IndividualActive
Leslie Fenn, M.D.
NPI 1588635163 · Psychiatry Physician · Somerville, MA
Leslie Fenn, M.D. is a Psychiatry Physician provider in Somerville, MA (NPI 1588635163).
Provider details
- NPI number
- 1588635163
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 47616 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
78 College Ave
Somerville, MA 02144-1916
Phone: (617) 623-5487
Fax: (617) 776-4222
Street-level locationGet directions
Mailing address
10 Sherman St
Lexington, MA 02420-3711
Registry dates
- Enumerated
- 2006-01-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is Leslie Fenn's NPI number?
- Leslie Fenn's National Provider Identifier (NPI) is 1588635163, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leslie Fenn's specialty?
- Leslie Fenn is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Leslie Fenn located?
- Leslie Fenn's practice location on file with NPPES is 78 College Ave, Somerville, MA 02144-1916.
- What is Leslie Fenn's phone number?
- The practice phone number listed in the NPPES registry for Leslie Fenn is (617) 623-5487.
- Is Leslie Fenn's NPI active?
- Yes — Leslie Fenn's NPI (1588635163) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.