0 reviews
Summary
Dr. Halasan graduated from the University of Santo Tomas Faculty of Medicine and Surgery in 2005. She works in Norwalk, CT and 2 other locations and specializes in Critical Care Medicine. Dr. Halasan is affiliated with Rockville General Hospital, Norwalk Hospital and Danbury Hospital.
Quick Facts
- 21 years of experience
- speaks Arabic, Spanish
- University Of Connecticut Health Center
- 1 specialty
- 7 areas of expertise
- 1 board certification
- 3 hospital affiliations
- 3 office locations
- Female
Office Locations
Dr. Karen Caga-Anan Halasan has 3 locationsNuvance Health Medical Practice Pulmonary And Sleep Medicine Norwalk Cross St
40 Cross St Ste 400BNorwalk, CT 06851Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed
Nuvance Health Pulmonary Critical Care And Sleep Medicine Norwalk Maple Street
34 Maple St Fl 3Norwalk, CT 06850 Tel: (203) 852-2392
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. Karen Caga-Anan Halasan, MD | Dr. Michael John Werdmann, MD | Dr. Rose Marie Flores, MD | Dr. Olufunmilayo Olubukola Falade, MD |
| Critical Care Medicine | Emergency Medicine | Critical Care Medicine | Critical Care Medicine |
| 21 Years of Experience | 49 Years of Experience | 37 Years of Experience | 19 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks Arabic, Spanish | Speaks English | Speaks Polish, Spanish | Speaks English |
| Norwalk , CT | Bridgeport , CT | Northport , NY | Bridgeport , CT |
| Med School: University Of Santo Tomas Faculty Of Medicine And Surgery | Med School: University Of Cincinnati College Of Medicine | Med School: Univ Nacional Federico Villarreal Fac De Med Hipolito Unanue | Med School: University Of Ibadan College Of Medicine |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Karen Caga-Anan Halasan
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Karen Caga-Anan Halasan has the following specialty
Specialty Expertise
Dr. Karen Caga-Anan Halasan has the following 7 areas of expertise
Certifications, License, & Education
21 Years Experience
Dr. Karen Caga-Anan Halasan 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 University Of Santo Tomas Faculty Of Medicine And Surgery in 2005.
NPI Number
Dr. Halasan's NPI number is 1508029836.
Similar doctors
Frequently Asked Questions
- Where is Dr. Karen Halasan's office located?
- Dr. Karen Halasan's office is located at 40 Cross St Ste 400B, Norwalk, CT, 06851.
- Which hospitals is Dr. Karen Halasan affiliated with?
- Dr. Karen Halasan is affiliated with Rockville General Hospital, Norwalk Hospital, and Danbury Hospital.
- How can I make an appointment with Dr. Karen Halasan?
- You can find contact information for Dr. Karen Halasan here on Vitals.
- Does Dr. Karen Halasan accept virtual/telehealth appointments?
- Dr. Karen Halasan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- What languages does Dr. Karen Halasan speak?
- Dr. Karen Halasan speaks Arabic and Spanish.
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.



