Katy Ehnstrom, DPT

Primary specialty

Physical TherapistTaxonomy code 225100000X

License

5769 Issued in HI

Practice address

3885 17TH St
Boulder, CO 80304-1251

Phone

(603) 866-1967

NPI assigned

Aug 29, 2023

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

State licenses

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 and National Provider Directory roles.

• Fukuji & Lum Physical Therapy Associates Inc.

  • Physical Therapist
  • Kailua, HI
  • NPI 1205922812
  NPD
• Sprouts Therapy LLC

  • Pediatric Occupational Therapist
  • Waipahu, HI
  • NPI 1760766869

  Pediatrics

  NPD (past)

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

{
    "created_epoch": "1693267200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787184000000",
    "number": "1932984705",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3885 17TH ST",
            "city": "BOULDER",
            "state": "CO",
            "postal_code": "803041251",
            "telephone_number": "603-866-1967"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3885 17TH ST",
            "city": "BOULDER",
            "state": "CO",
            "postal_code": "803041251",
            "telephone_number": "603-866-1967"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "EHNSTROM",
        "first_name": "KATY",
        "credential": "DPT",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2023-08-29",
        "last_updated": "2026-08-20",
        "certification_date": "2026-08-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "HI",
            "license": "5769",
            "primary": true
        },
        {
            "code": "2251P0200X",
            "taxonomy_group": "",
            "desc": "Physical Therapist, Pediatrics",
            "state": "HI",
            "license": "5769",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Marina Frances Efstathiu
• Paul Egan Jr.
• Monica Egger, OTD, OTR/L
• Jennifer Egloff, MSW
• Jody Ehlert
• Colleen Ehrnstrom, PHD
• Eileen Purdy LLC
• Joy Eilythia Misra, PH.D., LPC.
• Isabella Ekeze
• Tess Eklund

• Physical Therapist in Boulder, CO
• Providers in Boulder, CO by specialty
• Physical Therapist in Colorado

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 20, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.