Jonathan S Leibowitz,md,pc
NPI 1689718629 · Internal Medicine Physician · Brooklyn, NY
Jonathan S Leibowitz,md,pc is a Internal Medicine Physician organization in Brooklyn, NY (NPI 1689718629).
Provider details
- NPI number
- 1689718629
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Jonathan Leibowitz, President(718) 972-7222
- License
- 198424 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2007-02-15
- Last updated
- 2008-07-10
Frequently asked questions
- What is Jonathan S Leibowitz,md,pc's NPI number?
- Jonathan S Leibowitz,md,pc's National Provider Identifier (NPI) is 1689718629, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Jonathan S Leibowitz,md,pc?
- Jonathan S Leibowitz,md,pc is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan S Leibowitz,md,pc located?
- Jonathan S Leibowitz,md,pc's practice location on file with NPPES is 1343 55th St, Brooklyn, NY 11219-4202.
- What is Jonathan S Leibowitz,md,pc's phone number?
- The practice phone number listed in the NPPES registry for Jonathan S Leibowitz,md,pc is (718) 972-7222.
- Who is the authorized official for Jonathan S Leibowitz,md,pc?
- The authorized official listed on Jonathan S Leibowitz,md,pc's NPPES record is Jonathan Leibowitz, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Jonathan S Leibowitz,md,pc's NPI active?
- Yes — Jonathan S Leibowitz,md,pc's NPI (1689718629) 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.