Quick answers
- Does Frank R. Johnston accept Medicare assignment?
- Yes. Medicare's clinician data says Frank R. Johnston 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 Frank R. Johnston's NPI number?
- 1568825016. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Frank R. Johnston works
Medicare's Facility Affiliation Data lists Frank R. Johnston at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Baylor University Medical CenterDallas, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 450021
- Methodist Charlton Medical CenterDallas, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 450723
- Methodist Dallas Medical CenterDallas, TX · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 450051
- Methodist Mansfield Medical CenterMansfield, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 670023
- Methodist Midlothian Medical CenterMidlothian, TX · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 670300
Practice locations
Addresses where Frank R. Johnston is enrolled with Medicare (CMS data updated October 2, 2026).
- 221 W Colorado BlvdDallas, TX 75208 (469) 695‑2012
- 2800 E Broad St, Suite 522Mansfield, TX 76063 (682) 242‑8970
Group practices
Medicare enrollment lists Frank R. Johnston as a member of this group (CMS data updated October 2, 2026).
- Medhealth450 clinicians in the group
Specialties
- Vascular Surgeryprimary
Other vascular surgeons in Dallas
Clinicians with the same Medicare primary specialty in Dallas, TX — not a recommendation.
Other clinicians in Medhealth
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical School At Houston |
| Graduation year | 2016 (10 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1568825016 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- 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