National Provider Identifier
Colleen Klos
Colleen Klos is listed in the NPPES registry with a primary specialty of Internal Medicine Physician in Williamsville, NY and a listed phone number of (716) 568-3514.
Source: public NPPES record, last updated January 14, 2022. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.
Profile Overview
- NPI
- 1003567603
- Provider Type
- Individual
- Primary Specialty
- Internal Medicine Physician
- Enumeration Date
- January 14, 2022
- Last Updated
- January 14, 2022
Practice Location
- 1540 Maple RD
- Williamsville, NY 14221-3647
Phone: (716) 568-3514
Specialties
- Internal Medicine Physician (207R00000X)
Browse Similar Providers
See more Internal Medicine providers in Buffalo, NY.
Medicare Part B Activity
Reported 224 Medicare fee-for-service service lines in 2023.
Peer comparison
Compared to Internal Medicine providers in the Buffalo, NY metro area.
This provider is in the 34th percentile for Medicare service volume.
Lower volume than many peers.
Performs 38% fewer Medicare services than the peer median.
Higher than 228 of 665 peers.
- Activity Percentile
- 34.3%
- Rank by Services
- 437 of 665
- Total Services
- 224
- Est. Allowed Value
- $30,795.13
- Dataset Year
- 2023
- 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
Each bar represents a 10-point percentile band of peers by total Medicare services for Internal Medicine across the Buffalo, NY metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.
Observed service range: 11 to 91,321 total Medicare services.
Top Clinical Services
- 99223: Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
203 services | $28,754.56
- 99233: Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
21 services | $2,040.57
Full Record
- NPI
- 1003567603
- Entity Type
- Individual
- Last Name
- Klos
- First Name
- Colleen
- Mailing Street Address
- 1540 Maple RD
- Mailing City
- Williamsville
- Mailing State
- NY
- Mailing ZIP Code
- 14221-3647
- Mailing Country
- US
- Practice Street Address
- 1540 Maple RD
- Practice City
- Williamsville
- Practice State
- NY
- Practice ZIP Code
- 14221-3647
- Practice Country
- US
- Practice Phone
- (716) 568-3514
- Enumeration Date
- January 14, 2022
- Last Updated
- January 14, 2022
- Sex
- Female
- Sole Proprietor
- Yes
- Certification Date
- January 14, 2022
- updated_by_file
- npidata_pfile_20050523-20260308.csv
- Taxonomies
- Internal Medicine Physician (207R00000X)