NPPES file of Aug 9, 2026

Richard Warren Trierweiler, M.D.

Emergency Medicine Physician · York, PA

Richard Warren Trierweiler, M.D. is an emergency medicine physician with a practice address in York, Pennsylvania, and NPI 1316268980, issued on Jun 18, 2010. Check the license (Pennsylvania MT197052, as entered in NPPES) on the Pennsylvania Department of State (PALS); 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
1316268980
Name
Richard Warren Trierweiler
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
MT197052 PA
Self-reported in NPPES; status is on the state search
Practice location
1001 S George St, York, PA 17403
Phone
(717) 851-3469
Enumerated
Jun 18, 2010
Record last updated
Jun 18, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(717) 851-3020
Medicare enrollment
Enrolled (PECOS I20210407002514); accepts Medicare assignment
Medical or professional school
Ohio State University College Of Medicine, 2010
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 1001 S George St

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

  1. Saira Aamir, MDInternal Medicine Physician1184515686
  2. Mohammed Asfar Abdus SamadInternal Medicine Physician1487491353
  3. Elias Abebe, MDNeonatal-Perinatal Medicine Physician1831358480
  4. Amanda Achenbach, PACMedical Physician Assistant1972865095
  5. Basilio Addo, M.DCardiovascular Disease Physician1124515838
  6. Ayotemi AdewalePsychiatry Physician1801727300

Verify Richard Warren Trierweiler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MT197052
    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 Pennsylvania license search

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62% fewer Medicare Part D claims than the average emergency medicine physician in 2024

87 Medicare Part D claims for 65 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Richard Trierweiler87
  2. Specialty average226

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): 86.8 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 score76.0
  2. Costnot scored (reweighted)
  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).

3 hospitals and group practices

  1. Alice Peck Day Memorial HospitalLebanon, NH · Critical Access Hospitals4 of 5 stars
  2. Gifford Medical Center IncRandolph, VT
  3. Windsor Hospital CorporationWindsor, VT

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

184 emergency medicine physician records list a practice address in York

They are 184 of the 4,575 NPPES records with a practice address in York, and 3,911 emergency medicine physician records in Pennsylvania.

Other emergency medicine physician records in Pennsylvania

  1. Nicole Abate, MDPhila, PA1447208939
  2. Osman AbbasiBethlehem, PA1437569019
  3. Michael Abboud, MDPhiladelphia, PA1962820852
  4. Stephanie Abbuhl, MDPhiladelphia, PA1649215195
  5. Rehab Abdel-Kariem, M.D.Philadelphia, PA1508008434
  6. Amir Abdulhay, DOPhiladelphia, PA1124689674
  7. Michael Abesamis, M.D.Pittsburgh, PA1467647958
  8. Aliza Abezis, MDPhiladelphia, PA1215786017
  9. Abia Abia, MDPhiladelphia, PA1295279818
  10. Alison Abiri, MDPittsburgh, PA1689685661

Common questions

What is Richard Warren Trierweiler, M.D.'s NPI number?

Richard Warren Trierweiler, M.D.'s National Provider Identifier (NPI) is 1316268980, issued on Jun 18, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Richard Warren Trierweiler, M.D. located?

The NPPES record lists a practice address at 1001 S George St, York, PA, 17403. Phone: (717) 851-3469. Providers update this record themselves, so call before visiting.

How can I verify Richard Warren Trierweiler, M.D.'s license?

NPPES lists Pennsylvania license number MT197052, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Richard Warren Trierweiler, M.D. prescribe under Medicare Part D?

In 2024, Richard Warren Trierweiler, M.D. had 87 Medicare Part D claims for 65 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Richard Warren Trierweiler, M.D.'s MIPS final score?

The 2023 MIPS final score is 86.8 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.