John Leonardo, M.D.
NPI 1710999511 · Anesthesiology Physician · Niagara Falls, NY
John Leonardo, M.D. is a Anesthesiology Physician provider in Niagara Falls, NY (NPI 1710999511).
Provider details
- NPI number
- 1710999511
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 25MA08096800 (NJ)
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 tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$40 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 30 W Century RdParamus, NJ 07652-1433Phone: (201) 986-1003Fax: (201) 986-1680
Registry dates
- Enumerated
- 2006-08-12
- Last updated
- 2018-03-17
Frequently asked questions
- What is John Leonardo's NPI number?
- John Leonardo's National Provider Identifier (NPI) is 1710999511, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Leonardo's specialty?
- John Leonardo is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Leonardo located?
- John Leonardo's practice location on file with NPPES is 1711 Cudaback Avenue, Niagara Falls, NY 14303-1709.
- What is John Leonardo's phone number?
- The practice phone number listed in the NPPES registry for John Leonardo is (646) 675-7622.
- Is John Leonardo's NPI active?
- Yes — John Leonardo's NPI (1710999511) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.