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

Dr. Byron Andrew Knowles, MD, PHD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1225586662

Dr. Byron Andrew Knowles, MD, PHD is a Dermatology in Modesto, California. Graduated from Vanderbilt University School of Medicine in 2016, 10 years ago. Practices with Sutter Valley Medical Foundation, a 2,464-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
10
Trained at
Vanderbilt University School of Medicine
Licensed in
CA
In the registry since
2016
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

600 Coffee Rd
Modesto, CA 95355-4201
Phone: (916) 454-7533
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 991 Montague Expy Ste 104, Milpitas, CA 95035-6809 — (408) 263-6073
  • 751 S. Bascom Ave, San Jose, CA 95128 — (408) 885-5110

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence A152031 (CA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1225586662
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorYes
NPI enumeratedSeptember 14, 2016
Last updated in NPPESJune 28, 2021
Certification dateJune 28, 2021

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolVANDERBILT UNIVERSITY SCHOOL OF MEDICINE
Graduated 2016 (10 years in practice)
Group practice Sutter Valley Medical Foundation — 2464 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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