Allison Hasler
NPI 1871339861 · Certified Registered Nurse Anesthetist · Knoxville, TN
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allison Hasler is a Certified Registered Nurse Anesthetist provider in Knoxville, TN (NPI 1871339861).
Provider details
- NPI number
- 1871339861
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 103295 (AR)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2024-07-08
- Last updated
- 2024-10-16
- Certified
- 2024-10-16
Frequently asked questions
- What is Allison Hasler's NPI number?
- Allison Hasler's National Provider Identifier (NPI) is 1871339861, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Hasler's specialty?
- Allison Hasler is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Allison Hasler located?
- Allison Hasler's practice location on file with NPPES is 9352 Park West Blvd, Knoxville, TN 37923-4325.
- What is Allison Hasler's phone number?
- The practice phone number listed in the NPPES registry for Allison Hasler is (865) 373-1000.
- Does Allison Hasler accept Medicare?
- Allison Hasler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allison Hasler's NPI active?
- Yes — Allison Hasler's NPI (1871339861) is active in the NPPES registry as of the last update on 2024-10-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.