Christina Grassi, M.D.
NPI 1306228515 · Ophthalmology Physician · Cambridge, MA
Christina Grassi, M.D. is a Ophthalmology Physician provider in Cambridge, MA (NPI 1306228515).
Provider details
- NPI number
- 1306228515
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 264380 (MA)
Specialties & taxonomies
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
10 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
- 2015-06-24
- Last updated
- 2020-02-12
- Certified
- 2020-02-12
Frequently asked questions
- What is Christina Grassi's NPI number?
- Christina Grassi's National Provider Identifier (NPI) is 1306228515, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christina Grassi's specialty?
- Christina Grassi is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Christina Grassi located?
- Christina Grassi's practice location on file with NPPES is 330 Mt Auburn St, Cambridge, MA 02138.
- What is Christina Grassi's phone number?
- The practice phone number listed in the NPPES registry for Christina Grassi is (617) 492-3500.
- Is Christina Grassi's NPI active?
- Yes — Christina Grassi's NPI (1306228515) is active in the NPPES registry as of the last update on 2020-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.