Kevin A Greer, MD

Thoracic Surgery (Cardiothoracic Vascular Surgery)

Kevin A Greer is a Thoracic Surgery (Cardiothoracic Vascular Surgery) specialist based in Green Bay, WI with over 34 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(920) 433-9621Green Bay, WI
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

With over 34 years in thoracic surgery (cardiothoracic vascular surgery), Kevin a Greer, MD is a long-established thoracic surgery (cardiothoracic vascular surgery) specialist in Green Bay. A Northwestern University Feinberg Medical School graduate since 1992, he brings 34+ years of experience. He regularly sees Medicare patients with hypertension, high cholesterol, and ischemic_heart (per CMS claims data).

1 of 10 Thoracic Surgery (Cardiothoracic Vascular Surgery) providers in WISee all Thoracic Surgery (Cardiothoracic Vascular Surgery) in Green Bay34+ years experienceNPI since 2006

Older · 4476dNPPES updated 2014-02-20 · verify NPI on CMS · Verify license at Wisconsin Medical Examining Board

Contact & Location

Practice Location

720 South Van Buren Street Suite 303, Green Bay, WI 54301

Fax: (920) 433-0565
CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

218

Unique beneficiaries

Standard volume

Prescription Recipients

75

Patients prescribed

Prescriptions Written

91

Total claims

Total Medicare drug cost: $703

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Ischemic Heart Disease.

Hypertension
75%

High blood pressure — a leading risk factor for heart disease and stroke

High Cholesterol
75%

Elevated cholesterol or triglycerides that increase heart disease risk

Ischemic Heart Disease
67%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

Heart Failure
44%

The heart cannot pump blood efficiently enough to meet the body's needs

Atrial Fibrillation
36%

An irregular, often rapid heartbeat that increases the risk of stroke

Diabetes
35%

A condition where the body cannot properly regulate blood sugar levels

Chronic Kidney Disease
33%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

Arthritis
32%

Joint inflammation causing pain, swelling, and stiffness

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

Industry Payment Transparency

$217 received from industry

3 transactions reported in 2024 ·Low tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Kevin a Greer's NPI.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 1992

    Northwestern University Feinberg School of Medicine

  2. 34 years in practice

    Senior practitioner

Thoracic Surgery (Cardiothoracic Vascular Surgery)Allopathic & Osteopathic Physicians

A thoracic surgeon provides the operative, perioperative and critical care of patients with pathologic conditions within the chest. Included is the surgical care of coronary artery disease, cancers of the lung, esophagus and chest wall, abnormalities of the trachea, abnormalities of the great vessels and heart valves, congenital anomalies, tumors of the mediastinum and diseases of the diaphragm. The management of the airway and injuries of the chest is within the scope of the specialty.

Taxonomy: 208G00000X

Education & Training

Northwestern University Feinberg Medical School (Class of 1992)

Practice Footprint

Mailing address

Po Box 22487, Green Bay, WI 54305-2487

Differs from practice location

Virtual Thoracic Surgery (Cardiothoracic Vascular Surgery) Care With Kevin a Greer

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Kevin a Greer for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to Green Bay required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Kevin a Greer

Dr. Greer is listed as active in the NPI registry with telehealth listed in Green Bay, WI. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (920) 433-9621.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.

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Claim Profile

Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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