National Provider Identifier

Brian Niedzwecki, DO, MS

Brian Niedzwecki, DO, MS is listed in the NPPES registry with a primary specialty of Hospitalist Physician in Rochester, NY and a listed phone number of (585) 723-7870.

NPI 1215516273Rochester, NYHospitalist Physician

Source: public NPPES record, last updated August 11, 2025. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.

Profile Overview

NPI
1215516273
Provider Type
Individual
Primary Specialty
Hospitalist Physician
Enumeration Date
April 06, 2021
Last Updated
August 11, 2025

Practice Location

  • 1555 Long Pond RD
  • Rochester, NY 14626-4164

Phone: (585) 723-7870

Mailing Address

  • 100 Kings Hwy S
  • Rochester, NY 14617-5504

Specialties

  • Hospitalist Physician (208M00000X)
  • Internal Medicine Physician (207R00000X)

Browse Similar Providers

See more providers in the Hospitalist classification in Rochester, NY.

Open Hospitalist providers in Rochester, NY

Medicare Part B Activity

Reported 105 Medicare fee-for-service service lines in 2024.

Peer comparison

Compared to Hospitalist providers in the Rochester, NY metro area.

This provider is in the 16th percentile for Medicare service volume.

Lower volume than many peers.

Performs 68% fewer Medicare services than the peer median.

Higher than 33 of 211 peers.

Activity Percentile
15.6%
Rank by Services
178 of 211
Total Services
105
Est. Allowed Value
$16,986.63
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 Hospitalist 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 Hospitalist across the Rochester, NY metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.

Observed service range: 12 to 1,890 total Medicare services.

Top Clinical Services

Biography

Brian J. Niedzwecki, DO, is an internal medicine physician with Rochester Regional Health, where he is affiliated with Unity Hospital. He earned his medical degree from the New York Institute of Technology College of Osteopathic Medicine in 2021 and is board certified in internal medicine. Earlier research work includes cancer immunology and precision oncology publications, including a Cancer Research study listing him with Roswell Park’s Department of Immunology.

Full Record
NPI
1215516273
Entity Type
Individual
Last Name
Niedzwecki
First Name
Brian
Credential
DO, MS
Mailing Street Address
100 Kings Hwy S
Mailing City
Rochester
Mailing State
NY
Mailing ZIP Code
14617-5504
Mailing Country
US
Practice Street Address
1555 Long Pond RD
Practice City
Rochester
Practice State
NY
Practice ZIP Code
14626-4164
Practice Country
US
Practice Phone
(585) 723-7870
Enumeration Date
April 06, 2021
Last Updated
August 11, 2025
Sex
Male
Sole Proprietor
No
Certification Date
August 11, 2025
Taxonomies
Hospitalist Physician (208M00000X), Internal Medicine Physician (207R00000X)