JOHN J SEGER M.D.
NPI 1104846450
Internal Medicine - Clinical Cardiac Electrophysiology in Houston, TX

Q: What is John Seger's NPI number?

The NPI number for John Seger is 1104846450. It was assigned to this individual provider in the NPPES registry on July 20, 2006.

Q: What is John Seger'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 John Seger was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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 July 20, 2006PECOS EnrolledAccepts Medicare Assignment

5.92/100

CMS Quality Rating

6624 FANNIN ST, STE 1910, HOUSTON, TX 77030(713) 791-9444(713) 791-9555 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About John J Seger M.d. NPPES

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

JOHN J SEGER M.D. (NPI 1104846450) is an individual clinical cardiac electrophysiology provider in Houston, Texas, licensed in Texas (F450) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Chi St Luke's Health Baylor College Of Medicine Me, and is a graduate of University Of Texas Medical School At Houston (1979).

NPPES Registry Identity

NPI1104846450

Entity TypeIndividualMale

Primary Taxonomy207RC0001X

Provider Legal NameJOHN J SEGERCredential: M.D.

Location Address6624 FANNIN ST, STE 1910Houston, TX 77030-2312

Mailing Address6624 Fannin St, Ste 1910Houston, TX 77030-2312 · (713) 791-9444 · Fax (713) 791-9555

Phone(713) 791-9444

Fax(713) 791-9555

Sole ProprietorNo

Medical School CMSUniversity Of Texas Medical School At HoustonGraduated 1979

Enumeration DateJuly 20, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1104846450 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Clinical Cardiac ElectrophysiologyAllopathic & Osteopathic Physicians

Taxonomy Code207RC0001X

License✔ Licensed in TX · F450

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.

6624 FANNIN ST, Houston, TX 77030

Open in Google Maps ↗

Other Identifiers 2

Medicare ID-Type Unspecified88480NTX

Medicare UPINB88274TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.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

John J Seger 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 ID9830091883

PECOS Enrollment IDI20060807000138

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 John Seger reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Amy L. Woodruff, M.D., P.A.

Same address

Cardiovascular Disease

6624 FANNIN ST STE 1920
Houston, TX 77030

Reassigned Medicare billing, Texas enrollment
4 clinicians in this Medicare group

NPI 1124219225 (713) 795-5014

Houston Electrophysiology Associates

Same address

Specialist

6624 FANNIN ST STE 1910
Houston, TX 77030

Reassigned Medicare billing, Texas enrollment

NPI 1265452718 (713) 791-9444

St. Luke's Diagnostic Cath Lab, LLP

0.1 mi

Clinic/Center

6620 MAIN STREET, SUITE 1520
Houston, TX 77030

Reassigned Medicare billing, Texas enrollment
25 clinicians in this Medicare group

NPI 1841296357 (713) 275-2200

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 24

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.

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.

3,420 services399 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.

1,462 services504 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.

1,023 services448 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.

439 services197 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.

255 services180 patients

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.

179 services151 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.

92 services92 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.

72 services72 patients

Comprehensive electrophysiologic evaluation with catheter destruction of abnormality causing atrial fibrillation (uncoordinated contraction of upper chambers of heart) by pulmonary vein isolation 93656

This is a procedure to treat atrial fibrillation, a condition causing irregular heartbeats. It involves a detailed heart evaluation using electrophysiology. A catheter is then used to destroy the problematic area causing the issue. Specifically, isolation of the pulmonary vein is done to regulate the heartbeat.

64 services61 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

63 services63 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.

55 services49 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.

36 services27 patients

Insertion of catheters and destruction of tissue to treat abnormal heart rhythm 93655

This procedure involves placing small tubes (catheters) into your heart via a blood vessel. These catheters emit energy that corrects irregular heartbeats by eliminating the problematic heart tissue. It's a common, minimally invasive method to treat abnormal heart rhythms.

31 services30 patients

Evaluation of cardiac rhythm monitor system 93291

The evaluation of a cardiac rhythm monitor system involves checking your heart's electrical activity. It's a non-invasive procedure that uses a device to record your heart's rhythm and rate. This helps identify any irregularities, ensuring your heart is functioning properly.

30 services28 patients

Evaluation of single or dual chamber pacing cardioverter-defibrillator and generator at time of implantation or replacement 93641

This procedure involves the assessment of a device implanted in your chest to regulate your heart rhythm. It can control either one (single) or two (dual) chambers of your heart. The device, called a pacing cardioverter-defibrillator, also has a generator that is checked or replaced when needed.

28 services28 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.

28 services25 patients

Programming of multiple lead implantable defibrillator system 93284

Programming of a multiple lead implantable defibrillator system involves adjusting settings on your implanted device to help control irregular heart rhythms. The process is non-invasive and helps ensure optimal device performance for maintaining heart health.

22 services19 patients

External shock to heart to regulate heart beat 92960

21 services21 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.

20 services19 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.

17 services17 patients

Insertion of implantable defibrillator system 33249

The insertion of an implantable defibrillator system is a procedure to manage irregular heart rhythms. A small device is placed under your skin, which monitors your heart rate. If it detects an abnormal rhythm, it sends an electrical pulse to restore normal heartbeat.

17 services17 patients

Ultrasonic guidance for blood vessel access 76937

Ultrasonic guidance for blood vessel access is a medical procedure where sound waves are used to create images of your blood vessels. This helps doctors to accurately locate and access the vessels for treatments or tests, ensuring safety and precision.

15 services15 patients

Removal and replacement of dual lead permanent pacemaker 33228

This procedure involves removing an old dual lead pacemaker and replacing it with a new one. A pacemaker helps regulate your heart's rhythm. The dual lead model has two wires connecting to your heart to improve its electrical signaling. The replacement is done under local anesthesia.

12 services12 patients

Comprehensive electrophysiologic evaluation with catheter destruction of abnormality of upper chamber of heart causing supraventricular tachycardia (rapid heart rate) 93653

This procedure is a detailed study of your heart's electrical activity. A thin tube (catheter) is inserted into your heart to identify and eliminate the area causing a fast heart rate. This helps restore normal heart rhythm, specifically targeting the upper chamber of the heart.

12 services12 patients

Hospital Affiliations CMS Care Compare 3

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

Chi St Luke's Health Baylor College Of Medicine Me

Acute Care Hospitals · Houston, TX

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number450193

Location6720 Bertner Ave, Ste Mc1-266Houston, TX 77030 · Harris County

Emergency services

Houston Methodist Hospital

Acute Care Hospitals · Houston, TX

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number450358

Location6565 FanninHouston, TX 77030 · Harris County

Emergency services Birthing friendly

Ad Hospital East, LLC

Acute Care Hospitals · Houston, TX

OwnershipProprietary

CMS Certification Number670102

Location12950 East Freeway, Suite 100Houston, TX 77015 · Harris County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77030 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

$134.06 typical visit price

range $58.24 – $176.98

Typical copayment $33.51 (range $14.56 – $44.24)

Most-billed visit code 99204

Established Patient

$102.71 typical visit price

range $18.60 – $143.93

Typical copayment $25.67 (range $4.65 – $35.98)

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.

5.92/100

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

Individually scored

Quality

Improvement Activities

Cost

19.75

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Automatic external defibrillator, with integrated electrocardiogram analysis, garment type K0606

DME-Other DME · category DE013N

1 supplier53 claims53 services$2,196.07 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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. JAIME BENREY MD

Internal Medicine (Cardiovascular Disease)

6624 FANNIN ST, STE 2310
HOUSTON, TX 77030

Harris County (713) 796-2668

MARISOL J SKIBIN P.T.

Physical Therapist

6624 FANNIN ST, SUITE 2600
HOUSTON, TX 77030

Harris County (713) 790-1818

MELANIE EHNI MOUZOON MD

Pediatrics

6624 FANNIN ST
HOUSTON, TX 77030

Harris County (713) 442-0000

SAMAR SHETH MD

Internal Medicine (Cardiovascular Disease)

6624 FANNIN ST, SUITE 2320
HOUSTON, TX 77030

Harris County (832) 355-6676

FRANK TRAVIS GEROW M.D.

Orthopaedic Surgery (Pediatric Orthopaedic Surgery)

6624 FANNIN ST, SUITE 2600
HOUSTON, TX 77030

Harris County (713) 790-1818

DAWN DENISE SHORT CNM

Advanced Practice Midwife

6624 FANNIN ST, SUITE 1800
HOUSTON, TX 77030

Harris County (713) 797-1144

HOUSTON HEART CLINIC

Internal Medicine (Cardiovascular Disease)

6624 FANNIN ST, STE. 1590
HOUSTON, TX 77030

Harris County (713) 759-9901

SUSHANTH BEERAVOLU REDDY DO

Hospitalist

6624 FANNIN ST
HOUSTON, TX 77030

Harris County (713) 442-0427

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 John Seger's NPI number?

The NPI number for John Seger is 1104846450. It was assigned to this individual provider in the NPPES registry on July 20, 2006.

Where is John Seger located?

John Seger practices at 6624 Fannin St Ste 1910, Houston, TX 77030. The listed phone number is (713) 791-9444.

What is John Seger's specialty?

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

Is John Seger enrolled in Medicare?

Yes. John Seger 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 John Seger's services?

According to the CMS Revalidation Reassignment List (October 2026 release), John Seger reassigns Medicare benefits to 3 organizations: Amy L. Woodruff, M.D., P.A. (Houston, TX), Houston Electrophysiology Associates (Houston, TX) and St. Luke's Diagnostic Cath Lab, LLP (Houston, TX). 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 John Seger's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does John Seger accept?

Health plans from Blue Cross and Blue Shield of Texas list John Seger 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 John Seger affiliated with any hospitals?

According to CMS data, John Seger is affiliated with Chi St Luke's Health Baylor College Of Medicine Me, Houston Methodist Hospital and Ad Hospital East, LLC.

When was this NPI record last updated?

The NPPES record for John Seger was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.