Leonard Steinfeld MD PLLC
NPI 1386934867 · Internal Medicine Physician · Suffern, NY
Leonard Steinfeld MD PLLC is a Internal Medicine Physician organization in Suffern, NY (NPI 1386934867).
Provider details
- NPI number
- 1386934867
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Leonard Steinfeld, Doctor(845) 368-9002
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
15 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
- 2011-04-18
- Last updated
- 2011-04-18
Frequently asked questions
- What is Leonard Steinfeld MD PLLC's NPI number?
- Leonard Steinfeld MD PLLC's National Provider Identifier (NPI) is 1386934867, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Leonard Steinfeld MD PLLC?
- Leonard Steinfeld MD PLLC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Leonard Steinfeld MD PLLC located?
- Leonard Steinfeld MD PLLC's practice location on file with NPPES is 2 Executive Blvd, Suffern, NY 10901-4164.
- What is Leonard Steinfeld MD PLLC's phone number?
- The practice phone number listed in the NPPES registry for Leonard Steinfeld MD PLLC is (845) 357-9002.
- Who is the authorized official for Leonard Steinfeld MD PLLC?
- The authorized official listed on Leonard Steinfeld MD PLLC's NPPES record is Leonard Steinfeld, Doctor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Leonard Steinfeld MD PLLC's NPI active?
- Yes — Leonard Steinfeld MD PLLC's NPI (1386934867) is active in the NPPES registry as of the last update on 2011-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.