George Richard Zimmerman, M.D.
Internal Medicine Physician · Pittsburgh, PA
George Richard Zimmerman, M.D. is an internal medicine physician with a practice address in Pittsburgh, Pennsylvania, and NPI 1447214978, issued on Apr 13, 2006. Check the license (Pennsylvania MD070974L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- George Richard Zimmerman
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD070974L PA
Self-reported in NPPES; status is on the state search - Practice location
- 969 Greentree RD, Pittsburgh, PA 15220
- Phone
- (412) 920-0700
- Enumerated
- Apr 13, 2006
- Record last updated
- Aug 9, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (412) 920-0947
- Medicaid ID
- 1807627 PA
- Medicare enrollment
- Enrolled (PECOS I20080228000054); accepts Medicare assignment
- Medical or professional school
- Hahnemann University College Of Medicine, 1993
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,300 in Pennsylvania → Look up another NPI →
Also registered at 969 Greentree RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Michele BackoCounselor1407628670
- Chase Beezer, PT, DPTPhysical Medicine & Rehabilitation Physician1336941053
- Julianna Braun, PTPhysical Therapist1104631712
- Heather CleggPhysical Therapist1184089179
- Sherry Cosner-Marentay, LSWSocial Worker1770764581
- Sawyer D'AndreaPhysical Therapy Assistant1679398465
Verify George Richard Zimmerman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD070974LCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
6.0 times the Medicare Part D claims of the average internal medicine physician in 2024
19,023 Medicare Part D claims for 1,072 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 418 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,352 claims
- Losartan Potassium722 claims
- Amlodipine Besylate669 claims
- Levothyroxine Sodium657 claims
- Pantoprazole Sodium652 claims
- Simvastatin514 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): 78.5 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
- Upmc Community Medicine IncPittsburgh, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
George Richard Zimmerman among 7,300 internal medicine physician records in Pennsylvania
George Richard Zimmerman, M.D. 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
- Graduated1993 · median 2008 among the 4,208 with a school on file
- Record last updated2011 · 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 →
The 8 internal medicine physician records with the nearest ZIP codes
- Adiba Ahmed, M.D.Pittsburgh, PA 152201982760534
- Marianne Dombrowski, DOPittsburgh, PA 152201558342683
- Joshua Goldman, D.O.Pittsburgh, PA 152201831165877
- Ewa Hozakowska, M.D.Pittsburgh, PA 152201366418428
- Beth JenkinsPittsburgh, PA 152201871557306
- Mashukur Khan, MDPittsburgh, PA 152201497700439
- Rajani Kondaveeti, MDPittsburgh, PA 152201598724874
- Victoria Matasy, MDPittsburgh, PA 152201184612475
Common questions
What is George Richard Zimmerman, M.D.'s NPI number?
George Richard Zimmerman, M.D.'s National Provider Identifier (NPI) is 1447214978, issued on Apr 13, 2006. An NPI identifies a provider in billing; it is not a license.
Where is George Richard Zimmerman, M.D. located?
The NPPES record lists a practice address at 969 Greentree RD, Pittsburgh, PA, 15220. Phone: (412) 920-0700. Providers update this record themselves, so call before visiting.
How can I verify George Richard Zimmerman, M.D.'s license?
NPPES lists Pennsylvania license number MD070974L, 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 George Richard Zimmerman, M.D. prescribe under Medicare Part D?
In 2024, George Richard Zimmerman, M.D. had 19,023 Medicare Part D claims for 1,072 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is George Richard Zimmerman, M.D.'s MIPS final score?
The 2023 MIPS final score is 78.5 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.