National Provider Identifier
Margaret E Gruarin, PA-C
Margaret E Gruarin, PA-C is listed in the NPPES registry with a primary specialty of Physician Assistant in Buffalo, NY and a listed phone number of (716) 845-2300.
Source: public NPPES record, last updated January 13, 2021. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.
Profile Overview
- NPI
- 1518341882
- Provider Type
- Individual
- Primary Specialty
- Physician Assistant
- Enumeration Date
- July 16, 2015
- Last Updated
- January 13, 2021
Practice Location
- Elm And Carlton Streets
- Buffalo, NY 14263-0001
Phone: (716) 845-2300
Mailing Address
- Elm And Carlton St
- Buffalo, NY 14263-0001
Specialties
- Physician Assistant (363A00000X)
Browse Similar Providers
See more Physician Assistant providers in Buffalo, NY.
Medicare Part B Activity
Reported 116 Medicare fee-for-service service lines in 2023.
Peer comparison
Compared to Physician Assistant providers in the Buffalo, NY metro area.
This provider is in the 39th percentile for Medicare service volume.
Lower volume than many peers.
Performs 26% fewer Medicare services than the peer median.
Higher than 330 of 847 peers.
- Activity Percentile
- 39.0%
- Rank by Services
- 515 of 847
- Total Services
- 116
- Est. Allowed Value
- $8,321.00
- 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.
Percentile distribution
Each bar represents a 10-point percentile band of peers by total Medicare services for Physician Assistant 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 9,230 total Medicare services.
Top Clinical Services
- 99213: Established patient office or other outpatient visit, 20-29 minutes
60 services | $3,233.56
- 99214: Established patient office or other outpatient visit, 30-39 minutes
39 services | $3,102.69
- 99215: Established patient office or other outpatient visit, 40-54 minutes
17 services | $1,984.75
Full Record
- NPI
- 1518341882
- Entity Type
- Individual
- Last Name
- Gruarin
- First Name
- Margaret
- Middle Name
- E
- Name Prefix
- Mrs.
- Credential
- PA-C
- Provider Other Last Name
- Duffy
- Provider Other First Name
- Margaret
- Provider Other Middle Name
- E
- Provider Other Last Name Type Code
- 1
- Mailing Street Address
- Elm And Carlton St
- Mailing City
- Buffalo
- Mailing State
- NY
- Mailing ZIP Code
- 14263-0001
- Mailing Country
- US
- Mailing Phone
- (716) 845-2300
- Mailing Fax
- (716) 845-7608
- Practice Street Address
- Elm And Carlton Streets
- Practice City
- Buffalo
- Practice State
- NY
- Practice ZIP Code
- 14263-0001
- Practice Country
- US
- Practice Phone
- (716) 845-2300
- Practice Fax
- (716) 845-7608
- Enumeration Date
- July 16, 2015
- Last Updated
- January 13, 2021
- Sex
- Female
- Sole Proprietor
- No
- Certification Date
- January 13, 2021
- updated_by_file
- npidata_pfile_20050523-20260308.csv
- Taxonomies
- Physician Assistant (363A00000X)