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

Stephen Vaughan, MD

Individual provider Internal Medicine Physician · NPI 1417010869

Stephen Vaughan, MD is an Internal Medicine in Redwood City, California. Graduated from Js Weill Medical College, Cornell University in 1998, 28 years ago. Practices with Vituity Hospitalists PC, a 78-clinician group and accepts Medicare assignment. Licensed in California and New York.

Years since qualifying
28
Trained at
Js Weill Medical College, Cornell University
Licensed in
CA, NY
In the registry since
2006
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

170 Alameda De Las Pulgas
Redwood City, CA 94062-2799
Phone: (650) 369-5811
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence C53520 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 224878 (NY)

Record details

NPI number1417010869
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedDecember 18, 2006
Last updated in NPPESJuly 29, 2026
Certification dateJuly 29, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolJS WEILL MEDICAL COLLEGE, CORNELL UNIVERSITY
Graduated 1998 (28 years in practice)
Group practice Vituity Hospitalists Pc — 78 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Redwood City