MARCO MERCADER MD
NPI 1275629321
Internal Medicine - Clinical Cardiac Electrophysiology in Washington, DC

Q: What is Marco Mercader's NPI number?

The NPI number for Marco Mercader is 1275629321. It was assigned to this individual provider in the NPPES registry on October 5, 2006.

Q: What is Marco Mercader's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.

Q: When was this NPI record last updated?

The NPPES record for Marco Mercader was last updated on October 26, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since October 05, 2006PECOS EnrolledAccepts Medicare Assignment

2150 PENNSYLVANIA AVE NW, DEPT. OF MEDICINE, WASHINGTON, DC 20037(202) 741-3333 Get Directions Write a Review

NPPES record last updated: October 26, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Marco Mercader Md NPPES

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

MARCO MERCADER MD (NPI 1275629321) is an individual clinical cardiac electrophysiology provider in Washington, District Of Columbia, licensed in District Of Columbia (MD31475) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Calverthealth Medical Center, and is a graduate of State University Of Ny Upstate Medical University (1995).

NPPES Registry Identity

NPI1275629321

Entity TypeIndividualMale

Primary Taxonomy207RC0001X

Provider Legal NameMARCO MERCADERCredential: MD

Location Address2150 PENNSYLVANIA AVE NW, DEPT. OF MEDICINEWashington, DC 20037-3201

Mailing Address2150 Pennsylvania Ave Nw, Dept. Of MedicineWashington, DC 20037-3201 · (202) 741-3333

Phone(202) 741-3333

Sole ProprietorNo

Medical School CMSState University Of Ny Upstate Medical UniversityGraduated 1995

Enumeration DateOctober 5, 2006

Last NPPES UpdateOctober 26, 2021

NPPES CertifiedOctober 26, 2021

✔ NPI 1275629321 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Clinical Cardiac ElectrophysiologyAllopathic & Osteopathic Physicians

Taxonomy Code207RC0001X

License✔ Licensed in DC · MD31475

Definition

A field of special interest within the subspecialty of cardiovascular disease, specialty of Internal Medicine, which involves intricate technical procedures to evaluate heart rhythms and determine appropriate treatment for them.

Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License MD31475 (DC)

2150 PENNSYLVANIA AVE NW, Washington, DC 20037

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Other Identifiers 1

Medicaid033795100DC

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

Marco Mercader 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 ID4688613961

PECOS Enrollment IDI20050513000599

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 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.

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.

354 services181 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.

238 services105 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.

233 services153 patients

Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days 93296

This procedure involves remotely monitoring your pacemaker or implantable defibrillator system. Over a 90-day period, we check the device's performance and your heart's activity. This helps ensure the device is functioning properly and providing the best possible support for your heart health.

230 services97 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.

171 services129 patients

Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 93294

This procedure evaluates your pacemaker system remotely for up to 90 days. It checks whether single, dual, multiple lead, or leadless pacemakers are working properly. It's a safe, convenient way to ensure your heart device is functioning optimally.

156 services63 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.

140 services22 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.

105 services103 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.

85 services51 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.

76 services72 patients

Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days 93295

This procedure involves remotely monitoring your implantable defibrillator system, which can have single, dual, or multiple leads. Over a period of up to 90 days, the system's performance is evaluated to ensure it's working properly and providing the necessary heart rhythm support.

73 services35 patients

Heart rhythm review and interpretation of continous external ekg over 8-15 days 93248

This service involves wearing a device for 8-15 days that continuously records your heart's electrical activity. It helps in identifying irregular heart rhythms. The recorded data is then reviewed and interpreted by a healthcare professional for any abnormalities.

61 services55 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.

54 services53 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.

53 services51 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

48 services32 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.

47 services47 patients

Heart rhythm recording continous external ekg over more than 48 hours up to 7 days 93242

This procedure involves wearing a device, an external EKG, for up to 7 days to continuously monitor your heart rhythm. It helps detect irregularities that may not occur during a standard EKG. The device is non-invasive and safe.

45 services45 patients

Routine electrocardiogram (ecg) using at least 12 leads with tracing 93005

An Electrocardiogram (ECG) is a simple, painless test that records the heart's electrical activity. Using 12 leads attached to your skin, it generates a tracing of your heart rhythm. It helps detect any heart problems by showing the timing and strength of electrical signals passing through each part of your heart.

32 services32 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.

29 services29 patients

Evaluation of implantable heart and blood vessel monitoring system 93290

An evaluation of an implantable heart and blood vessel monitoring system involves checking the device that's placed inside your body to monitor your heart and blood vessels' health. It helps doctors track your heart rate, rhythm, and blood flow, aiding in prompt, accurate treatment.

26 services19 patients

External shock to heart to regulate heart beat 92960

This procedure, known as cardioversion, uses an external electrical shock to restore your heart's normal rhythm. It's typically performed when irregular heartbeats, or arrhythmias, are causing severe symptoms and aren't responding to medications.

24 services24 patients

Programming of dual lead implantable defibrillator system 93283

Programming of a dual lead implantable defibrillator system involves adjusting settings on a device implanted in your chest. This device monitors your heart rhythm and delivers electrical pulses to correct irregular heartbeats, helping maintain a healthy heart rhythm.

24 services15 patients

Programming of dual lead pacemaker system 93280

17 services16 patients

Hospital Affiliations CMS Care Compare

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

Calverthealth Medical Center

Acute Care Hospitals · Prince Frederick, MD

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number210039

Location100 Hospital RoadPrince Frederick, MD 20678 · Calvert 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

$113.72 typical visit price

range $21.40 – $158.88

Typical copayment $28.43 (range $5.35 – $39.72)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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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

NIRAJ RAJU GOWDA MD

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

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

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 Marco Mercader's NPI number?

The NPI number for Marco Mercader is 1275629321. It was assigned to this individual provider in the NPPES registry on October 5, 2006.

Where is Marco Mercader located?

Marco Mercader practices at 2150 Pennsylvania Ave NW Dept. Of Medicine, Washington, DC 20037. The listed phone number is (202) 741-3333.

What is Marco Mercader's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.

Is Marco Mercader enrolled in Medicare?

Yes. Marco Mercader 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 Marco Mercader affiliated with any hospitals?

According to CMS data, Marco Mercader is affiliated with Calverthealth Medical Center.

When was this NPI record last updated?

The NPPES record for Marco Mercader was last updated on October 26, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.