John Castiglia, M.D.
NPI 1265860449 · Diagnostic Radiology Physician · Scottsdale, AZ
John Castiglia, M.D. is a Diagnostic Radiology Physician provider in Scottsdale, AZ (NPI 1265860449).
Provider details
- NPI number
- 1265860449
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- #16975 (AZ)
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
12 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
- 2013-10-24
- Last updated
- 2013-10-24
Frequently asked questions
- What is John Castiglia's NPI number?
- John Castiglia's National Provider Identifier (NPI) is 1265860449, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Castiglia's specialty?
- John Castiglia is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Castiglia located?
- John Castiglia's practice location on file with NPPES is 5995 N. 78th Street, Scottsdale, AZ 85250-6124.
- What is John Castiglia's phone number?
- The practice phone number listed in the NPPES registry for John Castiglia is (925) 979-8538.
- Is John Castiglia's NPI active?
- Yes — John Castiglia's NPI (1265860449) is active in the NPPES registry as of the last update on 2013-10-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.