National Provider Identifier
Guillermo E Ferrer, MD
Guillermo E Ferrer, MD is listed in the NPPES registry with a primary specialty of Surgery Physician in Ithaca, NY and a listed phone number of (607) 257-2116.
Source: public NPPES record, last updated July 08, 2007. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.
Profile Overview
- NPI
- 1659470557
- Provider Type
- Individual
- Primary Specialty
- Surgery Physician
- Enumeration Date
- September 21, 2006
- Last Updated
- July 08, 2007
Practice Location
- 8 Brentwood Drive
- Suite A
- Ithaca, NY 14850
Phone: (607) 257-2116
Specialties
- Surgery Physician (208600000X)
Browse Similar Providers
See more Surgery providers in Ithaca, NY.
Medicare Part B Activity
Reported 656 Medicare fee-for-service service lines in 2023.
Peer comparison
Compared to Surgery providers in the Ithaca, NY metro area.
This provider is in the 86th percentile for Medicare service volume.
Higher volume than most peers.
Performs 393% more Medicare services than the peer median.
Higher than 6 of 7 peers.
- Activity Percentile
- 85.7%
- Rank by Services
- 1 of 7
- Total Services
- 656
- Est. Allowed Value
- $123,796.67
- 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 Surgery 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 Surgery across the Ithaca, NY metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.
Observed service range: 14 to 656 total Medicare services.
Top Clinical Services
- 99213: Established patient office or other outpatient visit, 20-29 minutes
155 services | $13,198.91
- 93971: Ultrasound study of one arm or leg veins with compression and maneuvers
152 services | $16,989.15
- 36471: Injection of chemical agent into multiple incompetent veins of leg
93 services | $16,663.87
- 99214: Established patient office or other outpatient visit, 30-39 minutes
53 services | $6,450.22
- 99212: Established patient office or other outpatient visit, 10-19 minutes
47 services | $2,557.26
Full Record
- NPI
- 1659470557
- Entity Type
- Individual
- Last Name
- Ferrer
- First Name
- Guillermo
- Middle Name
- E
- Name Prefix
- Mr.
- Credential
- MD
- Mailing Street Address
- 8 Brentwood Drive
- Mailing Address Line 2
- Suite A
- Mailing City
- Ithaca
- Mailing State
- NY
- Mailing ZIP Code
- 14850
- Mailing Country
- US
- Mailing Phone
- (607) 257-2116
- Mailing Fax
- (607) 257-0315
- Practice Street Address
- 8 Brentwood Drive
- Practice Address Line 2
- Suite A
- Practice City
- Ithaca
- Practice State
- NY
- Practice ZIP Code
- 14850
- Practice Country
- US
- Practice Phone
- (607) 257-2116
- Practice Fax
- (607) 257-0315
- Enumeration Date
- September 21, 2006
- Last Updated
- July 08, 2007
- Sex
- Male
- Sole Proprietor
- No
- updated_by_file
- npidata_pfile_20050523-20260308.csv
- Taxonomies
- Surgery Physician (208600000X)
- Other Identifiers
- 01073096 (NY)