DR. YEE SENG NG MD
NPI 1275897902
Radiology - Diagnostic Radiology in Seattle, WA

Q: What is Yee Seng Ng's NPI number?

The NPI number for Yee Seng Ng is 1275897902. It was assigned to this individual provider in the NPPES registry on June 27, 2012.

Q: What is Yee Seng Ng'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 Yee Seng Ng was last updated on March 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.

Active since June 27, 2012PECOS EnrolledAccepts Medicare Assignment

74.59/100

CMS Quality Rating

1959 NE PACIFIC ST, SEATTLE, WA 98195(206) 520-5000 Get Directions Write a Review

NPPES record last updated: March 4, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Mar 4, 2025, Sep 27, 2018, Aug 8, 2018 (3 updates tracked since 2018).

On this page

About Dr. Yee Seng Ng Md NPPES

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

DR. YEE SENG NG MD (NPI 1275897902) is an individual diagnostic radiology provider in Seattle, Washington, licensed in Washington (MD61632014) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS, is affiliated with University Of Washington Medical Ctr, and is a graduate of Other (2012).

NPPES Registry Identity

NPI1275897902

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameDR. YEE SENG NGCredential: MD

Location Address1959 NE PACIFIC STSeattle, WA 98195-9257

Mailing AddressPo Box 50095Seattle, WA 98145-5095 · (206) 520-5700

Phone(206) 520-5000

Sole ProprietorNo

Medical School CMSOtherGraduated 2012

Enumeration DateJune 27, 2012

Last NPPES UpdateMarch 4, 20253 updates tracked since enumeration

NPPES CertifiedMarch 4, 2025

✔ NPI 1275897902 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 WA · MD61632014✔ Licensed in TX · R5606

Definition

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

1959 NE PACIFIC ST, Seattle, WA 98195

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Accepted Insurance

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

Dr. Yee Seng Ng 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 ID3476801622

PECOS Enrollment IDI20250226003973

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 Yee Seng Ng reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The Association Of University Physicians

3.3 mi

Anesthesiology

701 5TH AVE, SUITE 700
Seattle, WA 98104

Reassigned Medicare billing, Washington enrollment
4,364 clinicians in this Medicare group

NPI 1023041159 (206) 543-6420

University Of Texas Southwestern Medical Center At Dallas

1,376 mi

Internal Medicine

1625 MEDICAL CENTER DR
El Paso, TX 79902

Reassigned Medicare billing, Texas enrollment
5,299 clinicians in this Medicare group

NPI 1235384199 (214) 645-0624

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 23

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 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.

175 services137 patients

Ultrasound scan of head and neck soft tissue 76536

An ultrasound scan of the head and neck soft tissue is a non-invasive procedure that uses sound waves to create images of the soft tissues in these areas. It helps identify any abnormalities or issues, such as tumors, cysts, or infections. It's painless and doesn't involve radiation.

126 services124 patients

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.

69 services63 patients

Complete ultrasound scan behind abdominal cavity 76770

A complete ultrasound scan behind the abdominal cavity is a non-invasive imaging procedure. It uses sound waves to create pictures of the structures and organs located at the back of your abdomen. It helps in diagnosing health conditions and monitoring ongoing treatments.

61 services61 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.

49 services48 patients

Fine needle aspiration biopsy using ultrasound guidance, first growth 10005

Fine needle aspiration biopsy with ultrasound guidance is a procedure where a thin needle is inserted into a growth to extract a small sample. Ultrasound helps accurately locate the growth. This sample is then analyzed to determine the nature of the growth.

47 services47 patients

Ultrasound scan of head and neck soft tissue 76536

46 services46 patients

Limited ultrasound scan of abdomen 76705

35 services33 patients

Imaging for evaluation of swallowing function 74230

This process, known as a swallowing study, uses imaging technology to view how food and liquid move from your mouth to your stomach. It helps identify any issues you may have swallowing, which can be crucial for determining the best treatment plan.

29 services29 patients

Ct scan of abdomen and pelvis with contrast 74177

26 services25 patients

Mri scan of abdomen before and after contrast 74183

An MRI scan of the abdomen before and after contrast provides detailed images of your abdominal organs. Initially, images are taken without a contrast agent. Then, a safe dye is administered, usually via an IV, to highlight certain areas, giving a clearer picture to help diagnose various conditions.

22 services22 patients

Ultrasound scan of organ tissue for measuring elasticity 76981

An ultrasound scan of organ tissue measures elasticity, or flexibility. This non-invasive procedure uses sound waves to create images of the inside of your body. It helps in assessing the health of various organs by detecting changes in their stiffness or softness.

22 services22 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.

22 services22 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.

21 services21 patients

Complete ultrasound scan of abdomen 76700

A complete ultrasound scan of the abdomen is a non-invasive imaging procedure. It uses sound waves to produce images of the organs in your abdomen, such as the liver, gallbladder, spleen, pancreas, and kidneys. It helps in diagnosing, monitoring, and planning treatments.

21 services21 patients

Complete ultrasound scan behind abdominal cavity 76770

20 services20 patients

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

20 services20 patients

Limited ultrasound scan of joint or other extremity structure except blood vessels 76882

A limited ultrasound scan of a joint or other extremity structure lacking blood vessels is a non-invasive procedure that uses sound waves to create images of the inside of your body. This helps in diagnosing and monitoring conditions related to your joints or other similar structures.

18 services16 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.

18 services17 patients

Ct scan of abdomen and pelvis before and after contrast 74178

A CT scan of your abdomen and pelvis with and without contrast helps visualize your internal organs better. Contrast is a special dye that improves the clarity of the images. It's taken orally or injected into your veins before the scan. The process is painless and quick.

16 services16 patients

Mri scan of abdomen before and after contrast 74183

14 services14 patients

Ultrasonic guidance for needle placement 76942

Ultrasonic guidance for needle placement is a technique where sound waves create images that help accurately position the needle during procedures. This method ensures precision, minimizes discomfort, and increases safety.

14 services14 patients

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

14 services14 patients

Hospital Affiliations CMS Care Compare 2

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

University Of Washington Medical Ctr

Acute Care Hospitals · Seattle, WA

3/5 CMS rating

OwnershipGovernment - State

CMS Certification Number500008

Location1959 NE Pacific St Box 356151Seattle, WA 98195 · King County

Emergency services Birthing friendly

Harborview Medical Center

Acute Care Hospitals · Seattle, WA

1/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number500064

Location325 9th AvenueSeattle, WA 98104 · King County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98195 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

$97.43 typical visit price

range $63.67 – $189.37

Typical copayment $24.35 (range $15.91 – $47.34)

Most-billed visit code 99203

Established Patient

$78.74 typical visit price

range $21.12 – $155.00

Typical copayment $19.68 (range $5.28 – $38.75)

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.

74.59/100

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

Scored as part of a group practice

Quality

56.12

Promoting Interoperability

100

Improvement Activities

Cost

59.2

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.

LEONIE A NEVILLE PHARMD

Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)

1959 NE PACIFIC ST
SEATTLE, WA 98195

King County (206) 598-4874

ALISA BETH KACHIKIS M.D.

Obstetrics & Gynecology (Maternal & Fetal Medicine)

1959 NE PACIFIC ST, 3RD FLOOR SW 350
SEATTLE, WA 98195

King County (206) 598-4070

MS. MARY PATRICIA DODGE MS, OTR/L

Occupational Therapist

1959 NE PACIFIC ST, MAILBOX 356490
SEATTLE, WA 98195

King County (206) 598-4830

RIKA SHIRAKAWA M.D.

Ophthalmology

1959 NE PACIFIC ST, BOX 365485
SEATTLE, WA 98195

King County (206) 558-9616

VEDA TSOI M.D.

Anesthesiology

1959 NE PACIFIC ST
SEATTLE, WA 98195

King County (801) 556-7628

KATHRYN TAMURA PHARM.D.

Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)

1959 NE PACIFIC ST, BOX 356015
SEATTLE, WA 98195

King County (206) 598-6060

DR. MARK ROBERT, MICHAEL KILGORE M.D.

Pathology (Anatomic Pathology & Clinical Pathology)

1959 NE PACIFIC ST, BOX 356100
SEATTLE, WA 98195

King County (206) 598-1821

DR. SERKAN MEHMET SAHIN M.D.

Hospitalist

1959 NE PACIFIC ST
SEATTLE, WA 98195

King County (206) 543-6420

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 Yee Seng Ng's NPI number?

The NPI number for Yee Seng Ng is 1275897902. It was assigned to this individual provider in the NPPES registry on June 27, 2012.

Where is Yee Seng Ng located?

Yee Seng Ng practices at 1959 NE Pacific St, Seattle, WA 98195. The listed phone number is (206) 520-5000.

What is Yee Seng Ng's specialty?

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

Is Yee Seng Ng enrolled in Medicare?

Yes. Yee Seng Ng 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 Yee Seng Ng's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Yee Seng Ng reassigns Medicare benefits to 2 organizations: The Association Of University Physicians (Seattle, WA) and University Of Texas Southwestern Medical Center At Dallas (El Paso, TX). 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 Yee Seng Ng's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Yee Seng Ng accept?

Health plans from Blue Cross and Blue Shield of Texas and Premera Blue Cross Blue Shield of Alaska list Yee Seng Ng 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 Yee Seng Ng affiliated with any hospitals?

According to CMS data, Yee Seng Ng is affiliated with University Of Washington Medical Ctr and Harborview Medical Center.

When was this NPI record last updated?

The NPPES record for Yee Seng Ng was last updated on March 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.