Quick answers
- Where does William Cook see patients?
- Medicare's clinician data lists 2 practice locations, including Houston, TX and Chesapeake, VA. Call before your visit to confirm the address.
- What is William Cook's specialty?
- Medicare lists Mental Health Counselor as the primary specialty.
- Does William Cook accept Medicare assignment?
- Yes. Medicare's clinician data says William Cook accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does William Cook offer telehealth?
- Medicare's clinician data says William Cook offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for William Cook?
- (844) 824-8775, as listed in official Medicare / NPI Registry data.
- What is William Cook's NPI number?
- 1366191157. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where William Cook is enrolled with Medicare (CMS data updated 2026-10-02).
- 12505 Memorial Dr, Suite 230Houston, TX 77024 (844) 824‑8775
- 555 Belaire Ave, Suite 350Chesapeake, VA 23320 (804) 207‑6737
Group practices
Medicare enrollment lists William Cook as a member of these groups (CMS data updated 2026-10-02).
- Progressive Behavioral Health, PLLC386 clinicians in the group
- Commonwealth Counseling Associates Inc214 clinicians in the group
Specialties
- Mental Health Counselorprimary
Other mental health counselors in Houston
Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.
Clinician information
| Graduation year | 2018 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1366191157 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians