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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. DENNIS M. MARION D.C.
NPI 1114915501
Chiropractor in San Diego, CA

Active since October 10, 2005
9225 MIRA MESA BLVD, SUITE 206, SAN DIEGO, CA 92126(858) 578-2070(858) 578-2722 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Dennis M. Marion D.c. NPPES

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

DR. DENNIS M. MARION D.C. (NPI 1114915501) is an individual chiropractor in San Diego, California, licensed in California (DC14134) and active in the NPI registry since October 2005.

NPPES Registry Identity

NPI1114915501
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameDR. DENNIS M. MARIONCredential: D.C.
Location Address9225 MIRA MESA BLVD, SUITE 206San Diego, CA 92126-4820
Mailing Address9225 Mira Mesa Blvd, Suite 206San Diego, CA 92126-4820 · (858) 578-2070 · Fax (858) 578-2722
Phone(858) 578-2070
Fax(858) 578-2722
Sole ProprietorNo
Enumeration DateOctober 10, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1114915501 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in CA · DC14134
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
9225 MIRA MESA BLVD, San Diego, CA 92126
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Other Providers at the Same Location NPPES 7

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

DR. RUBY CHAO REYES DDS
Dentist
9225 MIRA MESA BLVD, SUITE 104
SAN DIEGO, CA 92126
San Diego County (619) 536-9383
DR. JAMES SEAN BRODFUEHRER DDS
Dentist
9225 MIRA MESA BLVD, SUITE #212
SAN DIEGO, CA 92126
San Diego County (858) 566-9452
YEN P. LE, DDS, INC
Dentist (Orthodontics and Dentofacial Orthopedics)
9225 MIRA MESA BLVD, 206
SAN DIEGO, CA 92126
San Diego County (858) 695-8851
DR. YEN P LE DDS
Dentist (Orthodontics and Dentofacial Orthopedics)
9225 MIRA MESA BLVD, 206
SAN DIEGO, CA 92126
San Diego County (858) 695-8851
DR. HOANG HUY NGUYEN DDS
Dentist (General Practice)
9225 MIRA MESA BLVD, STE. 218
SAN DIEGO, CA 92126
San Diego County (858) 689-9295
DR. DANIEL MICHAEL HARRIGAN D.D.S.
Dentist (General Practice)
9225 MIRA MESA BLVD, SUITE 212
SAN DIEGO, CA 92126
San Diego County (858) 566-9452
PHONG THANH DAO D.O.
Internal Medicine
9225 MIRA MESA BLVD, SUITE 206
SAN DIEGO, CA 92126
San Diego County (858) 831-1567

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 Dennis Marion's NPI number?

The NPI number for Dennis Marion is 1114915501. It was assigned to this individual provider in the NPPES registry on October 10, 2005.

Where is Dennis Marion located?

Dennis Marion practices at 9225 Mira Mesa Blvd Suite 206, San Diego, CA 92126. The listed phone number is (858) 578-2070.

What is Dennis Marion's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

When was this NPI record last updated?

The NPPES record for Dennis Marion was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 days 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.