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

Dr. Regan Alexander Chan, DO

Individual provider Family Medicine Physician · NPI 1558546341

Dr. Regan Alexander Chan, DO is a Family Practice in Orange, California. Qualified in 2006, 20 years ago. Practices with Regents of the University of California, a 61-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
20
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

293 S Main St Ste 200
Orange, CA 92868-3843
Phone: (714) 838-8848
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 20A10204 (CA)

Record details

NPI number1558546341
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedDecember 31, 2007
Last updated in NPPESNovember 3, 2022
Certification dateNovember 3, 2022
Mailing address200 S Manchester Ave Ste 300, Orange, CA 92868-3219

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Regents Of The University Of California — 61 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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