IndividualActive
Marianne Gray, MD
NPI 1770718322 · Internal Medicine Physician · Cambridge, MA
Marianne Gray, MD is a Internal Medicine Physician provider in Cambridge, MA (NPI 1770718322).
Provider details
- NPI number
- 1770718322
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 237326 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(85/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
330 Mount Auburn St
Dept of Internal Medicine
Cambridge, MA 02138-5502
Phone: (617) 492-3500
Street-level locationGet directions
Mailing address
330 Mount Auburn St
Cambridge, MA 02138-5502
Registry dates
- Enumerated
- 2009-05-27
- Last updated
- 2009-05-27
Frequently asked questions
- What is Marianne Gray's NPI number?
- Marianne Gray's National Provider Identifier (NPI) is 1770718322, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marianne Gray's specialty?
- Marianne Gray is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marianne Gray located?
- Marianne Gray's practice location on file with NPPES is 330 Mount Auburn St, Cambridge, MA 02138-5502.
- What is Marianne Gray's phone number?
- The practice phone number listed in the NPPES registry for Marianne Gray is (617) 492-3500.
- Is Marianne Gray's NPI active?
- Yes — Marianne Gray's NPI (1770718322) is active in the NPPES registry as of the last update on 2009-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.