John Mortensen, M.D.
NPI 1023057130 · Diagnostic Radiology Physician · Redlands, CA
John Mortensen, M.D. is a Diagnostic Radiology Physician provider in Redlands, CA (NPI 1023057130).
Provider details
- NPI number
- 1023057130
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- G15412 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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
- 2006-06-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Mortensen's NPI number?
- John Mortensen's National Provider Identifier (NPI) is 1023057130, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Mortensen's specialty?
- John Mortensen is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Mortensen located?
- John Mortensen's practice location on file with NPPES is 2 W Fern Ave, Redlands, CA 92373-5916.
- What is John Mortensen's phone number?
- The practice phone number listed in the NPPES registry for John Mortensen is (909) 793-3311.
- Is John Mortensen's NPI active?
- Yes — John Mortensen's NPI (1023057130) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.