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Gregory Zilli, RN
NPI 1821581802 · Ambulatory Care Registered Nurse · Cambridge, MA
Gregory Zilli, RN is a Ambulatory Care Registered Nurse provider in Cambridge, MA (NPI 1821581802).
Provider details
- NPI number
- 1821581802
- Entity type
- Individual
- Primary specialty
- Ambulatory Care Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Male
- Sole proprietor
- No
- License
- RN2292900 (MA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
Established profile(68/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
1493 Cambridge St
Cambridge, MA 02139-1047
Phone: (615) 665-1000
Street-level locationGet directions
Mailing address
819 Warrington Pl
Dayton, OH 45419-3647
Registry dates
- Enumerated
- 2018-06-13
- Last updated
- 2018-06-13
Frequently asked questions
- What is Gregory Zilli's NPI number?
- Gregory Zilli's National Provider Identifier (NPI) is 1821581802, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Zilli's specialty?
- Gregory Zilli is listed in the NPPES registry with a primary specialty of Ambulatory Care Registered Nurse (Nursing Service Providers).
- Where is Gregory Zilli located?
- Gregory Zilli's practice location on file with NPPES is 1493 Cambridge St, Cambridge, MA 02139-1047.
- What is Gregory Zilli's phone number?
- The practice phone number listed in the NPPES registry for Gregory Zilli is (615) 665-1000.
- Is Gregory Zilli's NPI active?
- Yes — Gregory Zilli's NPI (1821581802) is active in the NPPES registry as of the last update on 2018-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.