LEONARD J ZWERLING M.D.
NPI 1417910795
Internal Medicine - Cardiovascular Disease in South Miami, FL

Q: What is Leonard Zwerling's NPI number?

The NPI number for Leonard Zwerling is 1417910795. It was assigned to this individual provider in the NPPES registry on April 8, 2006.

Q: What is Leonard Zwerling'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 Leonard Zwerling was last updated on October 6, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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 April 08, 2006PECOS Enrolled

6200 SUNSET DR, SUITER401, SOUTH MIAMI, FL 33143(305) 666-4633(305) 487-3323 Get Directions Write a Review

NPPES record last updated: October 6, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Leonard J Zwerling M.d. NPPES

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

LEONARD J ZWERLING M.D. (NPI 1417910795) is an individual cardiovascular disease provider in South Miami, Florida, licensed in Florida (ME27179) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1417910795

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameLEONARD J ZWERLINGCredential: M.D.

Location Address6200 SUNSET DR, SUITER401South Miami, FL 33143-4828

Mailing Address6200 Sunset Dr, Suite 401South Miami, FL 33143-4828 · (305) 666-4633 · Fax (305) 487-3323

Phone(305) 666-4633

Fax(305) 487-3323

Sole ProprietorNo

Enumeration DateApril 8, 2006

Last NPPES UpdateOctober 6, 2011

✔ NPI 1417910795 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 FL · ME27179

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.

6200 SUNSET DR, South Miami, FL 33143

Open in Google Maps ↗

Other Identifiers 2

Medicare UPIND60103FL

Medicare ID-Type Unspecified92555XFL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Superior HealthPlan, Ambetter Health, Ambetter of Alabama 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 (PECOS)

Leonard J Zwerling M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

Cardiovascular Medicine Associates PA

Same address

Cardiovascular Disease

6200 SUNSET DRIVE, SUITE 401
Miami, FL 33143

Reassigned Medicare billing, Florida enrollment
58 clinicians in this Medicare group

NPI 1831123520 (305) 662-7722

Diagnostic Readers Group Inc

Same address

Cardiovascular Disease

6200 SW 73RD ST, - EKG READERS PANEL
South Miami, FL 33143

Reassigned Medicare billing, Florida enrollment
56 clinicians in this Medicare group

NPI 1528079894 (954) 726-1808

Baptist Outpatient Services Inc

3.2 mi

Diagnostic Radiology

8950 N KENDALL DR
Miami, FL 33176

Reassigned Medicare billing, Florida enrollment
318 clinicians in this Medicare group

NPI 1437127529 (786) 596-7200

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 27

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, 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.

669 services66 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.

492 services60 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.

414 services231 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.

397 services246 patients

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.

211 services53 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.

143 services131 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

108 services77 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.

90 services90 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

66 services66 patients

Annual depression screening, 5 to 15 minutes G0444

An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.

66 services66 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.

65 services54 patients

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.

56 services14 patients

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

39 services37 patients

Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 93015

An exercise or drug-induced heart stress test with ECG is a procedure performed by a doctor to assess how your heart responds to exertion. It involves monitoring your heart's electrical activity while you exercise or after medication is given to mimic exercise effects.

37 services36 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.

36 services32 patients

Ultrasound of both sides of head and neck blood flow 93880

An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.

27 services27 patients

Technetium tc-99m tetrofosmin, diagnostic, per study dose A9502

Technetium Tc-99m Tetrofosmin is a radiopharmaceutical used in diagnostic imaging. It helps highlight areas of concern in the heart by emitting signals captured by a special camera. This assists doctors in detecting heart conditions.

27 services14 patients

Rubidium rb-82, diagnostic, per study dose, up to 60 millicuries A9555

Rubidium Rb-82 is a radioactive drug used in a PET scan to help visualize the heart. It helps detect areas with poor blood flow, aiding in diagnosing heart conditions. The dose is up to 60 millicuries per study.

22 services11 patients

Telephone medical discussion with physician, 11-20 minutes 99442

This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.

20 services17 patients

Electrocardiogram (ecg) up to 30 days continuous with symptom monitoring and review and report by health care professional 93268

An Electrocardiogram (ECG) is a non-invasive test that records the heart's electrical activity. With continuous monitoring for up to 30 days, it helps detect irregularities or abnormalities. If symptoms occur, they're noted for review. A health professional then analyzes the data and provides a report.

18 services17 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.

17 services17 patients

Limited ultrasound scan of abdomen 76705

A limited ultrasound scan of the abdomen is a non-invasive imaging test. It uses sound waves to produce images of the abdominal organs such as the liver, gallbladder, spleen, pancreas, and kidneys. This helps to identify any abnormalities or issues.

14 services14 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.

14 services14 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.

12 services12 patients

Nuclear medicine studies of blood flow in heart muscle at rest and with stress with concurrent ct scan 78431

This is a diagnostic test where a tiny amount of radioactive material is used to examine your heart's blood flow at rest & during stress, alongside a CT scan for detailed images. It helps identify any heart-related issues like blockages or damage.

11 services11 patients

Nuclear medicine study of heart muscle blood flow by pet 78434

A nuclear medicine study of heart muscle blood flow by PET is a non-invasive test that uses a small amount of radioactive substance to create detailed images of your heart's blood flow and function. It helps assess heart health and diagnose heart conditions.

11 services11 patients

Ultrasound of heart blood flow, valves and chambers, follow-up 93321

This procedure, an echocardiogram, uses sound waves to create images of your heart. It aids in assessing your heart's blood flow, chambers, and valves. It's a follow-up procedure, ensuring that your heart is functioning properly post-treatment.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 33143 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

$141.56 typical visit price

range $60.92 – $187.05

Typical copayment $35.39 (range $15.23 – $46.76)

Most-billed visit code 99204

Established Patient

$75.86 typical visit price

range $18.99 – $150.24

Typical copayment $18.96 (range $4.74 – $37.56)

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.

Reported Quality Measures

Documentation of Current Medications in the Medical Record

Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.

100%1,559 patients5/55-star benchmark: 100%

e-Prescribing

At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.

99%3,614 patients5/55-star benchmark: 99%

Medication Reconciliation

The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.

97%182 patients4/55-star benchmark: 100%

Patient-Specific Education

The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.

98%942 patients5/55-star benchmark: 97%

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…

56%789 patients3/55-star benchmark: 97%

Preventive Care and Screening: Tobacco Use: Screening and Cessation Intervention

Percentage of patients aged 18 years and older who were screened for tobacco use one or more times within 24 months AND who received tobacco cessation intervention if identified as a tobacco user

Patients screenedForUse: 100% · 433 patients

98%433 patients5/55-star benchmark: 98%

Provide Patient Access

At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…

100%942 patients5/55-star benchmark: 100%

Secure Messaging

For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…

98%942 patients5/55-star benchmark: 89%

View, Download, or Transmit (VDT)

At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.

48%942 patients

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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. JORGE LUIS CUELLO MD

Internal Medicine (Cardiovascular Disease)

6200 SUNSET DR, SUITE 401
SOUTH MIAMI, FL 33143

Miami-Dade County (305) 666-4633

MS. MAUREEN LAUREN CLANCY ARNP

Nurse Practitioner (Family)

6200 SUNSET DR, SUITE 304
SOUTH MIAMI, FL 33143

Miami-Dade County (305) 662-1550

GABRIELA CEDENO HERNANDEZ

Nurse Practitioner (Acute Care)

6200 SUNSET DR
SOUTH MIAMI, FL 33143

Miami-Dade County (305) 668-1660

DR. JERROLD YOUNG MD

Surgery

6200 SUNSET DR, SUITE 501
SOUTH MIAMI, FL 33143

Miami-Dade County (305) 667-7878

DR. EDGAR LUIS GALINANES MD

Surgery (Vascular Surgery)

6200 SUNSET DR, SUITE 505
SOUTH MIAMI, FL 33143

Miami-Dade County (305) 668-1660

JOSE A MARTEL MD

Internal Medicine (Clinical Cardiac Electrophysiology)

6200 SUNSET DR, SUITE 401
SOUTH MIAMI, FL 33143

Miami-Dade County (305) 666-4633

CYNTHIA K BROWN ARNP

Nurse Practitioner

6200 SUNSET DR, SUITE 505
SOUTH MIAMI, FL 33143

Miami-Dade County (305) 668-1660

DR. MICHAEL FRED GRAHAM MD

Surgery

6200 SUNSET DR, SUITE 501
SOUTH MIAMI, FL 33143

Miami-Dade County (305) 667-7878

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 Leonard Zwerling's NPI number?

The NPI number for Leonard Zwerling is 1417910795. It was assigned to this individual provider in the NPPES registry on April 8, 2006.

Where is Leonard Zwerling located?

Leonard Zwerling practices at 6200 Sunset Dr Suiter401, South Miami, FL 33143. The listed phone number is (305) 666-4633.

What is Leonard Zwerling's specialty?

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

Is Leonard Zwerling enrolled in Medicare?

Yes. Leonard Zwerling is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Leonard Zwerling's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Leonard Zwerling reassigns Medicare benefits to 3 organizations: Cardiovascular Medicine Associates PA (Miami, FL), Diagnostic Readers Group Inc (South Miami, FL) and Baptist Outpatient Services Inc (Miami, FL). 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 Leonard Zwerling's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Leonard Zwerling accept?

Health plans from Ambetter Health, Ambetter from Superior HealthPlan, Ambetter of Alabama and AvMed list Leonard Zwerling 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.

When was this NPI record last updated?

The NPPES record for Leonard Zwerling was last updated on October 6, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.