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ALEXANDER SEUNG-HWAN OH MD
NPI 1871121582
Radiology - Diagnostic Radiology in Plano, TX

Active since March 29, 2020PECOS EnrolledAccepts Medicare Assignment
6200 W PARKER RD, PLANO, TX 75093(972) 981-8000 Get Directions Write a Review

NPPES record last updated: June 10, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Sep 18, 2025, Mar 29, 2020 (2 updates tracked since 2020).

About Alexander Seung-hwan Oh Md NPPES

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

ALEXANDER SEUNG-HWAN OH MD (NPI 1871121582) is an individual diagnostic radiology provider in Plano, Texas, licensed in Texas (U6309) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, is affiliated with University Of Texas Medical Branch Galveston, and is a graduate of University Of Texas Medical Branch At Galveston (2020).

NPPES Registry Identity

NPI1871121582
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameALEXANDER SEUNG-HWAN OHCredential: MD
Location Address6200 W PARKER RDPlano, TX 75093-8185
Mailing Address1820 Preston Park Blvd Ste 2400Plano, TX 75093-3716 · (972) 867-7862
Phone(972) 981-8000
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 2020
Enumeration DateMarch 29, 2020
Last NPPES UpdateJune 10, 20262 updates tracked since enumeration
NPPES CertifiedJune 10, 2026
✔ NPI 1871121582 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License✔ Licensed in TX · U6309
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
6200 W PARKER RD, Plano, TX 75093
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

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

Alexander Seung-hwan Oh Md 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 ID6002231578
PECOS Enrollment IDI20250916002837
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 2

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.
59 services43 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.
13 services13 patients

Hospital Affiliations CMS Care Compare

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

University Of Texas Medical Branch Galveston

Acute Care Hospitals · Galveston, TX
3/5 CMS rating
OwnershipGovernment - State
CMS Certification Number450018
Location301 University BoulevardGalveston, TX 77555 · Galveston County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75093 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
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
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.

DR. MARIA LOVE LEE M.D.
Internal Medicine
6200 W PARKER RD
PLANO, TX 75093
Collin County (972) 293-5151
AISHWARYA JUTTU
Student in an Organized Health Care Education/Training Program
6200 W PARKER RD
PLANO, TX 75093
Collin County (972) 981-7255
PAUL GERARD BOULET
Student in an Organized Health Care Education/Training Program
6200 W PARKER RD
PLANO, TX 75093
Collin County (972) 981-8000
TAYLOR NICOLE MCFARLIN CRNA
Nurse Anesthetist, Certified Registered
6200 W PARKER RD
PLANO, TX 75093
Collin County (972) 981-8000
PHYSICIAN ASSISTANT SERVICES OF TEXAS L.L.P
Physician Assistant (Medical)
6200 W PARKER RD
PLANO, TX 75093
Collin County (972) 599-0080
MR. AHMED Z SYED P.A.
Physician Assistant (Surgical)
6200 W PARKER RD
PLANO, TX 75093
Collin County (214) 808-3559
IJEOMA IKEH NP
Nurse Practitioner (Psychiatric/Mental Health)
6200 W PARKER RD
PLANO, TX 75093
Collin County (864) 529-1674
DR. RYAN MCELROY MD
Pediatrics
6200 W PARKER RD, SUITE 410
PLANO, TX 75093
Collin County (972) 981-8380

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 Alexander Oh's NPI number?

The NPI number for Alexander Oh is 1871121582. It was assigned to this individual provider in the NPPES registry on March 29, 2020.

Where is Alexander Oh located?

Alexander Oh practices at 6200 W Parker Rd, Plano, TX 75093. The listed phone number is (972) 981-8000.

What is Alexander Oh's specialty?

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

Is Alexander Oh enrolled in Medicare?

Yes. Alexander Oh 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.

What insurance does Alexander Oh accept?

Health plans from Blue Cross and Blue Shield of Texas list Alexander Oh as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Alexander Oh affiliated with any hospitals?

According to CMS data, Alexander Oh is affiliated with University Of Texas Medical Branch Galveston.

When was this NPI record last updated?

The NPPES record for Alexander Oh was last updated on June 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.