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Richard Lesko, MD
NPI 1609865955 · Internal Medicine Physician · Warren, NJ
Richard Lesko, MD is a Internal Medicine Physician provider in Warren, NJ (NPI 1609865955).
Provider details
- NPI number
- 1609865955
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MA39485 (NJ)
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
34 Mountain Blvd
Warren, NJ 07059-2640
Phone: (908) 769-0100
Fax: (908) 769-2521
Street-level locationGet directions
Mailing address
1 Diamond Hill Rd
Berkeley Heights, NJ 07922-2104
Registry dates
- Enumerated
- 2005-10-19
- Last updated
- 2019-07-10
Frequently asked questions
- What is Richard Lesko's NPI number?
- Richard Lesko's National Provider Identifier (NPI) is 1609865955, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Lesko's specialty?
- Richard Lesko is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Lesko located?
- Richard Lesko's practice location on file with NPPES is 34 Mountain Blvd, Warren, NJ 07059-2640.
- What is Richard Lesko's phone number?
- The practice phone number listed in the NPPES registry for Richard Lesko is (908) 769-0100.
- Is Richard Lesko's NPI active?
- Yes — Richard Lesko's NPI (1609865955) is active in the NPPES registry as of the last update on 2019-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.