Quick answers
- Does Tatianna M. Marx accept Medicare assignment?
- Yes. Medicare's clinician data says Tatianna M. Marx 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 Tatianna M. Marx's NPI number?
- 1215412788. 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 Tatianna M. Marx is enrolled with Medicare (CMS data updated October 2, 2026).
- 1621 N Central Expy, Suite 200Richardson, TX 75080 (720) 696‑0852
- 801 E Border StArlington, TX 76010 (817) 539‑6744
Group practices
Medicare enrollment lists Tatianna M. Marx as a member of this group (CMS data updated October 2, 2026).
- Rocky Mountain Kidney Care Professional Service Corp8 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Richardson
Clinicians with the same Medicare primary specialty in Richardson, TX — not a recommendation.
Other clinicians in Rocky Mountain Kidney Care Professional Service Corp
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2018 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1215412788 |
| 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