Mary Gentile Mallon, M.D.
Diagnostic Radiology Physician · Philadelphia, PA
Mary Gentile Mallon, M.D. is a diagnostic radiology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1336359827, issued on May 23, 2007. Check the license (Pennsylvania MT190813, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Mary Gentile Mallon
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- MT190813 PA
Self-reported in NPPES; status is on the state search - Practice location
- 3601 A St, Philadelphia, PA 19134
- Phone
- (215) 427-5230
- Enumerated
- May 23, 2007
- Record last updated
- Apr 22, 2013 (not updated in 13 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20130816000450); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 2,199 in Pennsylvania → Look up another NPI →
Also registered at 3601 A St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Gentile Mallon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MT190813Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 73.6 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 2 group practices
- Princeton Radiology Associates PAPlainsboro, NJ
- University Radiology Group LLCEast Brunswick, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Gentile Mallon among 2,199 diagnostic radiology physician records in Pennsylvania
Mary Gentile Mallon, M.D. is one of 2,199 diagnostic radiology physician records with a practice address in Pennsylvania. 72% 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 53% of them.
- NPI issued2007 · 53% of these records are older, 37% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 65% of these records are
- Graduated2007 · median 2003 among the 1,439 with a school on file
- Record last updated2013 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
572 diagnostic radiology physician records list a practice address in Philadelphia
They are 572 of the 42,849 NPPES records with a practice address in Philadelphia, and 2,199 diagnostic radiology physician records in Pennsylvania.
All 2,199 in Pennsylvania → Every provider in Philadelphia → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Christian Carlson, MDPhiladelphia, PA 191341669462958
- Sarah Contrucci, DOPhiladelphia, PA 191341154700458
- Sun Ju Kim, M.D.Philadelphia, PA 191341942467741
- Bret Kricun, M.D.Philadelphia, PA 191341457512147
- Kenneth Martin, MDPhiladelphia, PA 191341265471338
- Robert Siegle, MDPhiladelphia, PA 191341992762819
- Neil Berger, DOPhiladelphia, PA 191301376535997
- Sudhir Vora, M.D.Philadelphia, PA 191301043426851
Common questions
What is Mary Gentile Mallon, M.D.'s NPI number?
Mary Gentile Mallon, M.D.'s National Provider Identifier (NPI) is 1336359827, issued on May 23, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Mary Gentile Mallon, M.D. located?
The NPPES record lists a practice address at 3601 A St, Philadelphia, PA, 19134. Phone: (215) 427-5230. Providers update this record themselves, so call before visiting.
How can I verify Mary Gentile Mallon, M.D.'s license?
NPPES lists Pennsylvania license number MT190813, 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.
What is Mary Gentile Mallon, M.D.'s MIPS final score?
The 2023 MIPS final score is 73.6 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.