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

Moises William Arriaga, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1295314441

Moises William Arriaga, MD is an Anesthesiology in Stanford, California. Graduated from Washington University School of Medicine in 2021, 5 years ago. Practices with Stanford Health Care, a 3,085-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
5
Trained at
Washington University School of Medicine
Licensed in
CA
In the registry since
2021
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

300 Pasteur Dr
Stanford, CA 94305-2200
Phone: (650) 723-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 300 Pasteur Dr, Lane 154, Stanford, CA 94305-2200 — (650) 723-6661

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence A198782 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1295314441
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 5, 2021
Last updated in NPPESJune 25, 2025
Certification dateJune 25, 2025
Mailing address300 Pasteur Dr, Stanford, CA 94305-2200

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolWASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2021 (5 years in practice)
Group practice Stanford Health Care — 3085 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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