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THEODORE ROBERT LARSEN
NPI 1952104978
Student in an Organized Health Care Education/Training Program in Indianapolis, IN

Active since March 27, 2025PECOS Enrolled
2001 W 86TH ST, INDIANAPOLIS, IN 46260(317) 338-6399(317) 231-5405 Get Directions Write a Review

NPPES record last updated: March 26, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 26, 2026, Mar 27, 2025 (2 updates tracked since 2025).

About Theodore Robert Larsen NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

THEODORE ROBERT LARSEN (NPI 1952104978) is an individual student in an organized health care education/training program in Indianapolis, Indiana and active in the NPI registry since March 2025. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1952104978
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameTHEODORE ROBERT LARSEN
Location Address2001 W 86TH STIndianapolis, IN 46260-1902
Mailing Address3200 Cold Spring RdIndianapolis, IN 46222-1960
Phone(317) 338-6399
Fax(317) 231-5405
Sole ProprietorYes
Enumeration DateMarch 27, 2025
Last NPPES UpdateMarch 26, 20262 updates tracked since enumeration
NPPES CertifiedMarch 26, 2026
✔ NPI 1952104978 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
2001 W 86TH ST, Indianapolis, IN 46260
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Theodore Robert Larsen is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

AMBER SEAMAN
Physician Assistant
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 338-2345
LILY SNYDER
Pharmacist
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 415-8111
JANE GUNSENHOUSER MD
Anesthesiology
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 567-2180
GREGORY BAUWENS MD
Emergency Medicine
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 802-3140
DR. JENNIFER RAE BARKER M.D.
Emergency Medicine
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 338-2121
ST. VINCENT
General Acute Care Hospital
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 338-2281
ST. VINCENT HOSPITAL
Student in an Organized Health Care Education/Training Program
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 338-2281
BROOKE KATHERINE GREENE MD
Pediatrics
2001 W 86TH ST
INDIANAPOLIS, IN 46260
Marion County (317) 338-6815

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Theodore Larsen's NPI number?

The NPI number for Theodore Larsen is 1952104978. It was assigned to this individual provider in the NPPES registry on March 27, 2025.

Where is Theodore Larsen located?

Theodore Larsen practices at 2001 W 86th St, Indianapolis, IN 46260. The listed phone number is (317) 338-6399.

What is Theodore Larsen's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Theodore Larsen enrolled in Medicare?

Yes. Theodore Larsen is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Theodore Larsen was last updated on March 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.