Joshua Aaron Marks, MD
Surgery Physician · Philadelphia, PA
Joshua Aaron Marks, MD is a surgery physician with a practice address in Philadelphia, Pennsylvania, and NPI 1194934299, issued on May 22, 2007. Check the license (Pennsylvania MD428722, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.
- Name
- Joshua Aaron Marks
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- MD428722 PA
Self-reported in NPPES; status is on the state search - Practice location
- 1100 Walnut St, Philadelphia, PA 19107
- Phone
- (215) 955-6996
- Enumerated
- May 22, 2007
- Record last updated
- Jun 11, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (215) 955-6010
- Medicaid IDs
- 102925388 PA
0420611 NJ - Medicare enrollment
- Enrolled (PECOS I20140729002470); accepts Medicare assignment
- Medical or professional school
- Jefferson Medical College Of Thomas Jefferson University, 2007
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 1,867 in Pennsylvania → Look up another NPI →
Also registered at 1100 Walnut St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Alec Beekley, M.D.Trauma Surgery Physician1104880970
- Kylie Borden, MSGCGenetic Counselor (M.S.)1306517099
- George Bradford, M.D.Family Medicine Physician1558330324
- Shawnna Cannaday, APNFamily Nurse Practitioner1316225857
- Maryalice Cheney, M.D.Colon & Rectal Surgery Physician1952464877
- Karen Chojnacki, M.D.Surgery Physician1083630685
Verify Joshua Aaron Marks in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
Search for license MD428722Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $94.90
3 payments; by number, the most common kind was food and beverage; the largest payer was Teleflex LLC. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Jefferson University PhysiciansPhiladelphia, PA
- Main Line HealthcareWynewood, PA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joshua Aaron Marks among 1,867 surgery physician records in Pennsylvania
Joshua Aaron Marks, MD is one of 1,867 surgery 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 36% of them.
- NPI issued2007 · 36% of these records are older, 57% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2007 · median 2007 among the 932 with a school on file
- Record last updated2020 · 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 208600000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in Pennsylvania
There are 1,867 surgery physician records in Pennsylvania.
All 1,867 in Pennsylvania → Every provider in Philadelphia → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- George Amrom, MDPhiladelphia, PA 191071104879048
- Wilbur Bowne, M.D.Philadelphia, PA 191071790762516
- Karen Chojnacki, M.D.Philadelphia, PA 191071083630685
- William Hughes, MDPhiladelphia, PA 191071447206867
- John Kairys, M.D.Philadelphia, PA 191071043230733
- Kris Kaulback, M.D.Philadelphia, PA 191071245250943
- Eugene Kennedy, M.D.Philadelphia, PA 191071902826274
- Susanna Nazarian, M.D., PH.D.Philadelphia, PA 191071558414011
Common questions
What is Joshua Aaron Marks, MD's NPI number?
Joshua Aaron Marks, MD's National Provider Identifier (NPI) is 1194934299, issued on May 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Joshua Aaron Marks, MD located?
The NPPES record lists a practice address at 1100 Walnut St, Philadelphia, PA, 19107. Phone: (215) 955-6996. Providers update this record themselves, so call before visiting.
How can I verify Joshua Aaron Marks, MD's license?
NPPES lists Pennsylvania license number MD428722, 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.
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.