Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Marcia Kay Maronn Johnson, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1063455418

Marcia Kay Maronn Johnson, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Littleton, Colorado. Qualified in 1999, 27 years ago. Practices with Wray Community District Hospital, a 31-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Colorado, Iowa and Montana.

Years since qualifying
27
Licensed in
CO, IA, MT
In the registry since
2006
Specialties on file
3
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

7690 W Massey Dr
Littleton, CO 80128-6288
Phone: (970) 389-2555
Fax: (855) 742-1239
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1101 26th St S, Great Falls, MT 59405-5161 — (406) 731-8888

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence 109150 (CO)
Certified Registered Nurse Anesthetist Taxonomy 367500000X · Licence 157592 (MT)
Certified Registered Nurse Anesthetist Taxonomy 367500000X · Licence D095023 (IA)

Record details

NPI number1063455418
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorNo
NPI enumeratedJune 14, 2006
Last updated in NPPESSeptember 18, 2025
Certification dateSeptember 18, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 1999 (27 years in practice)
Group practice Wray Community District Hospital — 31 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Littleton