National Provider Identifier
Merrie Wiyana Oei, M.D.
Merrie Wiyana Oei, M.D. is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician in Williamsville, NY and a listed phone number of (716) 836-4646.
Source: public NPPES record, last updated August 21, 2023. This profile is informational and is not medical advice, a quality rating, or a provider recommendation.
Profile Overview
- NPI
- 1801247713
- Provider Type
- Individual
- Primary Specialty
- Diagnostic Radiology Physician
- Enumeration Date
- June 22, 2016
- Last Updated
- August 21, 2023
Practice Location
- 111 N Maplemere RD Ste 120
- Williamsville, NY 14221-3178
Phone: (716) 836-4646
Specialties
- Diagnostic Radiology Physician (2085R0202X)
- Diagnostic Radiology Physician (2085R0202X)
Browse Similar Providers
See more Diagnostic Radiology providers in Buffalo, NY.
Medicare Part B Activity
Reported 2,495 Medicare fee-for-service service lines in 2023.
Peer comparison
Compared to Radiology providers in the Buffalo, NY metro area.
This provider is in the 49th percentile for Medicare service volume.
Around the middle of the peer group.
Performs 7.5% fewer Medicare services than the peer median.
Higher than 74 of 151 peers.
- Activity Percentile
- 49.0%
- Rank by Services
- 77 of 151
- Total Services
- 2,495
- Est. Allowed Value
- $75,959.66
- 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 Radiology 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 Radiology across the Buffalo, NY metro area. Taller bars indicate higher service-volume bands. Highlighted bar marks this provider's percentile band.
Observed service range: 31 to 64,237 total Medicare services.
Top Clinical Services
- 71045: X-ray of chest, 1 view
644 services | $5,459.58
- 70450: Ct scan head or brain without contrast
262 services | $9,992.44
- 71046: X-ray of chest, 2 views
168 services | $1,696.88
- 74018: X-ray of abdomen, 1 view
136 services | $1,152.06
- 72125: Ct scan of upper spine without contrast
125 services | $5,572.04
Full Record
- NPI
- 1801247713
- Entity Type
- Individual
- Last Name
- Oei
- First Name
- Merrie
- Middle Name
- Wiyana
- Name Prefix
- Dr.
- Credential
- M.D.
- Mailing Street Address
- 111 N Maplemere RD Ste 120
- Mailing City
- Williamsville
- Mailing State
- NY
- Mailing ZIP Code
- 14221-3178
- Mailing Country
- US
- Mailing Phone
- (716) 836-4646
- Practice Street Address
- 111 N Maplemere RD Ste 120
- Practice City
- Williamsville
- Practice State
- NY
- Practice ZIP Code
- 14221-3178
- Practice Country
- US
- Practice Phone
- (716) 836-4646
- Enumeration Date
- June 22, 2016
- Last Updated
- August 21, 2023
- Sex
- Female
- Sole Proprietor
- Yes
- Certification Date
- August 21, 2023
- updated_by_file
- npidata_pfile_20050523-20260308.csv
- Taxonomies
- Diagnostic Radiology Physician (2085R0202X), Diagnostic Radiology Physician (2085R0202X)