L. Feigin & M. Las, Mds
NPI 1386807287 · Internal Medicine Physician · Denville, NJ
L. Feigin & M. Las, Mds is a Internal Medicine Physician organization in Denville, NJ (NPI 1386807287).
Provider details
- NPI number
- 1386807287
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Leslie Feigin, Doctor(973) 625-1000
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2008-07-10
- Last updated
- 2008-07-10
Frequently asked questions
- What is L. Feigin & M. Las, Mds's NPI number?
- L. Feigin & M. Las, Mds's National Provider Identifier (NPI) is 1386807287, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is L. Feigin & M. Las, Mds?
- L. Feigin & M. Las, Mds is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is L. Feigin & M. Las, Mds located?
- L. Feigin & M. Las, Mds's practice location on file with NPPES is 56 Diamond Spring Rd, Denville, NJ 07834-2725.
- What is L. Feigin & M. Las, Mds's phone number?
- The practice phone number listed in the NPPES registry for L. Feigin & M. Las, Mds is (973) 625-1000.
- Who is the authorized official for L. Feigin & M. Las, Mds?
- The authorized official listed on L. Feigin & M. Las, Mds's NPPES record is Leslie Feigin, Doctor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is L. Feigin & M. Las, Mds's NPI active?
- Yes — L. Feigin & M. Las, Mds's NPI (1386807287) is active in the NPPES registry as of the last update on 2008-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.