Ann Kathryn St. Leger, PA-C

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

MA061433 Issued in PA

Practice address

825 Old Lancaster Rd Ste 410
Bryn Mawr, PA 19010-3236

Phone

(610) 527-1165

Fax

(610) 527-6611

NPI assigned

Sep 3, 2008

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

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: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

Duke University School of Medicine, 2008

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Bryn Mawr Medical Specialists AssociationGroup PAC ID 4183610934, 135 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Bryn Mawr Hospital Hospital, Bryn Mawr, PA, CCN 390139

Merit-based Incentive Payment System (MIPS)

Final score

98.39 of 100Reported as group

Quality

92.5

Improvement activities

40

Cost

71.31

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

Practice roles

Locations

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

• Bryn Mawr Medical Specialists Association

  • Multi-Specialty Clinic/Center
  • Bryn Mawr, PA
  • NPI 1841226099
  Medicare reassignment Care Compare group NPD
• Greater Philadelphia Cardiology Assc Inc

  • Specialist
  • Philadelphia, PA
  • NPI 1568516243
  Medicare reassignment
• Frederick Health Hospital Inc

  dba Frederick Health Hospital

  • General Acute Care Hospital
  • Frederick, MD
  • NPI 1538165527
  NPD (past)
• Washington Electrophysiology LLC

  • Clinical Cardiac Electrophysiology Physician
  • Washington, DC
  • NPI 1285663427
  NPD (past)

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

• Main Line Hospitals, Inc.

  dba Bryn Mawr Hospital

  • General Acute Care Hospital
  • Bryn Mawr, PA
  • NPI 1508971441
  Care Compare affiliation

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

{
    "created_epoch": "1220400000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1774396800000",
    "number": "1396993374",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "825 OLD LANCASTER RD STE 320",
            "city": "BRYN MAWR",
            "state": "PA",
            "postal_code": "190103235",
            "telephone_number": "610-527-3800"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "825 OLD LANCASTER RD STE 410",
            "city": "BRYN MAWR",
            "state": "PA",
            "postal_code": "190103236",
            "telephone_number": "610-527-1165",
            "fax_number": "610-527-6611"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "825 Old Lancaster Rd Ste 320",
            "address_purpose": "LOCATION",
            "city": "Bryn Mawr",
            "state": "PA",
            "postal_code": "190103235",
            "country_code": "US",
            "telephone_number": "610-527-3800",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "3998 Red Lion Rd Ste 306",
            "address_purpose": "LOCATION",
            "city": "Philadelphia",
            "state": "PA",
            "postal_code": "191141441",
            "country_code": "US",
            "telephone_number": "703-289-9400",
            "fax_number": "703-289-9404",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ST. LEGER",
        "first_name": "ANN",
        "middle_name": "KATHRYN",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2008-09-03",
        "last_updated": "2026-03-25",
        "certification_date": "2026-03-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "PA",
            "license": "MA061433",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Michelle Christine Springer, D.O.
• James F Squadrito Jr., M.D.
• Nandhini Sreedhar, MD
• Vedhapriya Srinivasan, MBBS
• St Edmond's Home for Children
• Stephen Andrew Stache Jr., M.D.
• John Charles Stamps, M.S., R. AC.
• Joey Lynn Stanley, CRNP
• Ran Yehuda Stark, M.D.
• Meghan Noel Starner

• Physician Assistant in Bryn Mawr, PA
• Providers in Bryn Mawr, PA by specialty
• Physician Assistant in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 25, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.