NPPES file of Aug 9, 2026

Ethan J. Werner, PA-C

Medical Physician Assistant · Kennett Square, PA

Ethan J. Werner, PA-C is a medical physician assistant with a practice address in Kennett Square, Pennsylvania, and NPI 1831796556, issued on Oct 6, 2020. Check the license with the Pennsylvania 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
1831796556
Name
Ethan J. Werner
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
Practice location
300 Old Forge LN # 302, Kennett Square, PA 19348
Phone
(484) 778-8000
Enumerated
Oct 6, 2020
Record last updated
Oct 6, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210204001917); 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 300 Old Forge LN # 302

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

  1. Michael Rooney, PA-CPhysician Assistant1740835891

Verify Ethan J. Werner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania 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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84% fewer Medicare Part D claims than the average medical physician assistant in 2024

188 Medicare Part D claims for 167 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.

  1. Ethan Werner188
  2. Specialty average1,148

Most prescribed

  1. Cephalexin36 claims
  2. Amoxicillin-Clavulanate Potass33 claims
  3. Doxycycline Monohydrate19 claims
  4. Methylprednisolone12 claims
  5. Polymyxin B Sul-Trimethoprim11 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): 76.4 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 score81.0
  2. Costout of 100 · 30%43.7
  3. Promoting interoperabilityout of 100 · 25%96.0
  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. Lancaster General Medical GroupLancaster, PA

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

Ethan J. Werner among 3,897 medical physician assistant records in Pennsylvania

Ethan J. Werner, PA-C is one of 3,897 medical physician assistant records with a practice address in Pennsylvania. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 76% of them.

  • NPI issued2020 · 76% of these records are older, 20% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2020 · median 2015 among the 2,467 with a school on file
  • Record last updated2020 · 53% 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 Pennsylvania 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 Pennsylvania

There are 3,897 medical physician assistant records in Pennsylvania.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Lindsay Calio, PA CKennett Square, PA 193481114918992
  2. Yolanda Ruch, PACKennett Square, PA 193481437170321
  3. Laura Brinkmeyer, PA-CLandenberg, PA 193501659912145
  4. William Dorgan, PA-CGlen Mills, PA 193421043628183
  5. Jacqueline Kernaghan, PA-CGlen Mills, PA 193421295885168
  6. Jennifer Latteri, PAGlen Mills, PA 193421689287781
  7. Chantel Mozal, MPH, PA-CGlen Mills, PA 193421730542424
  8. Bryan Perry, PA-CGlen Mills, PA 193421225051642

Common questions

What is Ethan J. Werner, PA-C's NPI number?

Ethan J. Werner, PA-C's National Provider Identifier (NPI) is 1831796556, issued on Oct 6, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Ethan J. Werner, PA-C located?

The NPPES record lists a practice address at 300 Old Forge LN # 302, Kennett Square, PA, 19348. Phone: (484) 778-8000. Providers update this record themselves, so call before visiting.

How can I verify Ethan J. Werner, PA-C's license?

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

How much does Ethan J. Werner, PA-C prescribe under Medicare Part D?

In 2024, Ethan J. Werner, PA-C had 188 Medicare Part D claims for 167 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.

What is Ethan J. Werner, PA-C's MIPS final score?

The 2023 MIPS final score is 76.4 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.