Gregory Matthew Bump, MD
Internal Medicine Physician · Pittsburgh, PA
Gregory Matthew Bump, MD is an internal medicine physician with a practice address in Pittsburgh, Pennsylvania, and NPI 1437190261, issued on Jun 10, 2006. Check the license (Pennsylvania MD428684, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Gregory Matthew Bump
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD428684 PA
Self-reported in NPPES; status is on the state search - Practice location
- 3459 Fifth Ave, Pittsburgh, PA 15213
- Phone
- (412) 692-4888
- Enumerated
- Jun 10, 2006
- Record last updated
- Aug 1, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (412) 692-4825
- Medicare enrollment
- Enrolled (PECOS I20070212000388); accepts Medicare assignment
- Medical or professional school
- University Of Pittsburgh School Of Medicine, 2000
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
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Verify Gregory Matthew Bump in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD428684Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
23% more Medicare Part D claims than the average internal medicine physician in 2024
3,897 Medicare Part D claims for 358 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 165 claims were for opioids.
Most prescribed
- Atorvastatin Calcium337 claims
- Losartan Potassium154 claims
- Lisinopril124 claims
- Amlodipine Besylate104 claims
- Levothyroxine Sodium104 claims
- Losartan-Hydrochlorothiazide103 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): 77.5 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University OF Pittsburgh PhysiciansPittsburgh, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Matthew Bump among 7,300 internal medicine physician records in Pennsylvania
Gregory Matthew Bump, MD is one of 7,300 internal medicine physician records with a practice address in Pennsylvania. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 64% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2000 · median 2008 among the 4,208 with a school on file
- Record last updated2021 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
750 internal medicine physician records list a practice address in Pittsburgh
They are 750 of the 28,866 NPPES records with a practice address in Pittsburgh, and 7,300 internal medicine physician records in Pennsylvania.
All 7,300 in Pennsylvania → Every provider in Pittsburgh → Internal Medicine Physician nationwide →
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Common questions
What is Gregory Matthew Bump, MD's NPI number?
Gregory Matthew Bump, MD's National Provider Identifier (NPI) is 1437190261, issued on Jun 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Matthew Bump, MD located?
The NPPES record lists a practice address at 3459 Fifth Ave, Pittsburgh, PA, 15213. Phone: (412) 692-4888. Providers update this record themselves, so call before visiting.
How can I verify Gregory Matthew Bump, MD's license?
NPPES lists Pennsylvania license number MD428684, 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 Gregory Matthew Bump, MD prescribe under Medicare Part D?
In 2024, Gregory Matthew Bump, MD had 3,897 Medicare Part D claims for 358 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Gregory Matthew Bump, MD's MIPS final score?
The 2023 MIPS final score is 77.5 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.