Mark David Zimmerman, M.D.
Family Medicine Physician · Lancaster, PA
Mark David Zimmerman, M.D. is a family medicine physician with a practice address in Lancaster, Pennsylvania, and NPI 1720020811, issued on Jun 12, 2006. Check the license (Pennsylvania MD425960, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Mark David Zimmerman
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD425960 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1625 Oregon Pike, Lancaster, PA 17601
- Phone
- (717) 925-2995
- Enumerated
- Jun 12, 2006
- Record last updated
- Aug 9, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicaid ID
- 101343905 PA
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 7,483 in Pennsylvania → Look up another NPI →
Also registered at 1625 Oregon Pike
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Frank Brizzi, PA-CMedical Physician Assistant1699933754
- Sarah Cavaliere, PAPhysician Assistant1922583335
- Jennifer Dwyer, D.O.Family Medicine Physician1477708329
- Kenneth Hurst, M.D.Family Medicine Physician1235136755
- Joseph Love, PA-CPhysician Assistant1598456923
- Helen Mai, P.A.Physician Assistant1568514149
Verify Mark David Zimmerman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD425960Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average family medicine physician in 2024
115 Medicare Part D claims for 15 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Lisinopril19 claims
- Atorvastatin Calcium18 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.
Mark David Zimmerman among 7,483 family medicine physician records in Pennsylvania
Mark David Zimmerman, M.D. is one of 7,483 family medicine physician records with a practice address in Pennsylvania. 79% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 53% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 61% of these records are
- Record last updated2018 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
213 family medicine physician records list a practice address in Lancaster
They are 213 of the 5,378 NPPES records with a practice address in Lancaster, and 7,483 family medicine physician records in Pennsylvania.
All 7,483 in Pennsylvania → Every provider in Lancaster → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Beth Been, D.O.Lancaster, PA 176011811982028
- Jennifer Brighter, M.D.Lancaster, PA 176011760455638
- John Cotter, MDLancaster, PA 176011003801507
- Vito Dicamillo, MDLancaster, PA 176011386621688
- Corey Fogleman, M.D.Lancaster, PA 176011427039239
- Kenneth Hurst, M.D.Lancaster, PA 176011235136755
- Brian Jones, M.D.Lancaster, PA 176011063490944
- Erik Ketels, MDLancaster, PA 176011568449874
Common questions
What is Mark David Zimmerman, M.D.'s NPI number?
Mark David Zimmerman, M.D.'s National Provider Identifier (NPI) is 1720020811, issued on Jun 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark David Zimmerman, M.D. located?
The NPPES record lists a practice address at 1625 Oregon Pike, Lancaster, PA, 17601. Phone: (717) 925-2995. Providers update this record themselves, so call before visiting.
How can I verify Mark David Zimmerman, M.D.'s license?
NPPES lists Pennsylvania license number MD425960, 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 Mark David Zimmerman, M.D. prescribe under Medicare Part D?
In 2024, Mark David Zimmerman, M.D. had 115 Medicare Part D claims for 15 beneficiaries; 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), 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.