National Provider Identifier
Les Zakrzewski, MD
Les Zakrzewski, MD is listed in the NPPES registry with a primary specialty of Internal Medicine Physician in West Seneca, NY and a listed phone number of (716) 677-4070.
Source: public NPPES record, last updated July 08, 2007. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.
Profile Overview
- NPI
- 1467431577
- Provider Type
- Individual
- Primary Specialty
- Internal Medicine Physician
- Enumeration Date
- January 17, 2006
- Last Updated
- July 08, 2007
Practice Location
- 721 Center RD
- West Seneca, NY 14224-2181
Phone: (716) 677-4070
Specialties
- Internal Medicine Physician (207R00000X)
Browse Similar Providers
See more Internal Medicine providers in Buffalo, NY.
Medicare Part B Activity
Reported 309 Medicare fee-for-service service lines in 2023.
Peer comparison
Compared to Internal Medicine providers in the Buffalo, NY metro area.
This provider is in the 44th percentile for Medicare service volume.
Around the middle of the peer group.
Performs 15% fewer Medicare services than the peer median.
Higher than 295 of 665 peers.
- Activity Percentile
- 44.4%
- Rank by Services
- 368 of 665
- Total Services
- 309
- Est. Allowed Value
- $24,590.43
- Dataset Year
- 2023
- Drug Code Share
- 10.7%
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 91,321 total Medicare services.
Top Clinical Services
- 99213: Established patient office or other outpatient visit, 20-29 minutes
168 services | $13,817.56
- 99214: Established patient office or other outpatient visit, 30-39 minutes
49 services | $5,707.65
- G0008: Administration of influenza virus vaccine
37 services | $1,051.54
- 99232: Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
22 services | $1,588.18
Common Drug-Related Codes
- 90694: Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage
33 services | $2,425.50
Full Record
- NPI
- 1467431577
- Entity Type
- Individual
- Last Name
- Zakrzewski
- First Name
- Les
- Credential
- MD
- Mailing Street Address
- 721 Center RD
- Mailing City
- West Seneca
- Mailing State
- NY
- Mailing ZIP Code
- 14224-2181
- Mailing Country
- US
- Mailing Phone
- (716) 677-4070
- Mailing Fax
- (716) 677-4095
- Practice Street Address
- 721 Center RD
- Practice City
- West Seneca
- Practice State
- NY
- Practice ZIP Code
- 14224-2181
- Practice Country
- US
- Practice Phone
- (716) 677-4070
- Practice Fax
- (716) 677-4095
- Enumeration Date
- January 17, 2006
- Last Updated
- July 08, 2007
- Sex
- Male
- Sole Proprietor
- X
- updated_by_file
- npidata_pfile_20050523-20260308.csv
- Taxonomies
- Internal Medicine Physician (207R00000X)
- Other Identifiers
- 00806973 (NY)