Katelynn Rose Brennan, CRNP

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

SP035338 Issued in PA

Practice address

825 Old Lancaster Rd Ste 400
Bryn Mawr, PA 19010-3236

Phone

(610) 525-1202

Fax

(610) 527-0643

NPI assigned

Feb 24, 2026

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

Other names 1

• Katelynn Rose Belfatto Former name

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

Nurse Practitioner

Education

Other, 2025

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

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

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.

• Bryn Mawr Medical Specialists Association

  • Multi-Specialty Clinic/Center
  • Bryn Mawr, PA
  • NPI 1841226099
  Medicare reassignment Care Compare group NPD (past)
• Main Line Healthcare

  • Family Medicine Physician
  • Newtown Square, PA
  • NPI 1922077643
  NPD (past)

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

• Main Line Hospitals, Inc.

  • 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": "1771891200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776211200000",
    "number": "1457205759",
    "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 400",
            "city": "BRYN MAWR",
            "state": "PA",
            "postal_code": "190103236",
            "telephone_number": "610-525-1202",
            "fax_number": "610-527-0643"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "825 Old Lancaster Road",
            "address_2": "Suite 320",
            "address_purpose": "LOCATION",
            "city": "Bryn Mawr",
            "state": "PA",
            "postal_code": "19010",
            "country_code": "US",
            "telephone_number": "610-527-3800",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BRENNAN",
        "first_name": "KATELYNN",
        "middle_name": "ROSE",
        "name_prefix": "Mrs.",
        "credential": "CRNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-02-24",
        "last_updated": "2026-04-15",
        "certification_date": "2026-04-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "PA",
            "license": "SP035338",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "KATELYNN",
            "last_name": "BELFATTO",
            "middle_name": "ROSE",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

• Deanna R. Brasile, DO
• Kenneth Braun, MD
• Julia Bravo, MD
• Lindsay Maxwell Breeden, PH.D.
• Robin Brehm, MD
• Sara Bressi, PH.D., LSW
• Sarah A Brigger, AGACNP
• Kiristin B Briggs, CRNP
• Priscilla Davidson Bright, PHD
• Cindy Brillman, OTR/L

• Family Nurse Practitioner in Bryn Mawr, PA
• Providers in Bryn Mawr, PA by specialty
• Family Nurse Practitioner in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 15, 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.