NPIMap

Individual provider Active NPI

Rebecca Williamson, MD

  • Neurology Physician
  • Philadelphia, PA
National Provider Identifier
1316438914
Registry record updated Apr 22, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neurology PhysicianTaxonomy code 2084N0400X
License
MD476885 Issued in PA
Practice address
330 South Ninth Street
Philadelphia, PA 19107-6103
Phone
(215) 662-3606
Fax
(215) 829-6606
NPI assigned
May 21, 2018
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Apr 22, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Neurology Physician 2084N0400X MD476885 PA Primary

Addresses

Primary practice location

330 South Ninth Street
Philadelphia, PA 19107-6103

Mailing address

330 South Ninth Street
Philadelphia, PA 19107-6103
Phone (215) 662-3606

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240826002156 PA Practitioner - NeurologyPractitioner - Psychiatry 3173872504 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
NeurologyAlso: Psychiatry
Education
Other, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
University of Penn-Medical GroupGroup PAC ID 6204730955, 3,433 clinicians

Practice addresses (Care Compare)

330 S 9TH St
Neurology Pah
Philadelphia, PA 19107-6103
Phone (215) 662-3606

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
84.91 of 100Reported as group
Quality
73.58
Promoting interoperability
100
Improvement activities
40
Cost
76.13

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
University of Penn-Medical Group CurrentSince Sep 1, 2024 Accepting new patients
University of Penn-Medical Group CurrentSince Sep 1, 2024 Accepting new patients
University of Penn-Medical Group Current Accepting new patients
University of Penn - Medical Group Past Accepting new patients

Locations

501 S 54th St
Philadelphia, PA 19143
Phone (215) 581-2046

3737 Market St
Fl 8
Philadelphia, PA 19104
Phone (215) 662-4333

1800 Lombard St
Philadelphia, PA 19146
Phone (215) 545-4173

3624 Market St
Fl 2
Philadelphia, PA 19104
Phone (215) 615-3669

145 King of Prussia Rd
Wayne, PA 19087
Phone (610) 687-8239

330 S 9th St
William Penn Annex West, PA 19107
Phone (215) 829-6500

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 7

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": "1526860800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1745280000000",
    "number": "1316438914",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "330 SOUTH NINTH STREET",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191076103",
            "telephone_number": "215-662-3606",
            "fax_number": "215-829-6606"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "330 SOUTH NINTH STREET",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191076103",
            "telephone_number": "215-662-3606",
            "fax_number": "215-829-6606"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMSON",
        "first_name": "REBECCA",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2018-05-21",
        "last_updated": "2025-04-22",
        "certification_date": "2025-04-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084N0400X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Neurology",
            "state": "PA",
            "license": "MD476885",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Philadelphia, PA

Sources for this page

Verify at the official NPI Registry.