Quick answers
- Where does Samuel Mastel see patients?
- Medicare's clinician data lists 1 practice location in Salt Lake City, UT. Call before your visit to confirm the address.
- What is Samuel Mastel's specialty?
- Medicare lists Sleep Medicine as the primary specialty.
- Does Samuel Mastel accept Medicare assignment?
- Yes. Medicare's clinician data says Samuel Mastel 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.
- What is the phone number for Samuel Mastel?
- (801) 581-2121, as listed in official Medicare / NPI Registry data.
- What is Samuel Mastel's NPI number?
- 1811629942. 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 Samuel Mastel is enrolled with Medicare (CMS data updated 2026-10-02).
- 50 N Medical DrSalt Lake City, UT 84132 (801) 581‑2121
Group practices
Medicare enrollment lists Samuel Mastel as a member of this group (CMS data updated 2026-10-02).
- University of Utah Adult Services1,788 clinicians in the group
Specialties
- Sleep Medicineprimary
Other sleep medicine doctors in Salt Lake City
Clinicians with the same Medicare primary specialty in Salt Lake City, UT — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2022 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1811629942 |
| 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