Quick answers
- Does Timmie P. Harness Sr. accept Medicare assignment?
- Yes. Medicare's clinician data says Timmie P. Harness Sr. accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Timmie P. Harness Sr.'s NPI number?
- 1437614237. 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 Timmie P. Harness Sr. is enrolled with Medicare (CMS data updated October 2, 2026).
- 4635 Southwest Fwy, Suite 635Houston, TX 77027
- 600 Congress AveAustin, TX 78701 (323) 205‑7088
- 9009 Forest LnDallas, TX 75243 (972) 783‑1774
Group practices
Medicare enrollment lists Timmie P. Harness Sr. as a member of these groups (CMS data updated October 2, 2026).
- Mental Health Specialty Group PA801 clinicians in the group
- Senior Psychological Care Dallas I LLC72 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.
Other clinicians in Mental Health Specialty Group PA
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| School | University Of Oklahoma College Of Medicine |
|---|---|
| Graduation year | 2019 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1437614237 |
| 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 October 2, 2026, retrieved October 29, 2026
- 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