MATTHEW NATHAN WEINBERG M.D.
NPI 1093856635
Internal Medicine - Cardiovascular Disease in Waukesha, WI

Q: What is Matthew Weinberg's NPI number?

The NPI number for Matthew Weinberg is 1093856635. It was assigned to this individual provider in the NPPES registry on February 8, 2007.

Q: What is Matthew Weinberg'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 Matthew Weinberg was last updated on December 1, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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 February 08, 2007PECOS EnrolledAccepts Medicare Assignment

721 AMERICAN AVE, SUITE 403, WAUKESHA, WI 53188(262) 549-1516(262) 549-0648 Get Directions Write a Review

NPPES record last updated: December 1, 2014. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Matthew Nathan Weinberg M.d. NPPES

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

MATTHEW NATHAN WEINBERG M.D. (NPI 1093856635) is an individual cardiovascular disease provider in Waukesha, Wisconsin, licensed in Wisconsin (50504-20) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS, is affiliated with Waukesha Memorial Hospital, and is a graduate of Rush Medical College Of Rush University (2004).

NPPES Registry Identity

NPI1093856635

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameMATTHEW NATHAN WEINBERGCredential: M.D.

Location Address721 AMERICAN AVE, SUITE 403Waukesha, WI 53188-5071

Mailing Address721 American Ave, Suite 403Waukesha, WI 53188-5071 · (262) 549-1516 · Fax (262) 549-0648

Phone(262) 549-1516

Fax(262) 549-0648

Sole ProprietorNo

Medical School CMSRush Medical College Of Rush UniversityGraduated 2004

Enumeration DateFebruary 8, 2007

Last NPPES UpdateDecember 1, 2014

✔ NPI 1093856635 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 WI · 50504-20

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.

721 AMERICAN AVE, Waukesha, WI 53188

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Other Identifiers 2

Medicare NSC0000868120

Medicaid35136500WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Dean Health Plan, Network Health.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

Matthew Nathan Weinberg 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 ID840362323

PECOS Enrollment IDI20080627000141

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 Reassignment

Medicare enrollment records show Matthew Weinberg reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Prohealth Medical Group Inc

Same address

Family Medicine

721 AMERICAN AVE, SUITE 310
Waukesha, WI 53188

Reassigned Medicare billing, Wisconsin enrollment
528 clinicians in this Medicare group

NPI 1629225677 (262) 928-4880

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 33

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.

946 services703 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.

910 services725 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.

408 services402 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.

272 services116 patients

Anticoagulant management of patient taking warfarin 93793

Anticoagulant management with warfarin involves monitoring and adjusting your medication to prevent blood clots while minimizing the risk of bleeding. Regular blood tests measure your response to warfarin, helping adjust your dose if necessary. It's crucial to maintain a consistent diet and promptly report any changes in your health.

231 services96 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.

197 services193 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

195 services193 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.

180 services50 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.

115 services115 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.

115 services115 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.

87 services84 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.

76 services39 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.

74 services35 patients

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

73 services72 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.

71 services63 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.

69 services64 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.

63 services63 patients

Heart rhythm review, and interpretation of continous external ekg over more than 48 hours up to 7 days 93244

A heart rhythm review involves monitoring your heart's electrical activity for more than 48 hours up to 7 days. Using a device called an external EKG, doctors can track your heartbeats to detect irregularities and help diagnose heart conditions.

60 services55 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.

57 services52 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.

55 services54 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.

50 services24 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.

47 services47 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.

41 services39 patients

Evaluation of single, dual, multiple lead or leadless pacemaker system 93288

An evaluation of a pacemaker system examines how well your heart device is working. Single, dual, multiple lead, or leadless refers to the wires that deliver electrical pulses from the pacemaker to your heart. This check ensures your heart is receiving the right amount of support from the device.

30 services24 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.

27 services26 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.

23 services22 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.

23 services23 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.

22 services18 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.

20 services19 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.

19 services15 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.

14 services14 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.

14 services14 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.

13 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Waukesha Memorial Hospital

Acute Care Hospitals · Waukesha, WI

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520008

Location725 American AveWaukesha, WI 53188 · Waukesha County

Emergency services Birthing friendly

Oconomowoc Memorial Hospital

Acute Care Hospitals · Oconomowoc, WI

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520062

Location791 E Summit AveOconomowoc, WI 53066 · Waukesha County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53188 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

$123.69 typical visit price

range $53.90 – $163.24

Typical copayment $30.92 (range $13.47 – $40.81)

Most-billed visit code 99204

Established Patient

$67.37 typical visit price

range $17.40 – $133.76

Typical copayment $16.84 (range $4.35 – $33.44)

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.

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.

STEPHANIE PATTENGALE LPC

Counselor (Professional)

721 AMERICAN AVE, STE 501
WAUKESHA, WI 53188

Waukesha County (262) 928-4036

CARDIOVASCULAR MEDICINE OF WAUKESHA, S.C.

Internal Medicine (Cardiovascular Disease)

721 AMERICAN AVE, SUITE 410
WAUKESHA, WI 53188

Waukesha County (262) 521-2101

JILL M BIBLER MS

Counselor (Professional)

721 AMERICAN AVE, SUITE 501
WAUKESHA, WI 53188

Waukesha County (262) 928-2396

CINDY M SYWYK MSW

Social Worker (Clinical)

721 AMERICAN AVE, SUITE 501
WAUKESHA, WI 53188

Waukesha County (262) 928-2396

ROBERT K PORTER MSW

Social Worker (Clinical)

721 AMERICAN AVE, SUITE 501
WAUKESHA, WI 53188

Waukesha County (262) 928-2396

CARDIOLOGY ASSOCIATES OF WAUKESHA, S.C.

Internal Medicine (Interventional Cardiology)

721 AMERICAN AVE, SUITE 403
WAUKESHA, WI 53188

Waukesha County (262) 549-1516

VERMA MEDICAL SERVICES, S.C.

Clinic/Center (Primary Care)

721 AMERICAN AVE, SUITE#409
WAUKESHA, WI 53188

Waukesha County (262) 928-8610

VICKEN VORPERIAN, MD

Internal Medicine (Clinical Cardiac Electrophysiology)

721 AMERICAN AVE, SUITE 402
WAUKESHA, WI 53188

Waukesha County (262) 548-3600

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 Matthew Weinberg's NPI number?

The NPI number for Matthew Weinberg is 1093856635. It was assigned to this individual provider in the NPPES registry on February 8, 2007.

Where is Matthew Weinberg located?

Matthew Weinberg practices at 721 American Ave Suite 403, Waukesha, WI 53188. The listed phone number is (262) 549-1516.

What is Matthew Weinberg's specialty?

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

Is Matthew Weinberg enrolled in Medicare?

Yes. Matthew Weinberg 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 organization bills Medicare for Matthew Weinberg's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Weinberg reassigns Medicare benefits to Prohealth Medical Group Inc (Waukesha, WI). The 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 Matthew Weinberg's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Matthew Weinberg accept?

Health plans from Anthem Blue Cross and Blue Shield, Dean Health Plan and Network Health list Matthew Weinberg 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 Matthew Weinberg affiliated with any hospitals?

According to CMS data, Matthew Weinberg is affiliated with Waukesha Memorial Hospital and Oconomowoc Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Matthew Weinberg was last updated on December 1, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.