Diane Fischer, CRNA
NPI 1134219579 · Certified Registered Nurse Anesthetist · Billings, MT
Diane Fischer, CRNA is a Certified Registered Nurse Anesthetist provider in Billings, MT (NPI 1134219579).
Provider details
- NPI number
- 1134219579
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Female
- Sole proprietor
- No
- License
- RN14162 (MT)
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
19 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
- 2006-10-14
- Last updated
- 2013-01-10
Frequently asked questions
- What is Diane Fischer's NPI number?
- Diane Fischer's National Provider Identifier (NPI) is 1134219579, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Fischer's specialty?
- Diane Fischer is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Diane Fischer located?
- Diane Fischer's practice location on file with NPPES is 940 N 30th St, Billings, MT 59101-0742.
- What is Diane Fischer's phone number?
- The practice phone number listed in the NPPES registry for Diane Fischer is (406) 248-7186.
- Is Diane Fischer's NPI active?
- Yes — Diane Fischer's NPI (1134219579) is active in the NPPES registry as of the last update on 2013-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.