National Provider Identifier
John A Leone, D.O.
John A Leone, D.O. is listed in the NPPES registry with a primary specialty of Internal Medicine Physician in Williamsville, NY and a listed phone number of (716) 565-1234.
Source: public NPPES record, last updated July 13, 2026. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.
Profile Overview
- NPI
- 1871558825
- Provider Type
- Individual
- Primary Specialty
- Internal Medicine Physician
- Enumeration Date
- April 20, 2006
- Last Updated
- July 13, 2026
Practice Location
- 61 Maple RD
- Williamsville, NY 14221-2918
Phone: (716) 565-1234
Specialties
- Internal Medicine Physician (207R00000X)
Browse Similar Providers
See more providers in the Internal Medicine classification in Buffalo, NY.
Medicare Part B Activity
Reported 399 Medicare fee-for-service service lines in 2024.
Peer comparison
Compared to Internal Medicine providers in the Buffalo, NY metro area.
This provider is in the 53rd percentile for Medicare service volume.
Around the middle of the peer group.
Performs 8.7% more Medicare services than the peer median.
Higher than 355 of 665 peers.
- Activity Percentile
- 53.4%
- Rank by Services
- 310 of 665
- Total Services
- 399
- Est. Allowed Value
- $42,438.63
- Dataset Year
- 2024
- Drug Code Share
- 8.8%
Estimated allowed value reflects Medicare fee-for-service allowed amounts only. It does not include Medicare Advantage, commercial insurance, cash-pay services, or employment compensation.
Peers are grouped by the broader Internal Medicine classification rather than the exact subspecialty label shown elsewhere on the page.
Percentile distribution
Each bar represents a 10-point percentile band of peers by total Medicare services for Internal Medicine across the Buffalo, NY metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.
Observed service range: 11 to 94,260 total Medicare services.
Top Clinical Services
- 99214: Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
103 services | $12,560.32
- 99497: Advance care planning, first 30 minutes
91 services | $7,076.63
- G0439: Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
83 services | $10,205.26
- 99213: Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
51 services | $4,404.74
- G0009: Administration of pneumococcal vaccine
21 services | $617.40
Common Drug-Related Codes
- 90677: Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use
22 services | $6,087.73
- 90662: Influenza vaccine split virus, preservative free
13 services | $1,024.10
Full Record
- NPI
- 1871558825
- Entity Type
- Individual
- Last Name
- Leone
- First Name
- John
- Middle Name
- A
- Name Prefix
- Dr.
- Credential
- D.O.
- Mailing Street Address
- 61 Maple RD
- Mailing City
- Williamsville
- Mailing State
- NY
- Mailing ZIP Code
- 14221-2918
- Mailing Country
- US
- Mailing Phone
- (716) 565-1234
- Mailing Fax
- (716) 565-1246
- Practice Street Address
- 61 Maple RD
- Practice City
- Williamsville
- Practice State
- NY
- Practice ZIP Code
- 14221-2918
- Practice Country
- US
- Practice Phone
- (716) 565-1234
- Practice Fax
- (716) 565-1246
- Enumeration Date
- April 20, 2006
- Last Updated
- July 13, 2026
- Sex
- Male
- Sole Proprietor
- No
- Taxonomies
- Internal Medicine Physician (207R00000X)
- Other Identifiers
- 0407709 (NY, Independent Health), 00010103001 (NY, Univera)