Theresa Simmons, C.R.N.A.
NPI 1538258520 · Certified Registered Nurse Anesthetist · Gillette, WY
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theresa Simmons, C.R.N.A. is a Certified Registered Nurse Anesthetist provider in Gillette, WY (NPI 1538258520).
Provider details
- NPI number
- 1538258520
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- C.R.N.A.
- Sex
- Female
- Sole proprietor
- No
- License
- 101379 (NE)
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
- 2006-10-11
- Last updated
- 2026-02-27
- Certified
- 2026-02-27
Frequently asked questions
- What is Theresa Simmons's NPI number?
- Theresa Simmons's National Provider Identifier (NPI) is 1538258520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theresa Simmons's specialty?
- Theresa Simmons is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Theresa Simmons located?
- Theresa Simmons's practice location on file with NPPES is 501 S Burma Ave, Gillette, WY 82716-3426.
- What is Theresa Simmons's phone number?
- The practice phone number listed in the NPPES registry for Theresa Simmons is (307) 688-1524.
- Does Theresa Simmons accept Medicare?
- Theresa Simmons is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theresa Simmons's NPI active?
- Yes — Theresa Simmons's NPI (1538258520) is active in the NPPES registry as of the last update on 2026-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.