DR. JOSHUA SHIGERU YAMAMOTO M.D.
NPI 1639172174
Internal Medicine - Cardiovascular Disease in Washington, DC

Q: What is Joshua Yamamoto's NPI number?

The NPI number for Joshua Yamamoto is 1639172174. It was assigned to this individual provider in the NPPES registry on May 30, 2005.

Q: What is Joshua Yamamoto'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 Joshua Yamamoto was last updated on November 3, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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 30, 2005PECOS Enrolled

19.93/100

CMS Quality Rating

3301 NEW MEXICO AVE NW, STE 202, WASHINGTON, DC 20016(202) 243-0271(202) 537-0075 Get Directions Write a Review

NPPES record last updated: November 3, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Joshua Shigeru Yamamoto M.d. NPPES

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

DR. JOSHUA SHIGERU YAMAMOTO M.D. (NPI 1639172174) is an individual cardiovascular disease provider in Washington, District Of Columbia, licensed in District Of Columbia (MD035778) and active in the NPI registry since May 2005. He is enrolled in Medicare PECOS and is a graduate of Geisel School Of Medicine At Dartmouth (1994).

NPPES Registry Identity

NPI1639172174

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDR. JOSHUA SHIGERU YAMAMOTOCredential: M.D.

Location Address3301 NEW MEXICO AVE NW, STE 202Washington, DC 20016-3627

Mailing Address3301 New Mexico Ave Nw, Ste 202Washington, DC 20016-3627 · (202) 243-0271 · Fax (202) 537-0075

Phone(202) 243-0271

Fax(202) 537-0075

Sole ProprietorNo

Medical School CMSGeisel School Of Medicine At DartmouthGraduated 1994

Enumeration DateMay 30, 2005

Last NPPES UpdateNovember 3, 2016

✔ NPI 1639172174 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

Licenses✔ Licensed in DC · MD035778✔ Licensed in MD · D0051320

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.

3301 NEW MEXICO AVE NW, Washington, DC 20016

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Other Identifiers 3

Medicare PIN182141YKHADC

OtherP01143959DC · Railroad Medicare

Medicare UPINI46918MD

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Joshua Shigeru Yamamoto M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6709807886

PECOS Enrollment IDI20051216000344

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 Reassignment

Medicare enrollment records show Joshua Yamamoto reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Foxhall Medicine, PLLC

Same address

Cardiovascular Disease

3301 NEW MEXICO AVE NW, SUITE 202
Washington, DC 20016

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

NPI 1588914980 (202) 243-0271

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 21

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

1,629 services773 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.

831 services664 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.

803 services551 patients

Ultrasound of both sides of head and neck blood flow 93880

An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.

519 services501 patients

Programming of dual lead pacemaker system 93280

Programming of a dual lead pacemaker system is a procedure to adjust your heart's pacemaker settings. This process involves a small device, called a programmer, that communicates with your pacemaker to ensure it's working optimally for your heart's needs.

295 services183 patients

Programming of cardiac rhythm monitor system 93285

Programming of a cardiac rhythm monitor system involves setting up a device to track your heart's activity. This helps identify irregular heartbeats or rhythms. The data collected assists your healthcare team in making accurate treatment decisions.

266 services116 patients

Advance care planning, first 30 minutes 99497

Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.

180 services163 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.

136 services133 patients

Evaluation of cardiac rhythm monitor system, remote up to 30 days 93298

This procedure involves remotely monitoring your heart rhythm for up to 30 days. A small device will record your heart's activity, which can be accessed by your healthcare team. This aids in diagnosing any irregularities or issues with your heart function.

108 services20 patients

Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts 93978

This procedure involves using sound waves to create images of your aorta, vena cava, groin vessels, or bypass grafts. It helps to detect abnormalities or blockages, ensuring your blood flows smoothly. It's painless and non-invasive.

102 services101 patients

Heart rhythm recording of continous external ekg over 8-15 days 93246

A heart rhythm recording is a non-invasive procedure where a small device, attached externally, monitors your heart's electrical activity for 8-15 days. It helps detect irregular heart rhythms, assess heart rate, and guide treatment decisions. It's safe, painless, and can be done during normal daily activities.

99 services97 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.

94 services94 patients

Insertion of heart rhythm monitor under skin 33285

The insertion of a heart rhythm monitor under the skin is a procedure to track your heart's activity. A small device is placed under your skin, recording your heart's rhythms continuously. This helps identify irregular heartbeats or conditions, aiding in your treatment.

67 services66 patients

Programming of single lead pacemaker system 93279

Programming of a single lead pacemaker system involves adjusting the pacemaker's settings to suit your heart's unique needs. This is done using a special device that communicates with the pacemaker, ensuring it helps your heart beat at an optimal rate.

40 services28 patients

Removal of heart rhythm monitor from under the skin 33286

This procedure involves the careful removal of a heart rhythm monitor, a device implanted under the skin to track your heart's activity. A healthcare professional will make a small incision, extract the monitor, and then close the wound. It's a safe, routine procedure.

37 services36 patients

Recording of upper heart chamber rhythm 93602

Recording of upper heart chamber rhythm is a diagnostic process that captures the electrical activity of your heart's upper chambers, or atria. This helps identify any irregularities in your heart rhythm, providing crucial information for your doctor to make an accurate diagnosis.

33 services33 patients

Recording of right lower heart chamber rhythm 93603

Recording of right lower heart chamber rhythm is a procedure to monitor the electrical activity of your heart's lower right chamber. It helps to detect irregular heartbeats or conditions that may cause heart problems. It's a crucial part of maintaining heart health.

33 services33 patients

Insertion of temporary pacemaker electrode for diagnostic upper heart pacing 93610

A temporary pacemaker electrode insertion is a procedure to help regulate your heart's rhythm. A small device sends electrical signals to your heart, encouraging it to beat at a normal rate. This is particularly useful for diagnosing issues in the upper part of your heart.

32 services32 patients

Insertion of pacemaker and upper and lower heart chamber electrode 33208

A pacemaker insertion is a procedure where a small device, called a pacemaker, is implanted under your skin. This device uses electrical pulses to prompt the heart to beat at a normal rate. Electrodes are placed in the upper and lower chambers of your heart to help regulate your heartbeat.

24 services24 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.

12 services12 patients

Heart rhythm review, and interpretation of continous external ekg over more than 48 hours up to 7 days 93244

A heart rhythm review involves monitoring your heart's electrical activity for more than 48 hours up to 7 days. Using a device called an external EKG, doctors can track your heartbeats to detect irregularities and help diagnose heart conditions.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20016 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.

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.

19.93/100

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

Individually scored

Quality

Improvement Activities

Cost

66.44

Reported Quality Measures

Documentation of Current Medications in the Medical Record

Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.

99%2,444 patients4/55-star benchmark: 100%

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

99%2,254 patients4/55-star benchmark: 100%

Medication Reconciliation

The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.

92%2,269 patients4/55-star benchmark: 100%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…

39%939 patients2/55-star benchmark: 97%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user

Patients tobacco: 100% · 662 patients

100%662 patients

Provide Patient Access

At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…

62%1,007 patients3/55-star benchmark: 100%

Request/Accept Summary of Care

For at least one transition of care or referral received or patient encounter in which the MIPS eligible clinician has never before encountered the patient, the MIPS eligible clinician receives or retrieves and incorporates into the patient's record an…

9%1,007 patients1/55-star benchmark: 100%

Secure Messaging

For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of certified EHR technology to the patient (or the patient-authorized representative), or in…

86%100 patients5/55-star benchmark: 75%

View, Download and Transmit (VDT)

During the performance period, at least one unique patient (or patient-authorized representatives) seen by the MIPS eligible clinician actively engages with the EHR made accessible by the MIPS eligible clinician.

9%1,007 patients

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

STANELY R. ROTHSCHILD, M.D., P.C.

Durable Medical Equipment & Medical Supplies

3301 NEW MEXICO AVE NW, SUITE 248
WASHINGTON, DC 20016

District of Columbia (202) 244-0707

KRISTA LYN MCFARREN M.D.

Radiology (Diagnostic Radiology)

3301 NEW MEXICO AVE NW, SUITE 102
WASHINGTON, DC 20016

District of Columbia (202) 966-0606

DR. SAID MOKHTARZADEH D.D.S.

Dentist (General Practice)

3301 NEW MEXICO AVE NW, STE 326
WASHINGTON, DC 20016

District of Columbia (202) 966-0979

DR. CATHARINE LISA KAUFFMAN M.D.

Dermatology

3301 NEW MEXICO AVE NW, SUITE #210
WASHINGTON, DC 20016

District of Columbia (202) 363-9600

PHYSIOTHERAPY ASSOCIATES INC

Clinic/Center (Physical Therapy)

3301 NEW MEXICO AVE NW, SUITE 318
WASHINGTON, DC 20016

District of Columbia (202) 363-0454

METROPOLITAN EYE ASSOCIATES, PLLC

Optometrist (Corneal and Contact Management)

3301 NEW MEXICO AVE NW, SUITE 216
WASHINGTON, DC 20016

District of Columbia (202) 237-2451

LAURA JEANNE ROBERTSON M.D.

Radiology (Diagnostic Radiology)

3301 NEW MEXICO AVE NW, SUITE 106
WASHINGTON, DC 20016

District of Columbia (202) 966-0606

DR. JOSHUA MICHAEL AMMERMAN M.D.

Neurological Surgery

3301 NEW MEXICO AVE NW, SUITE 352
WASHINGTON, DC 20016

District of Columbia (202) 966-6300

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 Joshua Yamamoto's NPI number?

The NPI number for Joshua Yamamoto is 1639172174. It was assigned to this individual provider in the NPPES registry on May 30, 2005.

Where is Joshua Yamamoto located?

Joshua Yamamoto practices at 3301 New Mexico Ave NW Ste 202, Washington, DC 20016. The listed phone number is (202) 243-0271.

What is Joshua Yamamoto's specialty?

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

Is Joshua Yamamoto enrolled in Medicare?

Yes. Joshua Yamamoto is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Joshua Yamamoto's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Joshua Yamamoto reassigns Medicare benefits to Foxhall Medicine, PLLC (Washington, DC). The 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 Joshua Yamamoto's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Joshua Yamamoto was last updated on November 3, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.