Doctor profile · Federal record

Dr. Carl Larson, D.C.

Chiropractor (CMS: Chiropractic) · Thousand Oaks, CA

  • NPI 1861584096
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1489 E Thousand Oaks Blvd, Suite 5
Thousand Oaks, CA 913622802
(805) 495-8104
fax (805) 495-6094

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
111N00000X — NUCC code
State license (1)
California #DC24466

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861584096. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
216
Distinct HCPCS
1
Medicare allowed
$9,219
HCPCS Description Services Patients Avg allowed
98941 Chiropractic manipulative treatment, 3-4 spinal regions 216 19 $43

In context: peer comparison

Among 9 peers in Thousand Oaks Chiropractor, average services per provider: 417. This provider delivers 0.5× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Carl Larson's medical specialty?
Dr. Carl Larson practices Chiropractor in Thousand Oaks, CA.
Where does Dr. Carl Larson practice?
Dr. Carl Larson practices at 1489 E Thousand Oaks Blvd, Thousand Oaks, CA 913622802. Office phone: 8054958104.
What is Dr. Carl Larson's NPI?
Dr. Carl Larson's National Provider Identifier (NPI) is 1861584096, issued by NPPES.
Does Dr. Carl Larson accept Medicare assignment?
Yes. Dr. Carl Larson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carl Larson commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 3-4 spinal regions (HCPCS 98941). Source: CMS Medicare Physician & Other Practitioners file.