Gregory Sica, MD
NPI 1891766689 · Diagnostic Radiology Physician · New York, NY
Gregory Sica, MD is a Diagnostic Radiology Physician provider in New York, NY (NPI 1891766689).
Provider details
- NPI number
- 1891766689
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 170474-1 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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
- 2006-01-30
- Last updated
- 2013-09-13
Frequently asked questions
- What is Gregory Sica's NPI number?
- Gregory Sica's National Provider Identifier (NPI) is 1891766689, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Sica's specialty?
- Gregory Sica is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Sica located?
- Gregory Sica's practice location on file with NPPES is 201 W 17th St, New York, NY 10011-5374.
- What is Gregory Sica's phone number?
- The practice phone number listed in the NPPES registry for Gregory Sica is (617) 645-4167.
- Is Gregory Sica's NPI active?
- Yes — Gregory Sica's NPI (1891766689) is active in the NPPES registry as of the last update on 2013-09-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.