Natalie Anne Choy, MD

Primary specialty

Hospitalist PhysicianTaxonomy code 208M00000X

License

DR.0075768 Issued in CO

Practice address

13123 E 16TH Ave
Aurora, CO 80045-7106

Phone

(720) 777-1234

NPI assigned

Mar 29, 2022

Sex

Female

Sole proprietor

No

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

Enrolled in CO

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

HospitalistAlso: Pediatric Medicine

Education

Warren Alpert Medical School of Brown University, 2022

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: nchoy406365@direct.childrenscolorado.org
• Direct secure messaging: nchoy64075@valleychildrens-prd.direct-ci.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.

• University Physicians Incorporated

  • Internal Medicine Physician
  • Aurora, CO
  • NPI 1962461889

  Pediatrics

  Medicare reassignment NPD
• Children'S Hospital Colorado

  • Clinical Social Worker
  • Aurora, CO
  • NPI 1174282776
  NPD
• University Physicians Incorporated

  • Maternal & Fetal Medicine Physician
  • Fort Collins, CO
  • NPI 1386215168
  NPD
• University Physicians, Incorporated

  • Sports Medicine (Orthopaedic Surgery) Physician
  • Denver, CO
  • NPI 1275045049
  NPD

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

{
    "created_epoch": "1648512000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1756771200000",
    "number": "1841930930",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 110429",
            "city": "AURORA",
            "state": "CO",
            "postal_code": "800420429"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "13123 E 16TH AVE",
            "city": "AURORA",
            "state": "CO",
            "postal_code": "800457106",
            "telephone_number": "720-777-1234"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHOY",
        "first_name": "NATALIE",
        "middle_name": "ANNE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-03-29",
        "last_updated": "2025-09-02",
        "certification_date": "2025-09-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CO",
            "license": "DR.0075768",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CO",
            "license": "DR.0075768",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Samantha Chow
• Troy Kit Chow, DDS
• Montida Chowanadisai, MD
• Katie Chowanski
• Rashed Tanvir Chowdhury, PHARMD
• Keiana Nicole Choyce, RN
• Elizabeth Chrenka
• Leann Chrestensen
• Chriesl Infusion Centers LLC
• Chris B Winter MD PC

• Hospitalist Physician in Aurora, CO
• Providers in Aurora, CO by specialty
• Hospitalist Physician in Colorado

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 2, 2025; 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.