Colleen Gilliland
NPI 1487275566 · Diagnostic Radiology Physician · Buffalo, NY
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Colleen Gilliland is a Diagnostic Radiology Physician provider in Buffalo, NY (NPI 1487275566).
Provider details
- NPI number
- 1487275566
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 337020 (NY)
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
6 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
- 2020-04-30
- Last updated
- 2025-09-06
- Certified
- 2025-09-06
Frequently asked questions
- What is Colleen Gilliland's NPI number?
- Colleen Gilliland's National Provider Identifier (NPI) is 1487275566, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colleen Gilliland's specialty?
- Colleen Gilliland is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Colleen Gilliland located?
- Colleen Gilliland's practice location on file with NPPES is Elm and Carlton St, Buffalo, NY 14263.
- What is Colleen Gilliland's phone number?
- The practice phone number listed in the NPPES registry for Colleen Gilliland is (716) 845-2300.
- Does Colleen Gilliland accept Medicare?
- Colleen Gilliland is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Colleen Gilliland's NPI active?
- Yes — Colleen Gilliland's NPI (1487275566) is active in the NPPES registry as of the last update on 2025-09-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.