Gregory S Schlessinger, MD

Nephrology Internal Medicine

Gregory S Schlessinger is a Nephrology Internal Medicine specialist based in Lone Tree, CO with over 33 years of clinical experience. Offers virtual telehealth visits.

(720) 696-0852Lone Tree, CO
Telehealth Available
NPI Active per CMS — Q2 2026

Gregory S Schlessinger, MD has practiced internal medicine for 33+ years, working in group practice. Trained at Vanderbilt University School of Medicine (class of 1993), he has been practicing for over 33 years. Among his Medicare patients, common conditions include hypertension, high cholesterol, and kidney disease (per CMS data).

1 of 74 Internal Medicine providers in COSee all Internal Medicine in Lone Tree33+ years experienceNPI since 2005

Older · 1146dNPPES updated 2023-04-04 · verify NPI on CMS · Verify license at Colorado Medical Board

Contact & Location

Practice Location

9777 S Yosemite St Ste 110, Lone Tree, CO 80124-3115

Fax: (720) 696-0892
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 Chronic Kidney 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

Chronic Kidney Disease
75%

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

Diabetes
49%

A condition where the body cannot properly regulate blood sugar levels

Arthritis
49%

Joint inflammation causing pain, swelling, and stiffness

Heart Failure
43%

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

Ischemic Heart Disease
41%

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

Mood Disorders
34%

Conditions affecting emotional state, including depression and bipolar disorder

GeneralBehavioralNational avg

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

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Background & Specialty

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

Career Journey
  1. Graduated medical school · 1993

    Vanderbilt University School of Medicine

  2. Board certified · Apr 3, 2023

    Self-reported via NPPES

  3. 33 years in practice

    Senior practitioner

Internal MedicineAllopathic & Osteopathic Physicians

Nephrologists treat kidney diseases including chronic kidney disease, kidney failure requiring dialysis, glomerulonephritis, kidney stones, and electrolyte disorders. They manage dialysis access and kidney transplant follow-up.

Taxonomy: 207RN0300X

Education & Training

Vanderbilt University School of Medicine (Class of 1993)

Virtual Internal Medicine Care With Gregory S Schlessinger

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

Schedule a virtual visit with Gregory S Schlessinger for blood pressure monitoring, cholesterol management, kidney care follow-ups — no travel to Lone Tree required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Gregory S Schlessinger

Dr. Schlessinger is listed as active in the NPI registry with telehealth listed in Lone Tree, CO. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (720) 696-0852.

Verified across 3 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Physician Comparator. See Data Methodology.

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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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