NPPES file of Aug 9, 2026

Timothy William Ingraham Clark, MD

Vascular & Interventional Radiology Physician · Philadelphia, PA

Timothy William Ingraham Clark, MD is a vascular & interventional radiology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1588629885, issued on Apr 19, 2006. Check the license (Pennsylvania MD065636L, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1588629885
Name
Timothy William Ingraham Clark
Credential
MD
Primary taxonomy
Vascular & Interventional Radiology Physician 2085R0204X
License number
MD065636L PA
Self-reported in NPPES; status is on the state search
Practice location
51 N. 39TH Street, Philadelphia, PA 19104
Phone
(215) 662-3005
Enumerated
Apr 19, 2006
Record last updated
Apr 18, 2018 (not updated in 8 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20031120000906); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 51 N. 39TH Street

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Khalid Ahmed, MDHospitalist Physician1144840091
  2. George Ahtardis, MDGastroenterology Physician1245287465
  3. Andrea Apter, MDAllergy & Immunology Physician1164454419
  4. Robyn Barrett, MDDiagnostic Radiology Physician1659309748
  5. Jenny Baum, CRNPAdult Health Nurse Practitioner1528600202
  6. Shelley Cutler-Frankel, ODOptometrist1013066802

Verify Timothy William Ingraham Clark in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD065636L
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Pennsylvania license search

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43% more Medicare Part D claims than the average vascular & interventional radiology physician in 2024

107 Medicare Part D claims for 11 beneficiaries, against an average of 75 among the 1,444 providers of this specialty who prescribed in Part D.

  1. Timothy Clark107
  2. Specialty average75

Most prescribed

  1. Gabapentin11 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.

Industry payments in 2024: $212,217.27

20 payments; by number, the most common kind was royalty or license; the largest payer was Arrow International, Inc. The 3,457 providers of this specialty with any payment received $7,206.73 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Timothy Clark$212,217
  2. Specialty average$7,207

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. University OF Penn - Medical GroupPhiladelphia, PA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Timothy William Ingraham Clark among 244 vascular & interventional radiology physician records in Pennsylvania

Timothy William Ingraham Clark, MD is one of 244 vascular & interventional radiology physician records with a practice address in Pennsylvania. 91% 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 15% of them.

  • NPI issued2006 · 15% of these records are older, 62% newer
  • In a Medicare fileYes · 91% of these records are
  • In the CMS Doctors and Clinicians fileYes · 85% of these records are
  • Graduated1989 · median 2007 among the 208 with a school on file
  • Record last updated2018 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0204X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Vascular & Interventional Radiology Physician providers in Pennsylvania

There are 244 vascular & interventional radiology physician records in Pennsylvania.

The 8 vascular & interventional radiology physician records with the nearest ZIP codes

  1. Anne Cahill, MDPhiladelphia, PA 191041679523120
  2. Mandeep Dagli, MDPhiladelphia, PA 191041861533473
  3. Stephen Hunt, MDPhiladelphia, PA 191041114152238
  4. Arie Mahrer, MDPhiladelphia, PA 191041437359635
  5. James McGuckin, MDPhiladelphia, PA 191041760441760
  6. Jeffrey Mondschein, MDPhiladelphia, PA 191041285662338
  7. Gregory Nadolski, MDPhiladelphia, PA 191041215127337
  8. Richard Shlansky-Goldberg, MDPhiladelphia, PA 191041558399600

Common questions

What is Timothy William Ingraham Clark, MD's NPI number?

Timothy William Ingraham Clark, MD's National Provider Identifier (NPI) is 1588629885, issued on Apr 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Timothy William Ingraham Clark, MD located?

The NPPES record lists a practice address at 51 N. 39TH Street, Philadelphia, PA, 19104. Phone: (215) 662-3005. Providers update this record themselves, so call before visiting.

How can I verify Timothy William Ingraham Clark, MD's license?

NPPES lists Pennsylvania license number MD065636L, 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 Timothy William Ingraham Clark, MD prescribe under Medicare Part D?

In 2024, Timothy William Ingraham Clark, MD had 107 Medicare Part D claims for 11 beneficiaries; the average among vascular & interventional radiology physician prescribers was 75. 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.