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

Mr. William Byron Cook, ARNP

Individual provider Pediatric Nurse Practitioner · NPI 1669490751

Mr. William Byron Cook, ARNP is a Nurse Practitioner in Houston, Texas. Qualified in 1989, 37 years ago. Practices with UT Physicians, a 1,732-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
37
Licensed in
TX
In the registry since
2006
What do these letters mean?
ARNP — Advanced Registered Nurse Practitioner
The title some states use for an advanced practice nurse.

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Practice location Address checks out

6410 Fannin St Ste 700
Houston, TX 77030-5205
Phone: (713) 500-6459
Fax: (713) 500-0530
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Nurse Practitioner (primary) Taxonomy 363LP0200X · Licence AP122534 (TX)

Record details

NPI number1669490751
Entity typeIndividual (Type 1)
GenderMale
Credentials ARNP
Sole proprietorNo
NPI enumeratedJuly 17, 2006
Last updated in NPPESMarch 25, 2026
Certification dateMarch 25, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 1989 (37 years in practice)
Group practice Ut Physicians — 1732 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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