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

Sy H Oang, DO

Individual provider Internal Medicine Physician · NPI 1972692937

Sy H Oang, DO is an Internal Medicine in Whittier, California. Graduated from Michigan State University College of Osteopathic Medicine in 1991, 35 years ago. Practices with PIH Health Physicians, a 614-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
35
Trained at
Michigan State University College of Osteopathic Medicine
Licensed in
CA
In the registry since
2006
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.

See every abbreviation used in this directory →

Practice location Address checks out

15725 E Whittier Blvd
Whittier, CA 90603-2347
Phone: (562) 947-8478
Fax: (562) 943-1090
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 20A6673 (CA)

Record details

NPI number1972692937
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedOctober 11, 2006
Last updated in NPPESMarch 13, 2008
Mailing addressPo Box 1277, Whittier, CA 90609-1277

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolMICHIGAN STATE UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 1991 (35 years in practice)
Group practice Pih Health Physicians — 614 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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