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

Dr. Warren W Thio, MD

Individual provider Internal Medicine Physician · NPI 1760463780

Dr. Warren W Thio, MD is an Anesthesiology in Hermosa Beach, California. Graduated from Uniformed Services Uhs Fe Hebert School of Med in 1999, 27 years ago. Practices with Bayside Anesthesia Medical Group, a 48-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
27
Trained at
Uniformed Services Uhs Fe Hebert School of Med
Licensed in
CA
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

941 24th St
Hermosa Beach, CA 90254-2761
Phone: (202) 531-3011
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence A76462 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A76462 (CA)

Record details

NPI number1760463780
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 8, 2005
Last updated in NPPESNovember 5, 2013
Mailing address941 24th St, Hermosa Beach, CA 90254-2761

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIFORMED SERVICES UHS FE HEBERT SCHOOL OF MED
Graduated 1999 (27 years in practice)
Group practice Bayside Anesthesia Medical Group — 48 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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