Summary

Dr. Roger Karlin has practiced internal medicine and allergy and immunology for 50 years and is affiliated with Danbury Hospital. He treats hypertension and hypertensive emergency, and performs bronchodilator reversibility testing, pulmonary function testing, and asthma challenge tests. Dr. Karlin earned his medical degree from Icahn School of Medicine at Mount Sinai and completed his residency at the University of Connecticut Health Center. He sees patients in Danbury and New Fairfield, Connecticut. Patients on Vitals rate Dr. Karlin 4.39 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.4
  • 50 years of experience
  • speaks English
  • University Of Connecticut Health Center
  • 8 written reviews
  • 2 specialties
  • 13 areas of expertise
  • 1 hospital affiliation
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Roger H Karlin has 3 locations

Ct Internal Medicine And Allergy

57 North St Ste 422Danbury, CT 06810
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Ct Internal Medicine And Allergy

88 State Route 37New Fairfield, CT 06812
Mon8:30 am - 12:30 pm
Tue1:30 pm - 5:30 pm
Wed8:30 am - 11:30 am
Thu1:30 pm - 5:30 pm
Fri8:30 am - 1:00 pm
SatClosed
SunClosed

Danbury Hospital

24 Hospital AveDanbury, CT 06810

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Dr. Roger H Karlin, MD
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Dr. Roger H Karlin, MDDaniela K. Spitzer, MDNadia Naz Amin, MDKerry L. Folkman, MSN, NP-C
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
3.5 
4.5 
0 
50 Years of Experience 33 Years of Experience 22 Years of Experience 16 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option Virtual Visit Available
Speaks English Speaks English, Hindi, Telugu Speaks Spanish, Urdu Speaks English
Danbury , CTYorktown Heights , NYCortlandt Manor , NYBrookline , MA
Med School: Icahn School Of Medicine At Mount Sinai Med School: Medical University of Sofia Faculty of Medicine Med School: State University of New York Upstate Medical University Med School: Regis College
Current Profile
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Insurance Plans Accepted by Dr. Roger H Karlin

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Roger H Karlin has the following 2 specialties

Specialty Expertise

Dr. Roger H Karlin has the following 13 areas of expertise

  • Allergies
  • Allergy & Immunology
  • Asthma
  • Desensitization
  • Food Allergies
  • Hay Fever
  • Itching
  • Nasal Allergies
  • Rash
  • Sinusitis
  • Watery Eyes
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

50 Years Experience

Dr. Roger H Karlin holds an expired medical license in the state of Connecticut.

Medical License

Medical Doctor with an expired medical license in the state of Connecticut that expired in 2026.

Education & Training

Residency

Completed their residency at University Of Connecticut Health Center.

Medical School

Graduated from Icahn School Of Medicine At Mount Sinai in 1976.

NPI Number

Dr. Karlin's NPI number is 1700894177.

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Frequently Asked Questions

Does Dr. Roger Karlin accept my insurance?
You can see the insurance plans that Dr. Roger Karlin accepts on their Vitals profile.
Does Dr. Roger Karlin accept virtual/telehealth appointments?
Dr. Roger Karlin has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Roger Karlin affiliated with?
Dr. Roger Karlin is affiliated with Danbury Hospital.
Is Dr. Roger Karlin accepting new patients?
Dr. Roger Karlin is accepting new patients on Vitals. View Dr. Roger Karlin's profile on Vitals to make an appointment.
What languages does Dr. Roger Karlin speak?
Dr. Roger Karlin speaks English.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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