Quick answers
- Which hospitals does Johnnie V. Cook work at?
- Medicare's official clinician data lists Johnnie V. Cook at 2 hospitals: Holy Cross Hospital-Davis and Intermountain Health McKay-Dee Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Johnnie V. Cook see patients?
- Medicare's clinician data lists 1 practice location in Layton, UT. Call before your visit to confirm the address.
- What is Johnnie V. Cook's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Johnnie V. Cook accept Medicare assignment?
- Yes. Medicare's clinician data says Johnnie V. Cook 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 Johnnie V. Cook?
- (801) 773-4840, as listed in official Medicare / NPI Registry data.
- What is Johnnie V. Cook's NPI number?
- 1104934280. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Johnnie V. Cook works
Medicare's Facility Affiliation Data lists Johnnie V. Cook at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Holy Cross Hospital-DavisLayton, UT · Acute Care Hospital · CCN 460041
- Intermountain Health McKay-Dee HospitalOgden, UT · Acute Care Hospital · CCN 460004
Practice locations
Addresses where Johnnie V. Cook is enrolled with Medicare (CMS data updated 2026-10-02).
- 2121 N 1700Layton, UT 84041 (801) 773‑4840
Group practices
Medicare enrollment lists Johnnie V. Cook as a member of this group (CMS data updated 2026-10-02).
- Tanner Memorial Clinic245 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Layton
Clinicians with the same Medicare primary specialty in Layton, UT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Utah School Of Medicine |
| Graduation year | 1991 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1104934280 |
| 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