NPPES file of Aug 9, 2026

Robert Wayman Hamilton

General Practice Physician · McKeesport, PA

Robert Wayman Hamilton is a general practice physician with a practice address in McKeesport, Pennsylvania, and NPI 1316148091, issued on May 30, 2007. Check the license (Pennsylvania MD25089L, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1316148091
Name
Robert Wayman Hamilton
Primary taxonomy
General Practice Physician 208D00000X
License number
MD25089L PA
Self-reported in NPPES; status is on the state search
Practice location
408 Middlesex RD, McKeesport, PA 15135
Phone
(412) 751-2339
Enumerated
May 30, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
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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Verify Robert Wayman Hamilton 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 MD25089L
    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.

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99% fewer Medicare Part D claims than the average general practice physician in 2024

28 Medicare Part D claims, against an average of 3,030 among the 8,395 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Robert Hamilton28
  2. Specialty average3,030

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.

Robert Wayman Hamilton among 345 general practice physician records in Pennsylvania

Robert Wayman Hamilton is one of 345 general practice physician records with a practice address in Pennsylvania. 45% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 40% of them.

  • NPI issued2007 · 40% of these records are older, 46% newer
  • In a Medicare fileYes · 45% of these records are
  • In the CMS Doctors and Clinicians fileNo · 20% of these records are
  • Record last updated2007 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208D00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

General Practice Physician providers in Pennsylvania

There are 345 general practice physician records in Pennsylvania.

The 8 general practice physician records with the nearest ZIP codes

  1. Main Lin Quan Vega, M.D.McKeesport, PA 151321558818955
  2. Richard Gibbs, MDSewickley, PA 151431942273289
  3. Amirtha Dileepan, MDTurtle Creek, PA 151451841619293
  4. Kierstin CrowleyMonroeville, PA 151461114698917
  5. Donald Yoon, MDMonroeville, PA 151461851305395
  6. Peter Lambrou, M.D.Moon Township, PA 151081477753549
  7. Patrick Rosario, MDMoon Township, PA 151081881609527
  8. Thomas Cowan, M.D.Carnegie, PA 151061720324015

Common questions

What is Robert Wayman Hamilton's NPI number?

Robert Wayman Hamilton's National Provider Identifier (NPI) is 1316148091, issued on May 30, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Robert Wayman Hamilton located?

The NPPES record lists a practice address at 408 Middlesex RD, McKeesport, PA, 15135. Phone: (412) 751-2339. Providers update this record themselves, so call before visiting.

How can I verify Robert Wayman Hamilton's license?

NPPES lists Pennsylvania license number MD25089L, 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 Robert Wayman Hamilton prescribe under Medicare Part D?

In 2024, Robert Wayman Hamilton had 28 Medicare Part D claims; the average among general practice physician prescribers was 3,030. 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.