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

Michael Tzyy-Shyan Chuang, DO

Individual provider Sports Medicine (Family Medicine) Physician · NPI 1487098802

Michael Tzyy-Shyan Chuang, DO is a Family Practice in San Marcos, California. Qualified in 2013, 13 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
13
Licensed in
CA
In the registry since
2013
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

400 Craven Rd
San Marcos, CA 92078-4201
Phone: (866) 459-2912
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Sports Medicine (Family Medicine) Physician (primary) Taxonomy 207QS0010X · Licence 20A13562 (CA)

Record details

NPI number1487098802
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 29, 2013
Last updated in NPPESSeptember 10, 2020
Certification dateSeptember 10, 2020

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Also practisesSPORTS MEDICINE
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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