Mark I. Greene, MD
Anatomic Pathology Physician · Philadelphia, PA
Mark I. Greene, MD is an anatomic pathology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1598836959, issued on Nov 9, 2006. Check the license (Pennsylvania MD033875E, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Mark I. Greene
- Credential
- MD
- Primary taxonomy
- Anatomic Pathology Physician 207ZP0101X
- License number
- MD033875E PA
Self-reported in NPPES; status is on the state search - Practice location
- 3400 Spruce St, Philadelphia, PA 19104
- Phone
- (215) 662-6503
- Enumerated
- Nov 9, 2006
- Record last updated
- Feb 18, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest anatomic pathology physician records → All 144 in Pennsylvania → Look up another NPI →
Also registered at 3400 Spruce St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Megan Abbott, CRNPNurse Practitioner1396771689
- Michael Abboud, MDEmergency Medicine Physician1962820852
- Emily AbdelmessihPediatric Pharmacist1891612560
- Mohammed AbdullahStudent in an Organized Health Care Education/Training Program1013595495
- Amin Abedini, MDStudent in an Organized Health Care Education/Training Program1912609017
- Farid Aboharb, MD, PHDStudent in an Organized Health Care Education/Training Program1295595973
Verify Mark I. Greene in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD033875ECheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
55% fewer Medicare Part D claims than the average anatomic pathology physician in 2024
47 Medicare Part D claims, against an average of 105 among the 62 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Lorazepam21 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 I. Greene among 144 anatomic pathology physician records in Pennsylvania
Mark I. Greene, MD is one of 144 anatomic pathology physician records with a practice address in Pennsylvania. 66% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 55% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileNo · 63% of these records are
- Record last updated2011 · 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 207ZP0101X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anatomic Pathology Physician providers in Pennsylvania
There are 144 anatomic pathology physician records in Pennsylvania.
All 144 in Pennsylvania → Every provider in Philadelphia → Anatomic Pathology Physician nationwide →
The 8 anatomic pathology physician records with the nearest ZIP codes
- Kumarasen Cooper, MDPhiladelphia, PA 191041508894593
- Robert Doms, MDPhiladelphia, PA 191041396780847
- Kimberly Dumoff, MDPhiladelphia, PA 191041225064439
- David Elder, MDPhiladelphia, PA 191041184650327
- Emma Furth, MDPhiladelphia, PA 191041992740369
- Darshana Jhala, MDPhiladelphia, PA 191041326075219
- Priti Lal, MDPhiladelphia, PA 191041760427181
- Frank Lee, MDPhiladelphia, PA 191041053355966
Common questions
What is Mark I. Greene, MD's NPI number?
Mark I. Greene, MD's National Provider Identifier (NPI) is 1598836959, issued on Nov 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark I. Greene, MD located?
The NPPES record lists a practice address at 3400 Spruce St, Philadelphia, PA, 19104. Phone: (215) 662-6503. Providers update this record themselves, so call before visiting.
How can I verify Mark I. Greene, MD's license?
NPPES lists Pennsylvania license number MD033875E, 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 I. Greene, MD prescribe under Medicare Part D?
In 2024, Mark I. Greene, MD had 47 Medicare Part D claims; the average among anatomic pathology physician prescribers was 105. 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.