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

Ari Marshall, DO

Individual provider Physical Medicine & Rehabilitation Physician · NPI 1811170491

Ari Marshall, DO is a Physical Medicine and Rehabilitation in Long Beach, California. Qualified in 2005, 21 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in California.

Years since qualifying
21
Licensed in
CA
In the registry since
2007
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

3901 E 4th St
Long Beach, CA 90814-1632
Phone: (714) 307-1431
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physical Medicine & Rehabilitation Physician (primary) Taxonomy 208100000X · Licence 20A9783 (CA)

Record details

NPI number1811170491
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedDecember 6, 2007
Last updated in NPPESJune 3, 2013
Mailing address21600 Dunrobin Way, Yorba Linda, CA 92887-2647

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICAL MEDICINE AND REHABILITATION
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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