KATHERINE ELIZABETH BRENNAN MD
NPI 1497241020
Internal Medicine - Cardiovascular Disease in Lafayette, LA

Active since July 06, 2018PECOS EnrolledAccepts Medicare Assignment
441 HEYMANN BLVD, LAFAYETTE, LA 70503(337) 289-8429 Get Directions Write a Review

NPPES record last updated: October 2, 2024. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Oct 2, 2024, Jul 6, 2018 (2 updates tracked since 2018).

About Katherine Elizabeth Brennan Md NPPES

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

KATHERINE ELIZABETH BRENNAN MD (NPI 1497241020) is an individual cardiovascular disease provider in Lafayette, Louisiana, licensed in Louisiana (343487) and active in the NPI registry since July 2018. She is enrolled in Medicare PECOS, is affiliated with Ochsner Lafayette General Medical Center, and maintains a secondary practice location in Boston.

NPPES Registry Identity

NPI1497241020
Entity TypeIndividualFemale
Primary Taxonomy207RC0000X
Provider Legal NameKATHERINE ELIZABETH BRENNANCredential: MD
Location Address441 HEYMANN BLVDLafayette, LA 70503-2611
Mailing Address441 Heymann BlvdLafayette, LA 70503-2611 · (337) 289-8429
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateJuly 6, 2018
Last NPPES UpdateOctober 2, 20242 updates tracked since enumeration
NPPES CertifiedSeptember 12, 2024
NPI 1497241020 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License Licensed in LA · 343487
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.

441 HEYMANN BLVD, Lafayette, LA 70503

Secondary Practice Location 1

Location 1330 Brookline AveBoston, MA 02215-5400 · Phone (617) 667-7000

Accepted Insurance

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

Katherine Elizabeth Brennan 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 ID6901142447
PECOS Enrollment IDI20241021000108
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 8

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.

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.
256 services64 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.
127 services105 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.
65 services65 patients
Exercise or drug-induced heart stress test with electrocardiogram (ecg) 93017
An exercise or drug-induced heart stress test with an ECG checks how your heart responds to stress. You'll either exercise on a treadmill or be given medication to stress your heart. An ECG then captures your heart's activity, helping detect any issues.
65 services65 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.
48 services29 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.
34 services34 patients

Hospital Affiliations CMS Care Compare 5

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

Ochsner Lafayette General Medical Center

Acute Care Hospitals · Lafayette, LA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190002
Location1214 Coolidge AvenueLafayette, LA 70503 · Lafayette County
Emergency services Birthing friendly

Acadia General Hospital

Acute Care Hospitals · Crowley, LA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190044
Location1305 Crowley Rayne HighwayCrowley, LA 70526 · Acadia County
Emergency services

Ochsner American Legion Hospital

Acute Care Hospitals · Jennings, LA
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190053
Location1634 Elton RoadJennings, LA 70546 · Jeffrson Davis County
Emergency services Birthing friendly

Ochsner St Martin Hospital

Critical Access Hospitals · Breaux Bridge, LA
OwnershipVoluntary non-profit - Private
CMS Certification Number191302
Location210 Champagne BoulevardBreaux Bridge, LA 70517 · St. Martin County
Emergency services

Abrom Kaplan Memorial Hospital

Critical Access Hospitals · Kaplan, LA
OwnershipVoluntary non-profit - Private
CMS Certification Number191322
Location1310 West Seventh StreetKaplan, LA 70548 · Vermilion County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 70503 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
$124.60 typical visit price
range $53.43 – $164.73
Typical copayment $31.15 (range $13.35 – $41.18)
Most-billed visit code 99204
Established Patient
$67.06 typical visit price
range $16.64 – $133.62
Typical copayment $16.76 (range $4.16 – $33.40)
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.

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.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
1 supplier12 claims12 services$13.64 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.

Internal Medicine (Cardiovascular Disease)
441 HEYMANN BLVD
LAFAYETTE, LA 70503
Clinical Nurse Specialist
441 HEYMANN BLVD
LAFAYETTE, LA 70503
Internal Medicine (Interventional Cardiology)
441 HEYMANN BLVD
LAFAYETTE, LA 70503
Nurse Practitioner (Family)
441 HEYMANN BLVD
LAFAYETTE, LA 70503
Nurse Practitioner (Family)
441 HEYMANN BLVD
LAFAYETTE, LA 70503
Nurse Practitioner (Family)
441 HEYMANN BLVD
LAFAYETTE, LA 70503
Nurse Practitioner (Family)
441 HEYMANN BLVD
LAFAYETTE, LA 70503
Internal Medicine (Interventional Cardiology)
441 HEYMANN BLVD
LAFAYETTE, LA 70503

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 Katherine Brennan's NPI number?

The NPI number for Katherine Brennan is 1497241020. It was assigned to this individual provider in the NPPES registry on July 6, 2018.

Where is Katherine Brennan located?

Katherine Brennan practices at 441 Heymann Blvd, Lafayette, LA 70503. The listed phone number is (337) 289-8429.

What is Katherine Brennan's specialty?

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

Is Katherine Brennan enrolled in Medicare?

Yes. Katherine Brennan 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.

What insurance does Katherine Brennan accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health, Ambetter from Superior HealthPlan and Blue Cross and Blue Shield of Louisiana and 1 other insurer list Katherine Brennan 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 Katherine Brennan affiliated with any hospitals?

According to CMS data, Katherine Brennan is affiliated with Ochsner Lafayette General Medical Center, Acadia General Hospital, Ochsner American Legion Hospital, Ochsner St Martin Hospital and Abrom Kaplan Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Katherine Brennan was last updated on October 2, 2024. NPI Profile syncs with the weekly NPPES data releases published by CMS.