Quick answers
- Where does Wendell Grigg see patients?
- Medicare's clinician data lists 3 practice locations, including Dallas, TX, Guthrie, OK and Chapel Hill, NC. Call before your visit to confirm the address.
- What is Wendell Grigg's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Wendell Grigg accept Medicare assignment?
- Medicare's clinician data says Wendell Grigg may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is Wendell Grigg's NPI number?
- 1376596833. 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 Wendell Grigg is enrolled with Medicare (CMS data updated 2026-10-02).
- 1717 Main St, Suite 5850Dallas, TX 75201
- 620 E Mansur AveGuthrie, OK 73044
- 727 Sleepy Hollow RdChapel Hill, NC 27517
Specialties
- Psychiatryprimary
Other psychiatrists in Dallas
Clinicians with the same Medicare primary specialty in Dallas, TX — not a recommendation.
Clinician information
| Graduation year | 1971 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1376596833 |
| 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