Marcia Maronn Johnson, CRNA
NPI 1063455418 · Certified Registered Nurse Anesthetist · Littleton, CO
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marcia Maronn Johnson, CRNA is a Certified Registered Nurse Anesthetist provider in Littleton, CO (NPI 1063455418).
Provider details
- NPI number
- 1063455418
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Female
- Sole proprietor
- No
- License
- 157592 (MT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
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
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 1101 26th St SGreat Falls, MT 59405-5161Phone: (406) 731-8888Fax: (406) 731-8318
Registry dates
- Enumerated
- 2006-06-14
- Last updated
- 2025-09-18
- Certified
- 2025-09-18
Frequently asked questions
- What is Marcia Maronn Johnson's NPI number?
- Marcia Maronn Johnson's National Provider Identifier (NPI) is 1063455418, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcia Maronn Johnson's specialty?
- Marcia Maronn Johnson is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Marcia Maronn Johnson located?
- Marcia Maronn Johnson's practice location on file with NPPES is 7690 W Massey Dr, Littleton, CO 80128-6288.
- What is Marcia Maronn Johnson's phone number?
- The practice phone number listed in the NPPES registry for Marcia Maronn Johnson is (970) 389-2555.
- Does Marcia Maronn Johnson accept Medicare?
- Marcia Maronn Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marcia Maronn Johnson's NPI active?
- Yes — Marcia Maronn Johnson's NPI (1063455418) is active in the NPPES registry as of the last update on 2025-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.