Registry data as of Aug 27, 2026

William Roberts, M.D.

Family Medicine Physician · Lancaster, PA

William Roberts, M.D. is a family medicine physician with a practice address in Lancaster, Pennsylvania, and NPI 1073500385, issued on Oct 3, 2005. Check the license (Pennsylvania MD021360E, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1073500385
Name
William Roberts
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
MD021360E PA
Self-reported in NPPES; status is on the state search
Practice location
101 Abbeyville RD, Lancaster, PA 17603
Phone
(717) 291-5991
Enumerated
Oct 3, 2005
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 101 Abbeyville RD

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

  1. William Bakken, M.D.Family Medicine Physician1447247135
  2. Kelley Castillon, FNPFamily Nurse Practitioner1164064721
  3. Denise Cope, M.D.Family Medicine Physician1679639082
  4. Gary Gehman, M.D.Family Medicine Physician1326035015
  5. Lauren Myer, CRNPFamily Nurse Practitioner1174928642
  6. Elizabeth Naff, LCSWClinical Social Worker1841773751

Verify William Roberts 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 MD021360E    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

99% fewer Medicare Part D claims than the average family medicine physician in 2024

50 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. William Roberts50
  2. Specialty average3,544

Most prescribed

  1. Atenolol12 claims
  2. Ibuprofen12 claims
  3. Simvastatin12 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.

213 family medicine physician records list a Lancaster practice address

They are 213 of the 5,378 NPPES records with a Lancaster practice address, and 7,483 family medicine physician records in Pennsylvania.

All 213 in Lancaster → All 7,483 in Pennsylvania → Every provider in Lancaster →

Other family medicine physician records in Pennsylvania

  1. Christopher AaronCresson, PA1083879860
  2. Jose Abad, MDPittsburgh, PA1295962546
  3. Mario Abad, MDDuncannon, PA1710022975
  4. Ray Abarintos, MDPhiladelphia, PA1417339516
  5. Jasim Abbasi, DOErie, PA1396537452
  6. Daived Abboud, M.D.Allentown, PA1295189322
  7. Ihab Abdelaal, D.O.Macungie, PA1588944938
  8. Tony Abdelmaseeh, M.DJermyn, PA1073910923
  9. Adam Abdulally, MDPittsburgh, PA1184861544
  10. Maimuna AbdullahiLebanon, PA1477344018

Common questions

What is William Roberts, M.D.'s NPI number?

William Roberts, M.D.'s National Provider Identifier (NPI) is 1073500385, issued on Oct 3, 2005. An NPI identifies a provider in billing; it is not a license.

Where is William Roberts, M.D. located?

The NPPES record lists a practice address at 101 Abbeyville RD, Lancaster, PA, 17603. Phone: (717) 291-5991. Providers update this record themselves, so call before visiting.

How can I verify William Roberts, M.D.'s license?

NPPES lists Pennsylvania license number MD021360E, 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 William Roberts, M.D. prescribe under Medicare Part D?

In 2024, William Roberts, M.D. had 50 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Built from the named public files by PlainDoctor's data pipeline (how it is made).

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) 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 27, 2026.