Individual provider Active NPI

Thomas Harper Jr., MD

  • Diagnostic Radiology Physician
  • Philadelphia, PA
National Provider Identifier
1699304394
Registry record updated Feb 26, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
MD489012 Issued in PA
Practice address
925 Chestnut St
Philadelphia, PA 19107-4216
Phone
(215) 955-6000
NPI assigned
Apr 4, 2020
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 26, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X MD489012 PA Primary
Student in an Organized Health Care Education/Training Program 390200000X

Addresses

Primary practice location

925 Chestnut St
Philadelphia, PA 19107-4216

Mailing address

925 Chestnut St
Philadelphia, PA 19107-4216

Other practice location 1

111 S 11th St Ste G3390
Philadelphia, PA 19107-4870
Phone (215) 955-2900

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in PA
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250628000111 PA Practitioner - Diagnostic Radiology 7810311131 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
Pennsylvania State University College of Medicine, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Radiology Associates of the Main Line P CGroup PAC ID 9931097193, 80 clinicians
Methodist Associates in Healthcare, IncGroup PAC ID 6406755651, 387 clinicians
Main Line Health Imaging LPGroup PAC ID 7618867664, 51 clinicians

Practice addresses (Care Compare)

100 E Lancaster Ave
Wynewood, PA 19096-3450
Phone (484) 476-2263

10800 Knights Rd
Philadelphia, PA 19114-4200
Phone (215) 612-4811

1101 Chestnut St
Philadelphia, PA 19107-3619
Phone (800) 533-3669

1200 Old York Rd
Abington, PA 19001-3720
Phone (215) 481-2222

154 Exton Square Pkwy
Exton, PA 19341-2440
Phone (610) 280-6103

2301 S Broad St
Philadelphia, PA 19148-3542

380 N Oxford Valley Rd
Langhorne, PA 19047-8304
Phone (215) 949-5111

4900 Frankford Ave
Philadelphia, PA 19124-2618
Phone (215) 831-2063

Hospital & facility affiliations

  • Jefferson Health- Northeast Hospital, Philadelphia, PA, CCN 390115
  • Jefferson Abington Hospital Hospital, Abington, PA, CCN 390231
  • Jefferson Lansdale Hospital Hospital, Lansdale, PA, CCN 390012
  • Thomas Jefferson University Hospital Hospital, Philadelphia, PA, CCN 390174

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
MD489012PAMDDiagnostic Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Methodist Associates in Healthcare, Inc CurrentSince Jul 1, 2025 Accepting new patients
Methodist Associates in Healthcare, Inc Diagnostic Radiology CurrentSince Jul 1, 2025 Accepting new patients

Locations

111 S 11th St
Ste G3390
Philadelphia, PA 19107
Phone (215) 955-2900

1101 Market St
Fl 19
Philadelphia, PA 19107
Phone (215) 481-6836

2301 S Broad St
Ste 102
Philadelphia, PA 19148
Phone (215) 952-5175

Organizations & group practices 4

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 4

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1585958400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772064000000",
    "number": "1699304394",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "925 CHESTNUT ST",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191074216"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "925 CHESTNUT ST",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191074216",
            "telephone_number": "215-955-6000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "111 S 11th St Ste G3390",
            "address_purpose": "LOCATION",
            "city": "Philadelphia",
            "state": "PA",
            "postal_code": "191074870",
            "country_code": "US",
            "telephone_number": "215-955-2900",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HARPER",
        "first_name": "THOMAS",
        "name_prefix": "Dr.",
        "name_suffix": "Jr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-04-04",
        "last_updated": "2026-02-26",
        "certification_date": "2026-02-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "PA",
            "license": "MD489012",
            "primary": true
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Philadelphia, PA

Sources for this page

Verify at the official NPI Registry.