National Provider Identifier

Ian Jd Caisley, MD

Ian Jd Caisley, MD is listed in the NPPES registry with a primary specialty of Internal Medicine Physician in Westfield, NY and a listed phone number of (716) 326-7200.

NPI 1033118534Westfield, NYInternal Medicine Physician

Source: public NPPES record, last updated February 02, 2011. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.

Profile Overview

NPI
1033118534
Provider Type
Individual
Primary Specialty
Internal Medicine Physician
Enumeration Date
July 18, 2005
Last Updated
February 02, 2011

Practice Location

  • 111 E Main St
  • Westfield, NY 14787-1310

Phone: (716) 326-7200

Specialties

  • Internal Medicine Physician (207R00000X)
  • General Practice Physician (208D00000X)

Browse Similar Providers

See more Internal Medicine providers in Westfield, NY.

Open Internal Medicine providers in Westfield, NY

Medicare Part B Activity

Reported 375 Medicare fee-for-service service lines in 2023.

Peer comparison

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

This provider is in the 22nd percentile for Medicare service volume.

Lower volume than many peers.

Performs 56% fewer Medicare services than the peer median.

Higher than 10 of 46 peers.

Activity Percentile
21.7%
Rank by Services
36 of 46
Total Services
375
Est. Allowed Value
$36,479.47
Dataset Year
2023
Drug Code Share
3.7%

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

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 Jamestown, NY metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.

Observed service range: 74 to 67,457 total Medicare services.

Top Clinical Services

Common Drug-Related Codes

Full Record
NPI
1033118534
Entity Type
Individual
Last Name
Caisley
First Name
Ian
Middle Name
Jd
Name Prefix
Dr.
Credential
MD
Mailing Street Address
111 E Main St
Mailing City
Westfield
Mailing State
NY
Mailing ZIP Code
14787-1310
Mailing Country
US
Mailing Phone
(716) 326-7200
Mailing Fax
(716) 326-6644
Practice Street Address
111 E Main St
Practice City
Westfield
Practice State
NY
Practice ZIP Code
14787-1310
Practice Country
US
Practice Phone
(716) 326-7200
Practice Fax
(716) 326-6644
Enumeration Date
July 18, 2005
Last Updated
February 02, 2011
Sex
Male
Sole Proprietor
Yes
updated_by_file
npidata_pfile_20050523-20260308.csv
Taxonomies
Internal Medicine Physician (207R00000X), General Practice Physician (208D00000X)
Other Identifiers
01892584 (NY)