629291067
  2. Stephanie Adami, OTOccupational Therapist1487717385
  3. Atrish Akhtar, M.D.Internal Medicine Physician1386082881
  4. Eden Amdemichael, M.D.Surgery Physician1659530509
  5. Janna BarrickOccupational Therapist1194948448
  6. Oscar Raymond Bascug, DOHematology & Oncology Physician1417484627

Verify Kathleen Potesta in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this professionCheck 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
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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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15% fewer Medicare Part D claims than the average medical physician assistant in 2024

979 Medicare Part D claims for 234 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 35 claims were for opioids.

  1. Kathleen Potesta979
  2. Specialty average1,148

Most prescribed

  1. Anastrozole228 claims
  2. Letrozole87 claims
  3. Gabapentin55 claims
  4. Eliquis46 claims
  5. Potassium Chloride43 claims
  6. Revlimid40 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): 80.2 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.

  1. Qualityout of 100 · 30% of the final score76.7
  2. Costout of 100 · 30%53.5
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Frederick Health Medical Group LLCFrederick, MD

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

Kathleen Potesta among 871 medical physician assistant records in Maryland

Kathleen Potesta is one of 871 medical physician assistant records with a practice address in Maryland. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 70% of them.

  • NPI issued2015 · 70% of these records are older, 25% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated2015 · median 2012 among the 469 with a school on file
  • Record last updated2025 · 63% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

34 medical physician assistant records list a practice address in Frederick

They are 34 of the 3,981 NPPES records with a practice address in Frederick, and 871 medical physician assistant records in Maryland.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Collina Afriyie, PACFrederick, MD 217021316336449
  2. Deborah Austill, PAFrederick, MD 217021578615829
  3. Justina Bennett, PA-CFrederick, MD 217021598946006
  4. Amanda Bliss, PHYSICIAN ASSISTANTFrederick, MD 217021972809044
  5. Robert Cathor, PA-CFrederick, MD 217021790954253
  6. Brittany Henry, PA-CFrederick, MD 217021912332123
  7. Sarah Jamieson, PA-CFrederick, MD 217021295813319
  8. Carlton McClellan, PA-CFrederick, MD 217021477673622

Common questions

What is Kathleen Potesta's NPI number?

Kathleen Potesta's National Provider Identifier (NPI) is 1811365539, issued on Sep 11, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Kathleen Potesta located?

The NPPES record lists a practice address at 1562 Opossumtown Pike, Frederick, MD, 21702. Phone: (240) 215-6310. Providers update this record themselves, so call before visiting.

How can I verify Kathleen Potesta's license?

Search the Maryland board that licenses this profession; the NPPES record confirms identity only.

How much does Kathleen Potesta prescribe under Medicare Part D?

In 2024, Kathleen Potesta had 979 Medicare Part D claims for 234 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.

What is Kathleen Potesta's MIPS final score?

The 2023 MIPS final score is 80.2 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.