KATY LEASE LONERGAN II M.D.
NPI 1144394461
Internal Medicine - Cardiovascular Disease in Dallas, TX

Q: What is Katy Lonergan's NPI number?

The NPI number for Katy Lonergan is 1144394461. It was assigned to this individual provider in the NPPES registry on November 20, 2006. The provider is also known as Katy Elizabeth Lease M.D..

Q: What is Katy Lonergan'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 Katy Lonergan was last updated on November 28, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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 November 20, 2006PECOS EnrolledAccepts Medicare Assignment

74.59/100

CMS Quality Rating

5323 HARRY HINES BLVD, DALLAS, TX 75390(214) 645-8000(214) 645-7269 Get Directions Write a Review

NPPES record last updated: November 28, 2012. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Katy Lease Lonergan Ii M.d. NPPES

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

KATY LEASE LONERGAN II M.D. (NPI 1144394461) is an individual cardiovascular disease provider in Dallas, Texas, licensed in Texas (P4341) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS, is affiliated with Parkland Health & Hospital System, and is a graduate of Johns Hopkins University School Of Medicine (2002).

NPPES Registry Identity

NPI1144394461

Entity TypeIndividualFemale

Primary Taxonomy207RC0000X

Provider Legal NameKATY LEASE LONERGAN IICredential: M.D.

Location Address5323 HARRY HINES BLVDDallas, TX 75390-7201

Mailing AddressPo Box 845347Dallas, TX 75284-5347 · (214) 645-8000 · Fax (214) 645-7269

Phone(214) 645-8000

Fax(214) 645-7269

Sole ProprietorNo

Medical School CMSJohns Hopkins University School Of MedicineGraduated 2002

Enumeration DateNovember 20, 2006

Last NPPES UpdateNovember 28, 2012

✔ NPI 1144394461 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

Licenses✔ Licensed in TX · P4341✔ Licensed in CA · A86361

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.

Also ListedInternal MedicineTaxonomy 207R00000X · License P4341 (TX)

Also ListedHospitalistTaxonomy 208M00000X · License A86361 (CA)

5323 HARRY HINES BLVD, Dallas, TX 75390

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Other Names 1

Former Name (1)Katy Elizabeth Lease M.d.

Other Identifiers 1

Medicare ID-Type Unspecified00A863610

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, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Katy Lease Lonergan Ii 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 ID6709946098

PECOS Enrollment IDI20130206000310

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 17

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.

522 services405 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.

248 services201 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.

217 services215 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

123 services122 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.

52 services39 patients

Injection, sulfur hexafluoride lipid microspheres, per ml Q9950

This procedure involves an injection of sulfur hexafluoride lipid microspheres. These tiny bubbles enhance the quality of ultrasound images, aiding in more accurate diagnoses. The injection is safe and typically used in cardiovascular imaging.

52 services11 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.

30 services30 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.

28 services26 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.

23 services23 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

Nuclear medicine studies of the heart involve two parts: rest and stress. During rest, images are taken of your heart at ease. During stress, images are taken after exercise or medication-induced stress. SPECT is a special imaging technique providing 3D pictures of your heart, helping identify any issues.

22 services22 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

An exercise or drug-induced heart stress test with ECG is a procedure to assess how your heart functions under stress. It can involve exercising or medication to make your heart work harder while an ECG records its activity. A physician reviews the results.

22 services22 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 93018

18 services18 patients

Ultrasound of heart, follow-up 93308

A follow-up ultrasound of the heart, also known as an echocardiogram, is a non-invasive test that uses sound waves to create images of your heart. It helps doctors monitor your heart's function and structures after initial assessment or treatment.

18 services17 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.

14 services14 patients

Nuclear medicine studies of heart muscle at rest and with stress and spect 78452

13 services13 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.

13 services13 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.

13 services13 patients

Hospital Affiliations CMS Care Compare 2

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

Parkland Health & Hospital System

Acute Care Hospitals · Dallas, TX

2/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number450015

Location5200 Harry Hines BlvdDallas, TX 75235 · Dallas County

Emergency services Birthing friendly

Ut Southwestern University Hospital - William P. Clements Jr.

Acute Care Hospitals · Dallas, TX

5/5 CMS rating

OwnershipGovernment - State

CMS Certification Number450044

Location6201 Harry Hines BlvdDallas, TX 75390 · Dallas County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75390 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

$131.01 typical visit price

range $57.18 – $172.86

Typical copayment $32.75 (range $14.29 – $43.21)

Most-billed visit code 99204

Established Patient

$71.28 typical visit price

range $18.48 – $141.20

Typical copayment $17.82 (range $4.62 – $35.30)

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.

74.59/100

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

Scored as part of a group practice

Quality

56.12

Promoting Interoperability

100

Improvement Activities

Cost

59.2

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.

MRS. TANYA MARIE PLETIN PA-C

Physician Assistant