National Provider Identifier

Christopher Walker

Christopher Walker is listed in the NPPES registry with a primary specialty of Gastroenterology Physician in Rochester, NY and a listed phone number of (585) 275-2874.

NPI 1447786934Rochester, NYGastroenterology Physician

Source: public NPPES record, last updated April 16, 2023. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.

Profile Overview

NPI
1447786934
Provider Type
Individual
Primary Specialty
Gastroenterology Physician
Enumeration Date
May 03, 2017
Last Updated
April 16, 2023

Practice Location

  • 601 Elmwood Ave PO Box Med
  • Rochester, NY 14642-0001

Phone: (585) 275-2874

Mailing Address

  • 601 Elmwood Ave
  • Rochester, NY 14642-0002

Specialties

  • Gastroenterology Physician (207RG0100X)

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Medicare Part B Activity

Reported 207 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 36th percentile for Medicare service volume.

Lower volume than many peers.

Performs 23% fewer Medicare services than the peer median.

Higher than 309 of 858 peers.

Activity Percentile
36.0%
Rank by Services
545 of 858
Total Services
207
Est. Allowed Value
$22,063.79
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

Christopher Walker is a Rochester, New York gastroenterology physician whose CMS profile lists gastroenterology as his primary specialty and places his practice at the University of Rochester Medical Center campus. In 2023 Medicare provider-service data show his reported Medicare work centered on endoscopic GI procedures, including upper endoscopy biopsy and colonoscopy with biopsy or polyp removal.

Full Record
NPI
1447786934
Entity Type
Individual
Last Name
Walker
First Name
Christopher
Mailing Street Address
601 Elmwood Ave
Mailing City
Rochester
Mailing State
NY
Mailing ZIP Code
14642-0002
Mailing Country
US
Mailing Phone
(585) 275-4711
Practice Street Address
601 Elmwood Ave PO Box Med
Practice City
Rochester
Practice State
NY
Practice ZIP Code
14642-0001
Practice Country
US
Practice Phone
(585) 275-2874
Enumeration Date
May 03, 2017
Last Updated
April 16, 2023
Sex
Male
Sole Proprietor
No
Certification Date
April 16, 2023
Taxonomies
Gastroenterology Physician (207RG0100X)