DR. BRIAN GENE CHOI M.D.
NPI 1801003801
Internal Medicine - Cardiovascular Disease in Washington, DC

Q: What is Brian Choi's NPI number?

The NPI number for Brian Choi is 1801003801. It was assigned to this individual provider in the NPPES registry on May 17, 2007.

Q: What is Brian Choi'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 Brian Choi was last updated on April 7, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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 May 17, 2007PECOS EnrolledAccepts Medicare Assignment

2150 PENNSYLVANIA AVE NW, SUITE 4-417, WASHINGTON, DC 20037(202) 741-2323 Get Directions Write a Review

NPPES record last updated: April 7, 2009. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Dr. Brian Gene Choi M.d. NPPES

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

DR. BRIAN GENE CHOI M.D. (NPI 1801003801) is an individual cardiovascular disease provider in Washington, District Of Columbia, licensed in New York (228797) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Frederick Health Hospital, and is a graduate of Perelman School Of Med At The University Of Pennsylvania (2002).

NPPES Registry Identity

NPI1801003801

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDR. BRIAN GENE CHOICredential: M.D.

Location Address2150 PENNSYLVANIA AVE NW, SUITE 4-417Washington, DC 20037-3201

Mailing Address2150 Pennsylvania Ave Nw, Suite 4-417Washington, DC 20037-3201 · (202) 741-2323

Phone(202) 741-2323

Sole ProprietorNo

Medical School CMSPerelman School Of Med At The University Of PennsylvaniaGraduated 2002

Enumeration DateMay 17, 2007

Last NPPES UpdateApril 7, 2009

✔ NPI 1801003801 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in NY · 228797

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.

Also ListedInternal MedicineTaxonomy 207R00000X · License 228797 (NY)

2150 PENNSYLVANIA AVE NW, Washington, DC 20037

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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. Brian Gene Choi 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 ID7719054642

PECOS Enrollment IDI20080918000541

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

Medical Faculty Associates, Inc

Same address

Anesthesiology

2150 PENNSYLVANIA AVE NW, SUITE 10-409A
Washington, DC 20037

Reassigned Medicare billing, District of Columbia enrollment
1,275 clinicians in this Medicare group

NPI 1417990581 (202) 741-3350

Virginia Hospital Center Physician Group, LLC

4.3 mi

Plastic and Reconstructive Surgery

1625 N GEORGE MASON DR, SUITE 315
Arlington, VA 22205

Reassigned Medicare billing, District of Columbia enrollment
436 clinicians in this Medicare group

NPI 1174965057 (703) 717-4217

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 18

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.

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.

300 services292 patients

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

243 services239 patients

Injection, regadenoson, 0.1 mg J2785

Regadenoson injection, 0.1 mg, is a medication used to help visualize the heart during a stress test. It works by increasing blood flow in the arteries of the heart. It's injected into a vein and is generally well-tolerated.

172 services43 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

124 services92 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

117 services47 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

68 services67 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 93015

An exercise or drug-induced heart stress test with ECG is a procedure performed by a doctor to assess how your heart responds to exertion. It involves monitoring your heart's electrical activity while you exercise or after medication is given to mimic exercise effects.

61 services61 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

54 services54 patients

Technetium tc-99m sestamibi, diagnostic, per study dose A9500

Technetium Tc-99m Sestamibi is a diagnostic test used to create images of your heart or breast tissues. It involves a safe radioactive substance injection that helps doctors to detect any abnormalities or changes in these tissues.

54 services54 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

44 services43 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.

39 services36 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 93016

An exercise or drug-induced heart stress test with ECG involves monitoring your heart's activity while it's under stress, either from exercise or medication. A doctor supervises the entire procedure to ensure safety and accuracy in results. This test helps detect heart problems.

30 services30 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

An exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.

30 services30 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

23 services23 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

23 services23 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

15 services14 patients

Hospital discharge day management, 30 minutes or less 99238

Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.

12 services12 patients

Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report 93351

This procedure involves using ultrasound technology to create images of your heart while you rest, exercise, or undergo drug-induced stress. An ECG continuously monitors your heart's electrical activity. It helps doctors assess heart health and function.

11 services11 patients

Hospital Affiliations CMS Care Compare

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

Frederick Health Hospital

Acute Care Hospitals · Frederick, MD

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number210005

Location400 West Seventh StFrederick, MD 21701 · Frederick County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20037 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

$147.85 typical visit price

range $65.18 – $194.86

Typical copayment $36.96 (range $16.29 – $48.71)

Most-billed visit code 99204

Established Patient

$80.66 typical visit price

range $21.40 – $158.88

Typical copayment $20.16 (range $5.35 – $39.72)

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.

LEI DU LYNN M.D.

Internal Medicine

2150 PENNSYLVANIA AVE NW, SUITE 5-416
WASHINGTON, DC 20037

District of Columbia (202) 741-2574

DR. ELLEN CURTIN MURPHY MD

Obstetrics & Gynecology (Obstetrics)

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-2500

DR. CHRISTOPHER DAVID BADGER MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

DR. MONICA MARIA MANRIQUE CASTRILLON MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

DR. STEVEN JOSEPH RALSTON MD

Obstetrics & Gynecology (Maternal & Fetal Medicine)

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-2500

ROBERT STEVEN SIEGEL M.D.

Internal Medicine (Hematology & Oncology)

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3333

JAMES DAVID KATZ M.D.

Internal Medicine (Rheumatology)

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-2222

SYLVIA MENTEER GONSAHN-BOLLIE M.D.

Internal Medicine

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-2222

MISS HELMA A PARIKH NURSE PRACTITIONER

Nurse Practitioner (Adult Health)

2150 PENNSYLVANIA AVE NW, SUITE 4-411
WASHINGTON, DC 20037

District of Columbia (202) 741-2323

HIRSH SHAH MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

QURRATUL-AIN DAR MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

SILVI SPIROLLARI POMEROY DO

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

MEGAN ANN MURPHY FNP

Nurse Practitioner (Family)

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-2223

MS. IRENA CULIC MS, PA-C

Physician Assistant

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 747-2600

DR. KEVIN KOSHY MATHEW MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

LINDSEY NGUYEN VU MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

JONATHAN WAINBLAT MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

RACHEL GARN

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

ANDRIANA DOLIBA

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

DR. RAPHAELA ANDREA GAME DO

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

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 Brian Choi's NPI number?

The NPI number for Brian Choi is 1801003801. It was assigned to this individual provider in the NPPES registry on May 17, 2007.

Where is Brian Choi located?

Brian Choi practices at 2150 Pennsylvania Ave NW Suite 4-417, Washington, DC 20037. The listed phone number is (202) 741-2323.

What is Brian Choi's specialty?

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

Is Brian Choi enrolled in Medicare?

Yes. Brian Choi 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 Brian Choi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Brian Choi reassigns Medicare benefits to 2 organizations: Medical Faculty Associates, Inc (Washington, DC) and Virginia Hospital Center Physician Group, LLC (Arlington, VA). 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 Brian Choi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Brian Choi affiliated with any hospitals?

According to CMS data, Brian Choi is affiliated with Frederick Health Hospital.

When was this NPI record last updated?

The NPPES record for Brian Choi was last updated on April 7, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.