Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

STEPHEN VAUGHAN MD INC
NPI 1801720750
Internal Medicine in Redwood City, CA

Q: What is Stephen Vaughan MD Inc's NPI number?

The NPI number for Stephen Vaughan MD Inc is 1801720750. It was assigned to this organization in the NPPES registry on June 8, 2026.

Q: What is Stephen Vaughan MD Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Active since June 08, 2026

668 VISTA CT, REDWOOD CITY, CA 94062(650) 367-5709 Get Directions Write a Review

NPPES record added: July 8, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Stephen Vaughan Md Inc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

STEPHEN VAUGHAN MD INC (NPI 1801720750) is a healthcare organization registered as an internal medicine in Redwood City, California and active in the NPI registry since June 2026. The organization lists Stephen Vaughan, Ao, as its authorized official.

NPPES Registry Identity

NPI1801720750

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameSTEPHEN VAUGHAN MD INC

Location Address668 VISTA CTRedwood City, CA 94062-3128

Mailing Address668 Vista CtRedwood City, CA 94062-3128 · (650) 380-6011

Phone(650) 367-5709

Organization SubpartNo

Authorized OfficialStephen VaughanAo · (650) 380-6011

Enumeration DateJune 8, 2026

Last NPPES UpdateJuly 8, 2026

NPPES CertifiedJuly 8, 2026

✔ NPI 1801720750 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

668 VISTA CT, Redwood City, CA 94062

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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Stephen Vaughan MD Inc's NPI number?

The NPI number for Stephen Vaughan MD Inc is 1801720750. It was assigned to this organization in the NPPES registry on June 8, 2026.

Where is Stephen Vaughan MD Inc located?

Stephen Vaughan MD Inc is located at 668 Vista Ct, Redwood City, CA 94062. The listed phone number is (650) 367-5709.

What is Stephen Vaughan MD Inc's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Stephen Vaughan MD Inc was last updated on July 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 44 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.