Glenn Johnson, M.D.
NPI 1417950569 · Orthopaedic Surgery Physician · Decorah, IA
Glenn Johnson, M.D. is a Orthopaedic Surgery Physician provider in Decorah, IA (NPI 1417950569).
Provider details
- NPI number
- 1417950569
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 215501 (IA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
- 2005-05-23
- Last updated
- 2015-01-22
Frequently asked questions
- What is Glenn Johnson's NPI number?
- Glenn Johnson's National Provider Identifier (NPI) is 1417950569, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Glenn Johnson's specialty?
- Glenn Johnson is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Glenn Johnson located?
- Glenn Johnson's practice location on file with NPPES is 901 Montgomery St, Decorah, IA 52101-2325.
- What is Glenn Johnson's phone number?
- The practice phone number listed in the NPPES registry for Glenn Johnson is (563) 382-2911.
- Is Glenn Johnson's NPI active?
- Yes — Glenn Johnson's NPI (1417950569) is active in the NPPES registry as of the last update on 2015-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.