Cassidy Ellyn McWilliams, DPT

Primary specialty

Orthopedic Physical TherapistTaxonomy code 2251X0800X

License

PT309770 Issued in CA

Practice address

16185 Los Gatos Blvd
Los Gatos, CA 95032-4568

Phone

(651) 271-5700

NPI assigned

Jun 19, 2018

Sex

Female

Sole proprietor

Yes

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 CA

Enrollment records 1

Specialty

Physical Therapist in Private Practice

Education

Other, 2018

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

California Luna Care Physical Therapy PCGroup PAC ID 9638427834, 769 clinicians

Practice addresses (Care Compare)

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.

• California Luna Care Physical Therapy PC

  • Physical Therapist
  • Los Gatos, CA
  • NPI 1689162166
  Medicare reassignment Care Compare group
• Core to Floor Physical Therapy PC

  • Physical Therapist
  • San Diego, CA
  • NPI 1326977968
  NPD Authorized official
• BHSM Rehabilitation, LLC

  • Physical Therapy Clinic/Center
  • Glendale, AZ
  • NPI 1235654237
  NPD (past)
• BHSM Rehabilitation, LLC

  • Physical Therapy Clinic/Center
  • Peoria, AZ
  • NPI 1285271684
  NPD (past)

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

{
    "created_epoch": "1529366400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776297600000",
    "number": "1760976245",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "16185 LOS GATOS BLVD STE 205",
            "city": "LOS GATOS",
            "state": "CA",
            "postal_code": "950324569",
            "telephone_number": "651-271-5700"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "16185 LOS GATOS BLVD",
            "city": "LOS GATOS",
            "state": "CA",
            "postal_code": "950324568",
            "telephone_number": "651-271-5700"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCWILLIAMS",
        "first_name": "CASSIDY",
        "middle_name": "ELLYN",
        "credential": "DPT",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2018-06-19",
        "last_updated": "2026-04-16",
        "certification_date": "2026-04-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2251X0800X",
            "taxonomy_group": "",
            "desc": "Physical Therapist, Orthopedic",
            "state": "CA",
            "license": "PT309770",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Judy Lynne McGrain, D.C.
• Trinity McGuire
• John Davis McKellar, PH.D.
• Maryanne McKowen, MFT
• Michelle Kathleen McNerney, LCSW
• Meagan M. Littlepage, M.D., Inc.
• Deanna Meas
• Medical and Surgical Vision Care, a Medical Corporation
• Medical and Surgical Vision Care, a Medical Corporation
• Medical Expert Network

• Orthopedic Physical Therapist in Los Gatos, CA
• Providers in Los Gatos, CA by specialty
• Orthopedic Physical Therapist in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 16, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• 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.