Quick answers
- Which hospitals does Peter Theiss work at?
- Medicare's official clinician data lists Peter Theiss at 2 hospitals: Methodist Dallas Medical Center and Methodist Mansfield Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Peter Theiss see patients?
- Medicare's clinician data lists 3 practice locations, including Dallas, TX, Mansfield, TX and Chicago, IL. Call before your visit to confirm the address.
- What is Peter Theiss's specialty?
- Medicare lists Neurosurgery as the primary specialty.
- Does Peter Theiss accept Medicare assignment?
- Yes. Medicare's clinician data says Peter Theiss 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 Peter Theiss offer telehealth?
- Medicare's clinician data says Peter Theiss offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Peter Theiss?
- (214) 948-2076, as listed in official Medicare / NPI Registry data.
- What is Peter Theiss's NPI number?
- 1881122513. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Peter Theiss works
Medicare's Facility Affiliation Data lists Peter Theiss at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Methodist Dallas Medical CenterDallas, TX · Acute Care Hospital · CCN 450051
- Methodist Mansfield Medical CenterMansfield, TX · Acute Care Hospital · CCN 670023
Practice locations
Addresses where Peter Theiss is enrolled with Medicare (CMS data updated 2026-10-02).
- 1411 N Beckley Ave, Suite 152Dallas, TX 75203 (214) 948‑2076
- 252 Matlock Rd, Suite 234Mansfield, TX 76063 (214) 948‑2076
- California Ave at 15th StChicago, IL 60608 (773) 542‑2000
Group practices
Medicare enrollment lists Peter Theiss as a member of these groups (CMS data updated 2026-10-02).
- Medhealth450 clinicians in the group
- Mount Sinai Community Foundation248 clinicians in the group
Specialties
- Neurosurgeryprimary
Other neurosurgeons in Dallas
Clinicians with the same Medicare primary specialty in Dallas, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Columbia University College Of Physicians And Surgeons |
| Graduation year | 2017 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1881122513 |
| 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 2026-10-02, retrieved 2026-10-29
- 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