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

William A. Ross, MD

Individual provider Gastroenterology Physician · NPI 1477635787

William A. Ross, MD is a Gastroenterology in Houston, Texas. Graduated from University of California, Irvine, California College of Medicine in 1982, 44 years ago. Practices with Physicians Referral Service, a 2,727-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Texas.

Years since qualifying
44
Trained at
University of California, Irvine, California College of Medicine
Licensed in
TX
In the registry since
2006
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

1515 Holcombe Blvd
Houston, TX 77030-4009
Phone: (713) 792-6161
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence G9523 (TX)

Record details

NPI number1477635787
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 19, 2006
Last updated in NPPESJuly 5, 2012

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CALIFORNIA, IRVINE, CALIFORNIA COLLEGE OF MEDICINE
Graduated 1982 (44 years in practice)
Group practice Physicians Referral Service — 2727 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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