Tracy Stack, ARNP
NPI 1225454267 · Family Nurse Practitioner · Spokane, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tracy Stack, ARNP is a Family Nurse Practitioner provider in Spokane, WA (NPI 1225454267).
Provider details
- NPI number
- 1225454267
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- AP60454198 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-03-14
- Last updated
- 2017-04-26
Frequently asked questions
- What is Tracy Stack's NPI number?
- Tracy Stack's National Provider Identifier (NPI) is 1225454267, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tracy Stack's specialty?
- Tracy Stack is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tracy Stack located?
- Tracy Stack's practice location on file with NPPES is 235 E Rowan Ave, Spokane, WA 99207-1240.
- What is Tracy Stack's phone number?
- The practice phone number listed in the NPPES registry for Tracy Stack is (509) 489-2101.
- Does Tracy Stack accept Medicare?
- Tracy Stack is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tracy Stack's NPI active?
- Yes — Tracy Stack's NPI (1225454267) is active in the NPPES registry as of the last update on 2017-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.