Katelyn Marie Gudyka-Massie, DO

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

0102209541 Issued in VA

Practice address

1001 Sam Perry Blvd
Fredericksburg, VA 22401-4453

Phone

(540) 741-4350

NPI assigned

Apr 18, 2022

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 VA

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

Specialty

Family Practice

Education

Touro Un Col of Osteopathic Medicine, New York, 2022

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Mary Washington Healthcare Providers LLCGroup PAC ID 1456629369, 264 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Mary Washington Hospital Hospital, Fredericksburg, VA, CCN 490022
• Stafford Hospital, LLC Hospital, Stafford, VA, CCN 490140

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: katelyn.gudyka.1@19847.direct.athenahealth.com

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.

• Mary Washington Healthcare Providers LLC

  • Hospitalist Physician
  • Fredericksburg, VA
  • NPI 1750826277
  Medicare reassignment Care Compare group NPD

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

• Mary Washington Hospital Inc.

  • General Acute Care Hospital
  • Fredericksburg, VA
  • NPI 1942288527
  Care Compare affiliation
• Mary Washington Hospital, Inc.

  • Cardiovascular Disease Physician
  • Fredericksburg, VA
  • NPI 1013089879

  Hospital

  Care Compare affiliation
• Mary Washington Hospital, Inc.

  • Home Health Agency
  • Fredericksburg, VA
  • NPI 1407814163

  Hospital

  Care Compare affiliation
• Stafford Hospital, LLC

  • General Acute Care Hospital
  • Stafford, VA
  • NPI 1043343304
  Care Compare affiliation

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

{
    "created_epoch": "1650240000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1774396800000",
    "number": "1659014678",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1340 CENTRAL PARK BLVD STE 100",
            "city": "FREDERICKSBURG",
            "state": "VA",
            "postal_code": "224014940"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1001 SAM PERRY BLVD",
            "city": "FREDERICKSBURG",
            "state": "VA",
            "postal_code": "224014453",
            "telephone_number": "540-741-4350"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GUDYKA-MASSIE",
        "first_name": "KATELYN",
        "middle_name": "MARIE",
        "name_prefix": "Dr.",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-04-18",
        "last_updated": "2026-03-25",
        "certification_date": "2026-03-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "VA",
            "license": "0102209541",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Megan Grossetti, APRN
• Andrea L Grosvenor, PA
• Grover Preston Burns,Jr.,D.D.S.,P.C.
• Teresa D Grow, FNP-BC
• Elmer Gudiel-Joshi, CCC-SLP
• Eydie Ann Guerrero, LCSW
• Ekram G Guirguis, MD
• John R. Guirguis
• Myra Emily Guitreau-Iem, PMHNP
• Melissa Gulosh, DPM

• Internal Medicine Physician in Fredericksburg, VA
• Providers in Fredericksburg, VA by specialty
• Internal Medicine Physician in Virginia

• 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.