Merrie Oei, M.D.
NPI 1801247713 · Diagnostic Radiology Physician · Williamsville, NY
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Merrie Oei, M.D. is a Diagnostic Radiology Physician provider in Williamsville, NY (NPI 1801247713).
Provider details
- NPI number
- 1801247713
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 315791 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,803 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 373 | $8 |
| Ct Scan Head Or Brain Without Contrast70450 | 225 | $37 |
| X-Ray of Chest, 2 Views71046 | 95 | $10 |
| Ct Scan of Upper Spine Without Contrast72125 | 95 | $44 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 80 | $79 |
| X-Ray of Abdomen, 1 View74018 | 62 | $8 |
| Ct Scan of Blood Vessels of Neck With Contrast70498 |
Practice location
Mailing address
Additional practice locations (2)
- 130 Division StDerby, CT 06418-1326Phone: (203) 735-7421
- 4500 San Pablo Rd SJacksonville, FL 32224-1865Phone: (904) 953-2000
Registry dates
- Enumerated
- 2016-06-22
- Last updated
- 2023-08-21
- Certified
- 2023-08-21
Frequently asked questions
- What is Merrie Oei's NPI number?
- Merrie Oei's National Provider Identifier (NPI) is 1801247713, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Merrie Oei's specialty?
- Merrie Oei is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Merrie Oei located?
- Merrie Oei's practice location on file with NPPES is 111 N Maplemere Rd Ste 120, Williamsville, NY 14221-3178.
- What is Merrie Oei's phone number?
- The practice phone number listed in the NPPES registry for Merrie Oei is (716) 836-4646.
- Does Merrie Oei accept Medicare?
- Merrie Oei is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Merrie Oei's NPI active?
- Yes — Merrie Oei's NPI (1801247713) is active in the NPPES registry as of the last update on 2023-08-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.