Doctor profile · Federal record

Dr. Denis Marxen, D.C.

Chiropractor · Sylmar, CA

  • NPI 1952309601
  • 21 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
13867 Foothill Blvd, Suite 110
Sylmar, CA 913423008
(818) 364-2323
fax (818) 364-5460

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
111N00000X — NUCC code
State license (1)
California #DC14136

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952309601. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
31
Distinct HCPCS
1
Medicare allowed
$937
HCPCS Description Services Patients Avg allowed
98940 Chiropractic manipulative treatment, 1-2 spinal regions 31 12 $30

In context: peer comparison

Among 1 peers in Sylmar Chiropractor, average services per provider: 31. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Denis Marxen's medical specialty?
Dr. Denis Marxen practices Chiropractor in Sylmar, CA.
Where does Dr. Denis Marxen practice?
Dr. Denis Marxen practices at 13867 Foothill Blvd, Sylmar, CA 913423008. Office phone: 8183642323.
What is Dr. Denis Marxen's NPI?
Dr. Denis Marxen's National Provider Identifier (NPI) is 1952309601, issued by NPPES.
What procedures does Dr. Denis Marxen commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 1-2 spinal regions (HCPCS 98940). Source: CMS Medicare Physician & Other Practitioners file.