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

Dr. William Marshall Guy, MD

Individual provider Otolaryngology Physician · NPI 1073844957

Dr. William Marshall Guy, MD is an Otolaryngology in Shenandoah, Texas. Graduated from Baylor College of Medicine in 2009, 17 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Alabama and Texas.

Years since qualifying
17
Trained at
Baylor College of Medicine
Licensed in
AL, TX
In the registry since
2010
Specialties on file
3
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

128 Vision Park Blvd Ste 150
Shenandoah, TX 77384-3017
Phone: (832) 956-1040
Fax: (832) 956-1045
Show map & directions

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

Specialties & licences

Facial Plastic Surgery Physician (primary) Taxonomy 207YS0123X · Licence P9864 (TX)
Otolaryngology Physician Taxonomy 207Y00000X · Licence BP10034383 (TX)
Facial Plastic Surgery Physician Taxonomy 207YS0123X · Licence 32968 (AL)

Record details

NPI number1073844957
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 16, 2010
Last updated in NPPESSeptember 26, 2024
Certification dateSeptember 26, 2024
Mailing address128 Vision Park Blvd, Suite 150, Shenandoah, TX 77384-3017

Medicare enrollment

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

Medicare specialtyOTOLARYNGOLOGY
Medical schoolBAYLOR COLLEGE OF MEDICINE
Graduated 2009 (17 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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