Theodore Robert Larsen

Primary specialty

Student in an Organized Health Care Education/Training ProgramTaxonomy code 390200000X

Practice address

2001 W 86TH St
Indianapolis, IN 46260-1902

Phone

(317) 338-6399

Fax

(317) 231-5405

NPI assigned

Mar 27, 2025

Last updated

Mar 26, 2026By the provider in NPPES

Sex

Male

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 IN

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

Medicare enrollment (NPD)

Enrolled

Practice roles

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• St Vincent Physician Services Hospital and Health Care Center

  • Durable Medical Equipment & Medical Supplies
  • Carmel, IN
  • NPI 1366689044
  NPD (past)

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

{
    "created_epoch": "1743033600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1774483200000",
    "number": "1952104978",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3200 COLD SPRING RD",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462221960"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2001 W 86TH ST",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462601902",
            "telephone_number": "317-338-6399",
            "fax_number": "317-231-5405"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LARSEN",
        "first_name": "THEODORE",
        "middle_name": "ROBERT",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2025-03-27",
        "last_updated": "2026-03-26",
        "certification_date": "2026-03-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Larry N Monn, MD Inc
• Caleb John Larsen, DO
• Joelle Janine Larsen, PH.D. CLINICAL PSYCH
• Mallory Christine Larsen, PA-C
• Megan A Larsen, PA
• Brandon Michael Larson, MD
• Claire Suzanne Larson, PHARMD
• Grace Larson
• Kelly Elizabeth Larson, BCABA
• Laura Larson

• Student in an Organized Health Care Education/Training Program in Indianapolis, IN
• Providers in Indianapolis, IN by specialty
• Student in an Organized Health Care Education/Training Program in Indiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 26, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.