Registry data as of Aug 27, 2026

Mark Castaldi, MD

Diagnostic Radiology Physician · Philadelphia, PA

Mark Castaldi, MD is a diagnostic radiology physician with a practice address in Philadelphia, Pennsylvania, and NPI 1447275185, issued on Jul 13, 2006. Check the license (Pennsylvania MD437701, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1447275185
Name
Mark Castaldi
Credential
MD
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
MD437701 PA
25MA08228400 NJ
Self-reported in NPPES; status is on the state search
Practice location
3998 Red Lion Road, Philadelphia, PA 19114
Phone
(952) 595-1100
Enumerated
Jul 13, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3998 Red Lion Road

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

  1. Gary Aaronson, DOPulmonary Disease Physician1770672040
  2. Anita Bajaj, MDDiagnostic Radiology Physician1831137264
  3. Olivia Carrasquillo, NPGerontology Nurse Practitioner1669827572
  4. Michelle Dumas, PAMedical Physician Assistant1952471682
  5. Debora Fineman, MDNuclear Medicine Physician1922099605
  6. Steven Geller, DOPulmonary Disease Physician1194836387

Verify Mark Castaldi 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 MD437701
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

13 hospital and facility affiliations

  1. 95 Madison Imaging Center AT Morristown IncMorristown, NJ
  2. Center For Advanced Imaging LLCMillburn, NJ
  3. Denville Diagnostics Imaging And Open Mri LLCDenville, NJ
  4. East Brunswick Open Upright Mri LLCEast Brunswick, NJ
  5. Middletown Ventures Associates LLCMiddletown, NJ
  6. Newton Imaging P.A.Sparta, NJ
  7. Open Mri Radiology LLCIselin, NJ
  8. Prominis Medical Services PCBrooklyn, NY
  9. Radiologic Associates OF Northern New Jersey, PANewton, NJ
  10. Radiology Associates OF Hackettstown LLCHackettstown, NJ
  11. Richard J Claps MD And Associates PAMorristown, NJ
  12. West Orange Radiology LLCWest Orange, NJ
  13. Women's Diagnostic Center, PASparta, NJ

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

517 diagnostic radiology physician records list a Philadelphia practice address

They are 517 of the 42,849 NPPES records with a Philadelphia practice address, and 1,996 diagnostic radiology physician records in Pennsylvania.

Other diagnostic radiology physician records in Pennsylvania

  1. Marvin Abdalah, MDMcKeesport, PA1902868615
  2. Mariam Aboian, M.D., PH.D.Philadelphia, PA1356669386
  3. Christopher Abraham, D.O.Pittsburgh, PA1649667932
  4. Jesty Abraham, DOPhiladelphia, PA1417118373
  5. Joanathan Abrahams, MDJohnstown, PA1629129374
  6. Gordon AbramsPittsburgh, PA1063484491
  7. Michael Acord, MDPhiladelphia, PA1457677007
  8. Richard Adam, MDPittsburgh, PA1649217753
  9. Caleigh Adams, DOErie, PA1700626462
  10. Margaret Adejolu, MDHershey, PA1912550724

Common questions

What is Mark Castaldi, MD's NPI number?

Mark Castaldi, MD's National Provider Identifier (NPI) is 1447275185, issued on Jul 13, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark Castaldi, MD located?

The NPPES record lists a practice address at 3998 Red Lion Road, Philadelphia, PA, 19114. Phone: (952) 595-1100. Providers update this record themselves, so call before visiting.

How can I verify Mark Castaldi, MD's license?

NPPES lists Pennsylvania license number MD437701, 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.