Margie Johnson, RRT
NPI 1427359744 · Registered Respiratory Therapist · Dallas, TX
Margie Johnson, RRT is a Registered Respiratory Therapist provider in Dallas, TX (NPI 1427359744).
Provider details
- NPI number
- 1427359744
- Entity type
- Individual
- Primary specialty
- Registered Respiratory TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- RRT
- Sex
- Female
- Sole proprietor
- No
- License
- 52005 (TX)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
- 2010-11-03
- Last updated
- 2010-11-03
Frequently asked questions
- What is Margie Johnson's NPI number?
- Margie Johnson's National Provider Identifier (NPI) is 1427359744, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margie Johnson's specialty?
- Margie Johnson is listed in the NPPES registry with a primary specialty of Registered Respiratory Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Margie Johnson located?
- Margie Johnson's practice location on file with NPPES is 4500 S Lancaster Rd, Dallas, TX 75216-7167.
- What is Margie Johnson's phone number?
- The practice phone number listed in the NPPES registry for Margie Johnson is (214) 857-1508.
- Is Margie Johnson's NPI active?
- Yes — Margie Johnson's NPI (1427359744) is active in the NPPES registry as of the last update on 2010-11-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.