Quick answers
- Where does Christopher Slack see patients?
- Medicare's clinician data lists 1 practice location in Grapevine, TX. Call before your visit to confirm the address.
- What is Christopher Slack's specialty?
- Medicare lists Clinical Psychologist as the primary specialty.
- Does Christopher Slack accept Medicare assignment?
- Yes. Medicare's clinician data says Christopher Slack 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 Christopher Slack offer telehealth?
- Medicare's clinician data says Christopher Slack offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Christopher Slack?
- (817) 329-5041, as listed in official Medicare / NPI Registry data.
- What is Christopher Slack's NPI number?
- 1407593221. 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 Christopher Slack is enrolled with Medicare (CMS data updated 2026-10-02).
- 1135 S Main St, Grapevine PsychologyGrapevine, TX 76051 (817) 329‑5041
Group practices
Medicare enrollment lists Christopher Slack as a member of this group (CMS data updated 2026-10-02).
- Kari Leavell, PH.D. PLLC4 clinicians in the group
Specialties
- Clinical Psychologistprimary
Other clinical psychologists in Grapevine
Clinicians with the same Medicare primary specialty in Grapevine, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1407593221 |
| 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