Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. BYUNGSOO KIM M.D.
NPI 1851363501
Internal Medicine - Cardiovascular Disease in Tamuning, GU

Q: What is Byungsoo Kim's NPI number?

The NPI number for Byungsoo Kim is 1851363501. It was assigned to this individual provider in the NPPES registry on February 6, 2006.

Q: What is Byungsoo Kim's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Q: When was this NPI record last updated?

The NPPES record for Byungsoo Kim was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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 February 06, 2006PECOS Enrolled

100/100

CMS Quality Rating

472 CHALAN SAN ANTONIO, TAMUNING, GU 96913(671) 646-3880(671) 646-3887 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Dr. Byungsoo Kim M.d. NPPES

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

DR. BYUNGSOO KIM M.D. (NPI 1851363501) is an individual cardiovascular disease provider in Tamuning, Guam, licensed in Guam (M 1020) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with Guam Memorial Hospital Authority, and is a graduate of Other (1972).

NPPES Registry Identity

NPI1851363501

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDR. BYUNGSOO KIMCredential: M.D.

Location Address472 CHALAN SAN ANTONIOTamuning, GU 96913-3605

Mailing AddressPo Box 6398Tamuning, GU 96931-6398 · (671) 646-3880 · Fax (671) 646-3887

Phone(671) 646-3880

Fax(671) 646-3887

Sole ProprietorNo

Medical School CMSOtherGraduated 1972

Enumeration DateFebruary 6, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1851363501 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in GU · M 1020

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

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. Byungsoo Kim 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 ID6608773015

PECOS Enrollment IDI20031215000583

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 3

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.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.

571 services263 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.

317 services283 patients

Ultrasound of heart, follow-up 93308

A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.

11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

Guam Memorial Hospital Authority

Acute Care Hospitals · Tamuning, GU

2/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number650001

Location85O Gov Carlos G Camacho RoadTamuning, GU 96913 · Guam County

Emergency services

Guam Regional Medical City

Acute Care Hospitals · Dededo, GU

OwnershipVoluntary non-profit - Private

CMS Certification Number650003

Location133 Route 3Dededo, GU 96929 · Guam County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 96913 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

$136.68 typical visit price

range $60.53 – $180.05

Typical copayment $34.17 (range $15.13 – $45.01)

Most-billed visit code 99204

Established Patient

$74.92 typical visit price

range $20.09 – $147.56

Typical copayment $18.73 (range $5.02 – $36.89)

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.

100/100

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

Scored as part of a group practice

Quality

92.62

Improvement Activities

Cost

100

Other Providers at the Same Location NPPES 16

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

SAGUA MANAGU

Clinic/Center (Birthing)

472 CHALAN SAN ANTONIO, PE MAR PLACE
TAMUNING, GU 96913

Guam (671) 647-1830

MRS. JESSICA EVELYN GOW-LEE CNM

Advanced Practice Midwife

472 CHALAN SAN ANTONIO
TAMUNING, GU 96913

Guam (671) 646-8881

ROSEMARIE B. CAMACHO COUNSELING SERVICES, PC

Community/Behavioral Health

472 CHALAN SAN ANTONIO, SUITE 105
TAMUNING, GU 96913

Guam (671) 649-2080

STEPHANIE VELSMID RN CNM

Midwife

472 CHALAN SAN ANTONIO, PE MAR PLACE
TAMUNING, GU 96913

Guam (671) 647-1830

DR. HOPE A. CRISTOBAL PSY.D.

Psychologist (Clinical)

472 CHALAN SAN ANTONIO, STE 105
TAMUNING, GU 96913

Guam (671) 649-2080

DR. KAMALA THANAPANDIAN MD

Obstetrics & Gynecology

472 CHALAN SAN ANTONIO
TAMUNING, GU 96913

Guam (671) 647-1830

LENORA MATANANE

Dietitian, Registered

472 CHALAN SAN ANTONIO
TAMUNING, GU 96913

Guam (671) 647-1830

MS. JEANELLE MARTINEZ CNM

Advanced Practice Midwife

472 CHALAN SAN ANTONIO, PEMAR PLACE
TAMUNING, GU 96913

Guam (671) 647-1830

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 Byungsoo Kim's NPI number?

The NPI number for Byungsoo Kim is 1851363501. It was assigned to this individual provider in the NPPES registry on February 6, 2006.

Where is Byungsoo Kim located?

Byungsoo Kim practices at 472 Chalan San Antonio, Tamuning, GU 96913. The listed phone number is (671) 646-3880.

What is Byungsoo Kim's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Byungsoo Kim enrolled in Medicare?

Yes. Byungsoo Kim 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 Byungsoo Kim affiliated with any hospitals?

According to CMS data, Byungsoo Kim is affiliated with Guam Memorial Hospital Authority and Guam Regional Medical City.

When was this NPI record last updated?

The NPPES record for Byungsoo Kim was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 27 days 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.