National Provider Identifier
Agnieszka K. Witkiewicz, M.D.
Agnieszka K. Witkiewicz, M.D. is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician in Buffalo, NY and a listed phone number of (716) 845-2300.
Source: public NPPES record, last updated February 12, 2021. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.
Profile Overview
- NPI
- 1538177159
- Provider Type
- Individual
- Primary Specialty
- Anatomic Pathology Physician
- Enumeration Date
- August 03, 2006
- Last Updated
- February 12, 2021
Practice Location
- Elm And Carlton Streets Rpci Clinical Practice Plan
- Buffalo, NY 14263-6731
Phone: (716) 845-2300
Mailing Address
- 615 Chestnut St
- 14Th Floor, Central Enrollment
- Philadelphia, PA 19106-4404
Specialties
- Anatomic Pathology Physician (207ZP0101X)
- Anatomic Pathology & Clinical Pathology Physician (207ZP0102X)
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Medicare Part B Activity
Reported 107 Medicare fee-for-service service lines in 2024.
Peer comparison
Compared to Pathology providers in the Buffalo, NY metro area.
This provider is in the 7th percentile for Medicare service volume.
Lower volume than many peers.
Performs 85% fewer Medicare services than the peer median.
Higher than 4 of 56 peers.
- Activity Percentile
- 7.1%
- Rank by Services
- 52 of 56
- Total Services
- 107
- Est. Allowed Value
- $5,804.37
- Dataset Year
- 2024
- Drug Code Share
- 0.0%
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 Pathology 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 Pathology across the Buffalo, NY metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.
Observed service range: 14 to 2,909 total Medicare services.
Top Clinical Services
- 88360: Microscopic genetic analysis of tumor, manual
41 services | $1,582.20
- 88307: Pathology examination of tissue using a microscope, moderately high complexity
26 services | $1,972.70
- 88305: Pathology examination of tissue using a microscope, intermediate complexity
20 services | $693.31
- 88321: Surgical pathology consultation and report on referred slides prepared elsewhere
20 services | $1,556.16
Full Record
- NPI
- 1538177159
- Entity Type
- Individual
- Last Name
- Witkiewicz
- First Name
- Agnieszka
- Middle Name
- K.
- Name Prefix
- Dr.
- Credential
- M.D.
- Mailing Street Address
- 615 Chestnut St
- Mailing Address Line 2
- 14Th Floor, Central Enrollment
- Mailing City
- Philadelphia
- Mailing State
- PA
- Mailing ZIP Code
- 19106-4404
- Mailing Country
- US
- Practice Street Address
- Elm And Carlton Streets Rpci Clinical Practice Plan
- Practice City
- Buffalo
- Practice State
- NY
- Practice ZIP Code
- 14263-6731
- Practice Country
- US
- Practice Phone
- (716) 845-2300
- Enumeration Date
- August 03, 2006
- Last Updated
- February 12, 2021
- Sex
- Female
- Sole Proprietor
- No
- Certification Date
- February 12, 2021
- Taxonomies
- Anatomic Pathology Physician (207ZP0101X), Anatomic Pathology & Clinical Pathology Physician (207ZP0102X)
- Other Identifiers
- 0088854 (NJ), 101512383 (PA)