National Provider Identifier

Mark Lysiak, PA

Mark Lysiak, PA is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician in Rochester, NY and a listed phone number of (585) 275-5830.

NPI 1770284317Rochester, NYHematology & Oncology Physician

Source: public NPPES record, last updated September 29, 2025. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.

Profile Overview

NPI
1770284317
Provider Type
Individual
Primary Specialty
Hematology & Oncology Physician
Enumeration Date
March 10, 2023
Last Updated
September 29, 2025

Practice Location

  • 90 Crittenden Blvd
  • Rochester, NY 14642-0001

Phone: (585) 275-5830

Mailing Address

  • 50 Stonington Dr
  • Pittsford, NY 14534-2924

Specialties

  • Hematology & Oncology Physician (207RH0003X)

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Medicare Part B Activity

Reported 90 Medicare fee-for-service service lines in 2024.

Peer comparison

Compared to Internal Medicine providers in the Rochester, NY metro area.

This provider is in the 12th percentile for Medicare service volume.

Lower volume than many peers.

Performs 67% fewer Medicare services than the peer median.

Higher than 104 of 858 peers.

Activity Percentile
12.1%
Rank by Services
751 of 858
Total Services
90
Est. Allowed Value
$2,847.80
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 Internal Medicine classification rather than the exact subspecialty label shown elsewhere on the page.

Percentile distribution

Lowest-volume peersThis providerHighest-volume peers
0%10%20%30%40%50%60%70%80%90%+

Each bar represents a 10-point percentile band of peers by total Medicare services for Internal Medicine across the Rochester, NY metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.

Observed service range: 11 to 6,379 total Medicare services.

Top Clinical Services

Biography

Mark Lysiak, PAC, is a physician assistant with UR Medicine’s cancer program, where he is listed with the University of Rochester Medical Faculty Group. His UR Medicine profile notes national physician assistant certification through the NCCPA and an MPAS from Massachusetts College of Pharmacy and Health Science in 2022.

Full Record
NPI
1770284317
Entity Type
Individual
Last Name
Lysiak
First Name
Mark
Credential
PA
Mailing Street Address
50 Stonington Dr
Mailing City
Pittsford
Mailing State
NY
Mailing ZIP Code
14534-2924
Mailing Country
US
Practice Street Address
90 Crittenden Blvd
Practice City
Rochester
Practice State
NY
Practice ZIP Code
14642-0001
Practice Country
US
Practice Phone
(585) 275-5830
Enumeration Date
March 10, 2023
Last Updated
September 29, 2025
Sex
Male
Sole Proprietor
No
Certification Date
September 29, 2025
Taxonomies
Hematology & Oncology Physician (207RH0003X)