Ciaran Johnston, B.B, B.C.H.
NPI 1497875983 · Diagnostic Radiology Physician · Boston, MA
Ciaran Johnston, B.B, B.C.H. is a Diagnostic Radiology Physician provider in Boston, MA (NPI 1497875983).
Provider details
- NPI number
- 1497875983
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- B.B, B.C.H.
- Sex
- Male
- Sole proprietor
- No
- License
- 228710 (MA)
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
19 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
- 2007-03-30
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ciaran Johnston's NPI number?
- Ciaran Johnston's National Provider Identifier (NPI) is 1497875983, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ciaran Johnston's specialty?
- Ciaran Johnston is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ciaran Johnston located?
- Ciaran Johnston's practice location on file with NPPES is 75 Francis St, Boston, MA 02115-6110.
- What is Ciaran Johnston's phone number?
- The practice phone number listed in the NPPES registry for Ciaran Johnston is (617) 632-3215.
- Is Ciaran Johnston's NPI active?
- Yes — Ciaran Johnston's NPI (1497875983) 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.