Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Mark Kevin Horowitz, DO

Individual provider Dermatology Physician · NPI 1669413878

Dr. Mark Kevin Horowitz, DO is a Dermatology Physician in Torrance, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
Specialties on file
6
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

23550 Hawthorne Blvd Ste 200
Torrance, CA 90505-4722
Phone: (310) 373-2636
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence 20A7642 (CA)
MOHS-Micrographic Surgery Physician Taxonomy 207ND0101X · Licence 20A7642 (CA)
Dermatopathology Physician Taxonomy 207ND0900X · Licence 20A7642 (CA)
Clinical & Laboratory Dermatological Immunology Physician Taxonomy 207NI0002X · Licence 20A7642 (CA)
Pediatric Dermatology Physician Taxonomy 207NP0225X · Licence 20A7642 (CA)
Procedural Dermatology Physician Taxonomy 207NS0135X · Licence 20A7642 (CA)

Record details

NPI number1669413878
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 9, 2006
Last updated in NPPESJanuary 17, 2014
Mailing address23550 Hawthorne Blvd., 200, Torrance, CA 90505-4722

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