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

Erin Ruiz, MD

Individual provider Emergency Medicine Physician · NPI 1881213478

Erin Ruiz, MD is an Emergency Medicine in Palo Alto, California. Graduated from Temple University School of Medicine in 2020, 6 years ago. Practices with Emergency Medicine Specialists of Orange County, a 43-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
6
Trained at
Temple University School of Medicine
Licensed in
CA
In the registry since
2020
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

900 Welch Rd Ste 350
Palo Alto, CA 94304-1807
Phone: (650) 723-9215
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A187143 (CA)

Record details

NPI number1881213478
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 13, 2020
Last updated in NPPESMay 23, 2024
Certification dateMay 23, 2024

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolTEMPLE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2020 (6 years in practice)
Group practice Emergency Medicine Specialists Of Orange County — 43 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Palo Alto