MR. DEMETRIOS GEORGE MARAGOS MD
NPI 1063409381
Internal Medicine - Interventional Cardiology in Liberty, MO

Q: What is Demetrios Maragos's NPI number?

The NPI number for Demetrios Maragos is 1063409381. It was assigned to this individual provider in the NPPES registry on October 3, 2005.

Q: What is Demetrios Maragos's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.

Q: When was this NPI record last updated?

The NPPES record for Demetrios Maragos was last updated on October 7, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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 October 03, 2005PECOS EnrolledAccepts Medicare Assignment

75.53/100

CMS Quality Rating

2521 GLENN HENDREN DR, SUITE 306, LIBERTY, MO 64068(816) 407-5430(816) 407-5435 Get Directions Write a Review

NPPES record last updated: October 7, 2016. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Mr. Demetrios George Maragos Md NPPES

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

MR. DEMETRIOS GEORGE MARAGOS MD (NPI 1063409381) is an individual interventional cardiology provider in Liberty, Missouri, licensed in Missouri (103375) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with New Liberty Hospital District, and is a graduate of University Of Nebraska College Of Medicine (1987).

NPPES Registry Identity

NPI1063409381

Entity TypeIndividualMale

Primary Taxonomy207RI0011X

Provider Legal NameMR. DEMETRIOS GEORGE MARAGOSCredential: MD

Location Address2521 GLENN HENDREN DR, SUITE 306Liberty, MO 64068-3388

Mailing AddressPo Box 219672Kansas City, MO 64121-9672 · (816) 407-5430 · Fax (816) 407-5435

Phone(816) 407-5430

Fax(816) 407-5435

Sole ProprietorNo

Medical School CMSUniversity Of Nebraska College Of MedicineGraduated 1987

Enumeration DateOctober 3, 2005

Last NPPES UpdateOctober 7, 2016

✔ NPI 1063409381 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Interventional CardiologyAllopathic & Osteopathic Physicians

Taxonomy Code207RI0011X

License✔ Licensed in MO · 103375

Definition

An area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system.

Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License 103375 (MO)

2521 GLENN HENDREN DR, Liberty, MO 64068

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter Health and more.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

Mr. Demetrios George Maragos 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 ID2668526724

PECOS Enrollment IDI20100910000797

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

New Liberty Hospital Coporation

Same address

Nephrology

2521 GLENN HENDREN DR STE 202
Liberty, MO 64068

Reassigned Medicare billing, Missouri enrollment
Medicare enrollment name: New Liberty Hospital Corporation
166 clinicians in this Medicare group

NPI 1053284190 (816) 415-3470

Excelsior Springs City Hospital

12 mi

Critical Access

1700 RAINBOW BLVD
Excelsior Springs, MO 64024

Reassigned Medicare billing, Missouri enrollment
Also billed through NPI 1285733923 (Missouri)
120 clinicians in this Medicare group

NPI 1609870310 (816) 630-6081

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 36

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.

Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 99458

This service involves analyzing your vital signs, like heart rate and blood pressure, remotely collected over a month. Each additional 20 minutes spent on management refers to extra time spent reviewing, interpreting your data, and planning your care. It's a critical part of ensuring your wellbeing.

831 services130 patients

Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 99454

This service involves using devices to remotely track body functions like heart rate or blood pressure. These devices, provided initially, record data daily or send alerts if readings are abnormal. The service is renewed every 30 days.

789 services133 patients

Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 99457

This service involves reviewing and managing your health data, which is remotely monitored and collected. Your vital signs like heart rate and blood pressure are tracked regularly throughout the month. The first 20 minutes of this data analysis per month is included in this service.

696 services138 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.

680 services551 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.

458 services163 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.

394 services174 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.

389 services372 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.

368 services130 patients

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.

292 services208 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.

245 services240 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.

218 services40 patients

Remote monitoring of physiologic parameters, initial set-up and patient education on use of equipment 99453

Remote monitoring of physiologic parameters involves using special equipment to track vital signs like heart rate and blood pressure from a distance. The initial set-up includes installing the device and teaching the patient how to use it correctly for accurate readings.

160 services113 patients

Blood test, clotting time 85610

A clotting time blood test helps determine how quickly your blood forms clots, a process crucial to stop bleeding. During the test, a small blood sample is taken from your arm. The sample is then analyzed in a lab to see how long it takes for a clot to form.

153 services14 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.

135 services130 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.

127 services108 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.

93 services91 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.

91 services34 patients

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152

This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.

80 services79 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.

74 services49 patients

Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 99211

This service involves an outpatient visit for established patients who may not need direct interaction with a healthcare professional. It could include reviewing test results, monitoring existing conditions, or adjusting treatment plans. It's typically done remotely, ensuring your comfort and convenience.

67 services50 patients

Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional 93228

An Electrocardiogram (ECG) is a non-invasive test that records the electrical signals in your heart. For up to 30 days, a small device will continuously monitor your heart's activity. A healthcare professional will then review the data and provide a report on your heart's function.

61 services60 patients

Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days 93297

This service involves remotely monitoring your heart and blood vessel implant system for up to 30 days. Using advanced technology, healthcare professionals can track the device's performance and your health status, ensuring the system is working optimally for your needs.

60 services19 patients

Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist 93458

This procedure involves placing a tube into your left lower heart chamber and coronary artery. It helps doctors diagnose heart conditions by allowing them to view these areas in detail. A radiologist will review the images to ensure accurate diagnosis.

53 services52 patients

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

43 services37 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

24 services24 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

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.

22 services20 patients

Insertion of tube in coronary artery for diagnosis with review by radiologist 93454

This procedure involves placing a small tube into your coronary artery. It helps to identify any blockages or issues within the artery. A radiologist, a doctor specialized in medical imaging, will review the results to ensure accurate diagnosis.

19 services19 patients

Ultrasound of heart with probe in esophagus, with report 93312

This procedure, called a transesophageal echocardiogram, uses a small probe passed into your esophagus to capture detailed images of your heart. The report provides information about your heart's structure and function.

17 services17 patients

Ultrasound of heart blood flow, valves and chambers 93320

An ultrasound of your heart, also known as an echocardiogram, is a test that uses sound waves to create detailed images of your heart. It helps doctors check the health of your heart's chambers, valves, and blood flow.

17 services17 patients

Ultrasound of heart with color-depicted blood flow, rate and valve function 93325

An ultrasound of the heart, also known as an echocardiogram, uses sound waves to create pictures of your heart. It shows the structure, movement, and blood flow within your heart. This helps assess the heart's health and function, including the valves and rate.

16 services16 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.

14 services14 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.

13 services13 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.

13 services12 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.

13 services13 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.

12 services11 patients

Hospital Affiliations CMS Care Compare 5

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

New Liberty Hospital District

Acute Care Hospitals · Liberty, MO

4/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number260177

Location2525 Glenn Hendren DrLiberty, MO 64069 · Clay County

Emergency services Birthing friendly

Harrison County Community Hospital

Critical Access Hospitals · Bethany, MO

OwnershipGovernment - Hospital District or Authority

CMS Certification Number261312

Location2600 Miller StreetBethany, MO 64424 · Harrison County

Emergency services

Hedrick Medical Center

Critical Access Hospitals · Chillicothe, MO

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number261321

Location2799 North Washington StreetChillicothe, MO 64601 · Livingston County

Emergency services

Excelsior Springs Hospital

Critical Access Hospitals · Excelsior Springs, MO

OwnershipGovernment - Local

CMS Certification Number261322

Location1700 Rainbow BoulevardExcelsior Springs, MO 64024 · Clay County

Emergency services

Ray County Memorial Hospital

Critical Access Hospitals · Richmond, MO

OwnershipGovernment - Local

CMS Certification Number261327

Location904 Wollard BoulevardRichmond, MO 64085 · Ray County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 64068 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

$127.61 typical visit price

range $55.29 – $168.52

Typical copayment $31.90 (range $13.82 – $42.13)

Most-billed visit code 99204

Established Patient

$97.82 typical visit price

range $17.60 – $137.20

Typical copayment $24.45 (range $4.40 – $34.30)

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.

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.

75.53/100

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

Scored as part of a group practice

Quality

66.8

Promoting Interoperability

100

Improvement Activities

Cost

51.64

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.

DR. JONATHAN PHILIP HORWITZ D.O.

Internal Medicine (Gastroenterology)

2521 GLENN HENDREN DR
LIBERTY, MO 64068

Clay County (816) 478-4887

LIBERTY CARDIOVASCULAR SPECIALISTS

Internal Medicine (Cardiovascular Disease)

2521 GLENN HENDREN DR, SUITE 306
LIBERTY, MO 64068

Clay County (816) 407-5430

LIBERTY NEUROLOGY, LLC

Psychiatry & Neurology (Neurology)

2521 GLENN HENDREN DR, SUITE 202
LIBERTY, MO 64068

Clay County (816) 401-2693

DR. KIRSTIE SCHNEIDER VAN RY M.D.

Surgery

2521 GLENN HENDREN DR, STE 108
LIBERTY, MO 64068

Clay County (816) 781-7200

DR. JOSHUA JOE NIEMANN M.D.

Orthopaedic Surgery (Orthopaedic Trauma)

2521 GLENN HENDREN DR, SUITE 204
LIBERTY, MO 64068

Clay County (816) 781-6066

MRS. MARY A LUCE MD

Otolaryngology

2521 GLENN HENDREN DR, SUITE 104
LIBERTY, MO 64068

Clay County (816) 781-1001

JACQUELINE J SMITH M.D.

Internal Medicine (Pulmonary Disease)

2521 GLENN HENDREN DR, SUITE 402
LIBERTY, MO 64068

Clay County (816) 781-8445

PIPER-DANAY SMITH NP

Nurse Practitioner (Gerontology)

2521 GLENN HENDREN DR
LIBERTY, MO 64068

Clay County (816) 407-2200

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 Demetrios Maragos's NPI number?

The NPI number for Demetrios Maragos is 1063409381. It was assigned to this individual provider in the NPPES registry on October 3, 2005.

Where is Demetrios Maragos located?

Demetrios Maragos practices at 2521 Glenn Hendren Dr Suite 306, Liberty, MO 64068. The listed phone number is (816) 407-5430.

What is Demetrios Maragos's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.

Is Demetrios Maragos enrolled in Medicare?

Yes. Demetrios Maragos 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 Demetrios Maragos's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Demetrios Maragos reassigns Medicare benefits to 2 organizations: New Liberty Hospital Coporation (Liberty, MO) and Excelsior Springs City Hospital (Excelsior Springs, MO). 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 Demetrios Maragos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Demetrios Maragos accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 4 other insurers list Demetrios Maragos 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 Demetrios Maragos affiliated with any hospitals?

According to CMS data, Demetrios Maragos is affiliated with New Liberty Hospital District, Harrison County Community Hospital, Hedrick Medical Center, Excelsior Springs Hospital and Ray County Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Demetrios Maragos was last updated on October 7, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.