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

Otto J Thomas, MD

Individual provider Anesthesiology Physician · NPI 1073804118

Otto J Thomas, MD is an Anesthesiology in Marysville, California. Graduated from University of Rochester School of Medicine and Dentistry in 2011, 15 years ago. Practices with Anesthesia Service Medical Group, a 237-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
15
Trained at
University of Rochester School of Medicine and Dentistry
Licensed in
CA
In the registry since
2011
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

726 4th St
Marysville, CA 95901-5656
Phone: (530) 749-4300
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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 A123150 (CA)

Record details

NPI number1073804118
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 25, 2011
Last updated in NPPESSeptember 15, 2016

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolUNIVERSITY OF ROCHESTER SCHOOL OF MEDICINE AND DENTISTRY
Graduated 2011 (15 years in practice)
Group practice Anesthesia Service Medical Group — 237 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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