Quick answers
- Which hospitals does Johannah Gregg work at?
- Medicare's official clinician data lists Johannah Gregg at 2 hospitals: Klickitat Valley Hospital and Mid-Columbia Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Johannah Gregg see patients?
- Medicare's clinician data lists 1 practice location in Goldendale, WA. Call before your visit to confirm the address.
- What is Johannah Gregg's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Johannah Gregg accept Medicare assignment?
- Yes. Medicare's clinician data says Johannah Gregg 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 Johannah Gregg?
- (509) 773-4017, as listed in official Medicare / NPI Registry data.
- What is Johannah Gregg's NPI number?
- 1790456895. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Johannah Gregg works
Medicare's Facility Affiliation Data lists Johannah Gregg at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Klickitat Valley HospitalGoldendale, WA · Critical Access Hospital · CCN 501316
- Mid-Columbia Medical CenterThe Dalles, OR · Acute Care Hospital · CCN 380001
Practice locations
Addresses where Johannah Gregg is enrolled with Medicare (CMS data updated 2026-10-02).
- 317 Sanders WayGoldendale, WA 98620 (509) 773‑4017
Group practices
Medicare enrollment lists Johannah Gregg as a member of this group (CMS data updated 2026-10-02).
- Klickitat County Public Hospital District No 143 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Washington
Clinicians with the same Medicare primary specialty in Washington — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1790456895 |
| 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