WILLY HWANG M.D.
NPI 1427254457
Radiology - Diagnostic Radiology in Houston, TX

Q: What is Willy Hwang's NPI number?

The NPI number for Willy Hwang is 1427254457. It was assigned to this individual provider in the NPPES registry on June 26, 2007.

Q: What is Willy Hwang's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Willy Hwang was last updated on October 19, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.

Active since June 26, 2007PECOS EnrolledAccepts Medicare Assignment

83.13/100

CMS Quality Rating

7026 OLD KATY RD, SUITE 276, HOUSTON, TX 77024(713) 621-7436(713) 963-9051 Get Directions Write a Review

NPPES record last updated: October 19, 2015. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Willy Hwang M.d. NPPES

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

WILLY HWANG M.D. (NPI 1427254457) is an individual diagnostic radiology provider in Houston, Texas, licensed in Texas (Q5672) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS, is affiliated with Memorial Hermann Hospital System, and is a graduate of Baylor College Of Medicine (2004).

NPPES Registry Identity

NPI1427254457

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameWILLY HWANGCredential: M.D.

Location Address7026 OLD KATY RD, SUITE 276Houston, TX 77024-2133

Mailing Address7026 Old Katy Rd, Suite 276Houston, TX 77024-2133 · (713) 621-7436 · Fax (713) 963-9051

Phone(713) 621-7436

Fax(713) 963-9051

Sole ProprietorNo

Medical School CMSBaylor College Of MedicineGraduated 2004

Enumeration DateJune 26, 2007

Last NPPES UpdateOctober 19, 2015

✔ NPI 1427254457 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 TX · Q5672✔ Licensed in MD · D68527✔ Licensed in MO · 2005020162

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

7026 OLD KATY RD, Houston, TX 77024

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Other Identifiers 2

Medicaid022640800MD

Medicare PIN153674YSJMD

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Blue Cross Blue Shield of Arizona, Sendero Health Plans, Local Nonprofit.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Willy Hwang 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 ID547311128

PECOS Enrollment IDI20151112001064

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.

Medicare Billing Reassignments

Medicare enrollment records show Willy Hwang reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Synergy Radiology Associates PLLC

0.1 mi

Body Imaging

7026 OLD KATY RD, SUITE 276
Houston, TX 77024

Reassigned Medicare billing, Texas enrollment
140 clinicians in this Medicare group

NPI 1902802986 (713) 621-7436

Singleton Associates PA

27 mi

Diagnostic Radiology

9250 PINECROFT DR
Shenandoah, TX 77380

Reassigned Medicare billing, Texas enrollment
1,278 clinicians in this Medicare group

NPI 1487811766 (936) 266-2000

Eagle Partners, PLLC

358 mi

Diagnostic Radiology

2621 N WHISENANT DR
Duncan, OK 73533

Reassigned Medicare billing, Texas enrollment
192 clinicians in this Medicare group

NPI 1548450976 (580) 252-5300

Florida Radiology Consultants P A

855 mi

Diagnostic Radiology

2776 CLEVELAND AVE, DEPT. OF RADIOLOGY
Fort Myers, FL 33901

Reassigned Medicare billing, Texas enrollment
4 clinicians in this Medicare group

NPI 1518911668 (239) 331-5566

Sonoran Radiology Ltd

999 mi

Vascular & Interventional Radiology

1400 S DOBSON RD
Mesa, AZ 85202

Reassigned Medicare billing, Arizona and Texas enrollments
447 clinicians in this Medicare group

NPI 1033745708 (623) 299-8743

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 20

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.

Ct scan of abdomen and pelvis with contrast 74177

A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.

259 services255 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.

168 services159 patients

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.

154 services148 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.

127 services126 patients

Ct scan of abdomen and pelvis without contrast 74176

A CT scan of the abdomen and pelvis is a non-invasive medical test. It uses special X-ray equipment to create detailed images of your abdominal and pelvic areas. This helps doctors examine organs, tissues, and vessels. No contrast dye is used in this procedure.

113 services112 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.

107 services107 patients

Ct scan of chest with contrast 71260

A CT scan of the chest with contrast is an imaging procedure. A special dye (contrast) is used to highlight specific areas in your body, providing clearer pictures of your chest. This helps in diagnosing conditions related to your lungs, heart, and other chest structures.

101 services100 patients

Ct scan of chest without contrast 71250

A CT scan of the chest without contrast is a non-invasive imaging procedure. It uses special X-ray equipment to produce detailed images of your chest area, including your lungs and heart. It can help diagnose conditions such as lung diseases or heart disorders. It doesn't involve any dyes or contrast agents.

71 services71 patients

Ct scan of blood vessels of abdomen and pelvis with contrast 74174

A CT scan of the abdomen and pelvis with contrast is a medical imaging procedure. A special dye, called contrast, is used to make blood vessels more visible. The scan produces detailed images of your abdomen and pelvis, helping doctors to diagnose conditions or plan treatments.

60 services59 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.

46 services46 patients

Ct scan of face without contrast 70486

A CT scan of the face without contrast is a non-invasive imaging procedure. It uses X-rays to create detailed pictures of your face, including bones, soft tissues, and blood vessels. It's often used to diagnose diseases, injuries, or abnormalities. No contrast dye is used in this procedure.

41 services41 patients

Ultrasound study of arm or leg veins with compression and maneuvers 93970

An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.

22 services22 patients

X-ray of thigh bone, minimum 2 views 73552

An X-ray of the thigh bone is a non-invasive imaging test. It involves passing a small amount of radiation through the thigh to produce images of the bone structure. At least two different angles are captured for a comprehensive view. This helps detect fractures, infections, or other abnormalities.

18 services17 patients

X-ray of pelvis, 1-2 views 72170

An X-ray of the pelvis, 1-2 views, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the lower part of your torso. These images help to detect any abnormalities or injuries in your hip bones and surrounding structures.

16 services16 patients

X-ray of hip, 2-3 views 73502

An X-ray of the hip with 2-3 views is a non-invasive imaging test. It uses a small amount of radiation to produce pictures of the hip joint. These images help in diagnosing conditions like fractures, arthritis, or other abnormalities. The process is quick and painless.

15 services15 patients

Limited ultrasound scan of abdomen 76705

A limited ultrasound scan of the abdomen is a non-invasive imaging test. It uses sound waves to produce images of the abdominal organs such as the liver, gallbladder, spleen, pancreas, and kidneys. This helps to identify any abnormalities or issues.

14 services14 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

Ct scan of lower spine without contrast 72131

A CT scan of the lower spine without contrast is a non-invasive imaging test. It uses X-rays to create detailed images of your lower back area, helping to detect conditions like fractures, infections, or tumors. It's painless and generally quick.

13 services13 patients

Ct scan of pelvis without contrast 72192

A CT scan of the pelvis without contrast is a non-invasive imaging test. It uses X-rays to create detailed pictures of your lower abdomen area. It helps in detecting issues like injuries, inflammation, or abnormal growths. It doesn't involve any dye injection.

11 services11 patients

X-ray of lower leg, 2 views 73590

An X-ray of the lower leg, 2 views, is a quick, painless test that produces images of the bones in your lower leg. It helps to identify fractures, infections, or diseases. Two different angles are used to provide a comprehensive view of the leg's structure.

11 services11 patients

Hospital Affiliations CMS Care Compare 5

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

Memorial Hermann Hospital System

Acute Care Hospitals · Houston, TX

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450184

Location1635 North Loop WestHouston, TX 77008 · Harris County

Emergency services Birthing friendly

Hca Houston Healthcare Conroe

Acute Care Hospitals · Conroe, TX

2/5 CMS rating

OwnershipProprietary

CMS Certification Number450222

Location504 Medical Center BlvdConroe, TX 77304 · Montgomery County

Emergency services Birthing friendly

Hca Houston Healthcare Kingwood

Acute Care Hospitals · Kingwood, TX

3/5 CMS rating

OwnershipProprietary

CMS Certification Number450775

Location22999 Us Hwy 59Kingwood, TX 77325 · Harris County

Emergency services Birthing friendly

Memorial Hermann Katy Hospital

Acute Care Hospitals · Katy, TX

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450847

Location23900 Katy FreewayKaty, TX 77494 · Fort Bend County

Emergency services Birthing friendly

Hca Houston Healthcare Pearland

Acute Care Hospitals · Pearland, TX

3/5 CMS rating

OwnershipProprietary

CMS Certification Number670106

Location11100 Shadow Creek ParkwayPearland, TX 77584 · Brazoria County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77024 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

$90.40 typical visit price

range $58.24 – $176.98

Typical copayment $22.60 (range $14.56 – $44.24)

Most-billed visit code 99203

Established Patient

$72.62 typical visit price

range $18.60 – $143.93

Typical copayment $18.15 (range $4.65 – $35.98)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

83.13/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

80.16

Improvement Activities

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.

AMIT MITTAL M.D.

Radiology (Diagnostic Radiology)

7026 OLD KATY RD, SUITE 276
HOUSTON, TX 77024

Harris County (713) 621-7436

DR. RAGHURAM KRISHNA RAO M.D.

Radiology (Diagnostic Radiology)

7026 OLD KATY RD, SUITE 276
HOUSTON, TX 77024

Harris County (713) 621-7436

DAVID J. MOELLER M.D.

Radiology (Neuroradiology)

7026 OLD KATY RD, SUITE 276
HOUSTON, TX 77024

Harris County (713) 621-7436

HEIDI LOFTON APRN, FNP-C

Nurse Practitioner (Family)

7026 OLD KATY RD
HOUSTON, TX 77024

Harris County (713) 621-7436

DR. REENA ANIL VASHI M.D.

Radiology (Diagnostic Radiology)

7026 OLD KATY RD, SUITE 276
HOUSTON, TX 77024

Harris County (713) 621-7436

JEFFREY R GOLDSTEIN M.D.

Radiology (Vascular & Interventional Radiology)

7026 OLD KATY RD, SUITE 276
HOUSTON, TX 77024

Harris County (713) 621-7436

DR. RACHEL ELIZABETH PERRY M.D.

Radiology (Diagnostic Radiology)

7026 OLD KATY RD, SUITE 276
HOUSTON, TX 77024

Harris County (713) 621-7436

DR. PATRICK R. JOHNSON MD

Radiology (Diagnostic Radiology)

7026 OLD KATY RD, SUITE 276
HOUSTON, TX 77024

Harris County (713) 621-7436

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 Willy Hwang's NPI number?

The NPI number for Willy Hwang is 1427254457. It was assigned to this individual provider in the NPPES registry on June 26, 2007.

Where is Willy Hwang located?

Willy Hwang practices at 7026 Old Katy Rd Suite 276, Houston, TX 77024. The listed phone number is (713) 621-7436.

What is Willy Hwang's specialty?

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

Is Willy Hwang enrolled in Medicare?

Yes. Willy Hwang 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.

Which organizations bill Medicare for Willy Hwang's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Willy Hwang reassigns Medicare benefits to 5 organizations: Synergy Radiology Associates PLLC (Houston, TX), Singleton Associates PA (Shenandoah, TX), Eagle Partners, PLLC (Duncan, OK), Florida Radiology Consultants P A (Fort Myers, FL) and Sonoran Radiology Ltd (Mesa, AZ). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Willy Hwang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Willy Hwang accept?

Health plans from Blue Cross Blue Shield of Arizona, Blue Cross and Blue Shield of Texas and Sendero Health Plans, Local Nonprofit list Willy Hwang 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 Willy Hwang affiliated with any hospitals?

According to CMS data, Willy Hwang is affiliated with Memorial Hermann Hospital System, Hca Houston Healthcare Conroe, Hca Houston Healthcare Kingwood, Memorial Hermann Katy Hospital and Hca Houston Healthcare Pearland.

When was this NPI record last updated?

The NPPES record for Willy Hwang was last updated on October 19, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.