DR. MERRIE WIYANA OEI M.D.
NPI 1801247713
Radiology - Diagnostic Radiology in Williamsville, NY

Active since June 22, 2016PECOS EnrolledAccepts Medicare Assignment
111 N MAPLEMERE RD STE 120, WILLIAMSVILLE, NY 14221(716) 836-4646 Get Directions Write a Review

NPPES record last updated: August 21, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 21, 2023, Jan 24, 2023, Jul 12, 2021 and 1 more (4 updates tracked since 2016).

About Dr. Merrie Wiyana Oei M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MERRIE WIYANA OEI M.D. (NPI 1801247713) is an individual diagnostic radiology provider in Williamsville, New York, licensed in New York (315791) and active in the NPI registry since June 2016. She is enrolled in Medicare PECOS, is affiliated with Kaleida Health, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1801247713
Entity TypeIndividualFemale
Primary Taxonomy2085R0202X
Provider Legal NameDR. MERRIE WIYANA OEICredential: M.D.
Location Address111 N MAPLEMERE RD STE 120Williamsville, NY 14221-3178
Mailing Address111 N Maplemere Rd Ste 120Williamsville, NY 14221-3178 · (716) 836-4646
Sole ProprietorYes
Medical School CMSOtherGraduated 2015
Enumeration DateJune 22, 2016
Last NPPES UpdateAugust 21, 20234 updates tracked since enumeration
NPPES CertifiedAugust 21, 2023
NPI 1801247713 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
Licenses Licensed in NY · 315791 Licensed in FL · ME149549
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
111 N MAPLEMERE RD STE 120, Williamsville, NY 14221

Secondary Practice Locations 2

Location 1130 Division StDerby, CT 06418-1326 · Phone (203) 735-7421
Location 24500 San Pablo Rd SJacksonville, FL 32224-1865 · Phone (904) 953-2000

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Merrie Wiyana Oei M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9931501749
PECOS Enrollment IDI20220330002507
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 36

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

X-ray of chest, 1 view 71045
A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.
373 services274 patients
Ct scan head or brain without contrast 70450
A CT scan of the head or brain without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your brain, skull, and other structures inside your head. It helps to detect conditions like strokes, tumors, or injuries. No dye (contrast) is used in this test.
225 services199 patients
X-ray of chest, 2 views 71046
A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.
95 services93 patients
Ct scan of upper spine without contrast 72125
A CT scan of the upper spine without contrast is a non-invasive imaging test that uses X-rays to capture detailed images of your neck and upper back. It helps in identifying issues like fractures, tumors, or infections. No dye (contrast) is used in this scan.
95 services94 patients
Ct scan of blood vessels of chest with contrast 71275
A CT scan of the chest with contrast is a non-invasive imaging test. It uses X-rays and a special dye to get detailed images of your blood vessels in the chest. This helps in diagnosing conditions related to heart and lungs.
80 services77 patients
X-ray of abdomen, 1 view 74018
An X-ray of the abdomen, 1 view, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the structures in your abdomen, such as the stomach, liver, and intestines. This can help identify issues like blockages, infections, or injuries.
62 services53 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Kaleida Health

Acute Care Hospitals · Buffalo, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330005
Location100 High StreetBuffalo, NY 14210 · Erie County
Emergency services Birthing friendly

Erie County Medical Center

Acute Care Hospitals · Buffalo, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number330219
Location462 Grider StreetBuffalo, NY 14215 · Erie County
Emergency services

Mercy Hospital Of Buffalo

Acute Care Hospitals · Buffalo, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330279
Location565 Abbott RoadBuffalo, NY 14220 · Erie County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 14221 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$84.93 typical visit price
range $54.87 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$68.57 typical visit price
range $17.54 – $136.14
Typical copayment $17.14 (range $4.38 – $34.03)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Radiology (Diagnostic Radiology)
111 N MAPLEMERE RD STE 120
WILLIAMSVILLE, NY 14221
Radiology (Diagnostic Radiology)
111 N MAPLEMERE RD STE 120
WILLIAMSVILLE, NY 14221
Radiology (Diagnostic Radiology)
111 N MAPLEMERE RD STE 120
WILLIAMSVILLE, NY 14221
Radiology (Vascular & Interventional Radiology)
111 N MAPLEMERE RD STE 120
WILLIAMSVILLE, NY 14221
Radiology (Diagnostic Radiology)
111 N MAPLEMERE RD STE 120
WILLIAMSVILLE, NY 14221
Radiology (Diagnostic Radiology)
111 N MAPLEMERE RD STE 120
WILLIAMSVILLE, NY 14221
Radiology (Diagnostic Radiology)
111 N MAPLEMERE RD STE 120
WILLIAMSVILLE, NY 14221
Radiology (Diagnostic Radiology)
111 N MAPLEMERE RD STE 120
WILLIAMSVILLE, NY 14221

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Merrie Oei's NPI number?

The NPI number for Merrie Oei is 1801247713. It was assigned to this individual provider in the NPPES registry on June 22, 2016.

Where is Merrie Oei located?

Merrie Oei practices at 111 N Maplemere Rd Ste 120, Williamsville, NY 14221. The listed phone number is (716) 836-4646.

What is Merrie Oei's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Merrie Oei enrolled in Medicare?

Yes. Merrie Oei is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Merrie Oei affiliated with any hospitals?

According to CMS data, Merrie Oei is affiliated with Kaleida Health, Erie County Medical Center and Mercy Hospital Of Buffalo.

When was this NPI record last updated?

The NPPES record for Merrie Oei was last updated on August 21, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.