Robert Kloss, M.D.

Hematology & Oncology

Internal Medicine

Robert Kloss is a Hematology & Oncology specialist based in Danbury, CT with over 50 years of clinical experience. Offers virtual telehealth visits.

(203) 797-7029Danbury, CT
Telehealth Available
NPI Active per CMS — Q2 2026

Robert Kloss, M.D. has been part of the Danbury medical community since 2006 in group practice. Trained at Jefferson Medical College of Thomas Jefferson University (class of 1976), he has been practicing for over 50 years. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and cancer.

1 of 75 Internal Medicine providers in CTSee all Internal Medicine in Danbury50+ years experienceNPI since 2006

Older · 5680dNPPES updated 2010-11-03 · verify NPI on CMS · Verify license at Connecticut Medical Examining Board

Contact & Location

Practice Location

24 Hospital Ave, Danbury, CT 06810-6099

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 Cancer.

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

Cancer
51%

Diseases involving abnormal cell growth with potential to spread to other body parts

Arthritis
40%

Joint inflammation causing pain, swelling, and stiffness

Chronic Kidney Disease
32%

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

Ischemic Heart Disease
30%

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

Diabetes
28%

A condition where the body cannot properly regulate blood sugar levels

Anxiety Disorders
25%

Excessive worry or fear that interferes with daily life

GeneralBehavioralNational avg

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

Patient Reviews

No patient reviews yet. If you've seen Robert Kloss, your feedback helps other patients.

Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →

Background & Specialty

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

Career Journey
  1. Graduated medical school · 1976

    Jefferson Medical College of Thomas Jefferson University

  2. 50 years in practice

    Senior practitioner

Internal MedicineHematology & Oncology in DanburyAllopathic & Osteopathic Physicians

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Taxonomy: 207RH0003X

Education & Training

Jefferson Medical College of Thomas Jefferson University (Class of 1976)

Virtual Hematology & Oncology Care With Robert Kloss

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

Schedule a virtual visit with Robert Kloss for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to Danbury required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Robert Kloss

NPI records show Dr. Kloss as active with telehealth listed in Danbury, CT. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (203) 797-7029.

Verified across 3 federal data sources

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

Is this your profile?

Verify credentials, update practice details, and manage telehealth.

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.

Related Providers

Hematology & Oncology in CT

See all