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Denis Marxen, D.C.
NPI 1952309601 · Chiropractor · Sylmar, CA
Denis Marxen, D.C. is a Chiropractor provider in Sylmar, CA (NPI 1952309601).
Provider details
- NPI number
- 1952309601
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- Yes
- License
- DC14136 (CA)
Specialties & taxonomies
Chiropractic Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
13867 Foothill Blvd
Suite 110
Sylmar, CA 91342-3008
Phone: (818) 364-2323
Fax: (818) 364-5460
Street-level locationGet directions
Mailing address
13867 Foothill Blvd
Sylmar, CA 91342-3008
Registry dates
- Enumerated
- 2005-07-07
- Last updated
- 2007-07-08
Frequently asked questions
- What is Denis Marxen's NPI number?
- Denis Marxen's National Provider Identifier (NPI) is 1952309601, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Denis Marxen's specialty?
- Denis Marxen is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Denis Marxen located?
- Denis Marxen's practice location on file with NPPES is 13867 Foothill Blvd, Sylmar, CA 91342-3008.
- What is Denis Marxen's phone number?
- The practice phone number listed in the NPPES registry for Denis Marxen is (818) 364-2323.
- Is Denis Marxen's NPI active?
- Yes — Denis Marxen's NPI (1952309601) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.