National Provider Identifier
Benjamin Aaron Zwierzchowski, MD, MS
Benjamin Aaron Zwierzchowski, MD, MS is listed in the NPPES registry with a primary specialty of Internal Medicine Physician in Williamsville, NY and a listed phone number of (716) 656-4459.
Source: public NPPES record, last updated December 20, 2021. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.
Profile Overview
- NPI
- 1811494842
- Provider Type
- Individual
- Primary Specialty
- Internal Medicine Physician
- Enumeration Date
- April 06, 2018
- Last Updated
- December 20, 2021
Practice Location
- 325 Essjay
- Williamsville, NY 14221-1422
Phone: (716) 656-4459
Mailing Address
- 425 Essjay Suite 170
- Williamsville, NY 14221-1243
Specialties
- Internal Medicine Physician (207R00000X)
Browse Similar Providers
See more providers in the Internal Medicine classification in Buffalo, NY.
Medicare Part B Activity
Reported 748 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 76th percentile for Medicare service volume.
Higher volume than most peers.
Performs 104% more Medicare services than the peer median.
Higher than 508 of 665 peers.
- Activity Percentile
- 76.4%
- Rank by Services
- 157 of 665
- Total Services
- 748
- Est. Allowed Value
- $35,159.01
- Dataset Year
- 2024
- Drug Code Share
- 2.7%
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 94,260 total Medicare services.
Top Clinical Services
- G2211: Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's
120 services | $1,859.63
- G0439: Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
96 services | $11,557.74
- 80053: Blood test, comprehensive group of blood chemicals
75 services | $745.20
- 99213: Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more
69 services | $5,953.48
- 80061: Blood test, lipids (cholesterol and triglycerides)
55 services | $695.36
Common Drug-Related Codes
- 90662: Influenza vaccine split virus, preservative free
20 services | $1,636.40
Full Record
- NPI
- 1811494842
- Entity Type
- Individual
- Last Name
- Zwierzchowski
- First Name
- Benjamin
- Middle Name
- Aaron
- Name Prefix
- Dr.
- Credential
- MD, MS
- Provider Other Last Name
- Zwierzchowski
- Provider Other First Name
- Benjamin
- Provider Other Middle Name
- Aaron
- Provider Other Name Prefix Text
- Mr.
- Provider Other Credential Text
- MD, MS
- Provider Other Last Name Type Code
- 5
- Mailing Street Address
- 425 Essjay Suite 170
- Mailing City
- Williamsville
- Mailing State
- NY
- Mailing ZIP Code
- 14221-1243
- Mailing Country
- US
- Mailing Phone
- (716) 630-1219
- Practice Street Address
- 325 Essjay
- Practice City
- Williamsville
- Practice State
- NY
- Practice ZIP Code
- 14221-1422
- Practice Country
- US
- Practice Phone
- (716) 656-4459
- Practice Fax
- (716) 250-5923
- Enumeration Date
- April 06, 2018
- Last Updated
- December 20, 2021
- Sex
- Male
- Sole Proprietor
- No
- Certification Date
- December 20, 2021
- Taxonomies
- Internal Medicine Physician (207R00000X)