5
1 Rating
Summary
Dr. Ivar Frithsen is a family medicine physician who also specializes in hospital medicine, bringing 24 years of experience to patient care. He earned his medical degree from Drexel University College of Medicine and has developed expertise in managing both outpatient family health needs and complex inpatient medical conditions.
Dr. Frithsen practices at Valley Regional Hospital in Claremont, New Hampshire, and Brattleboro Memorial Hospital in Brattleboro, Vermont, with additional affiliations at Cheshire Medical Center. His clinical focus includes treating acute kidney injury and chronic obstructive pulmonary disease, including cases with multiple health complications. He regularly performs diagnostic blood work such as complete blood counts and chemistry panels to monitor patient health and kidney function. Patients rate Dr. Frithsen 5.0 out of 5 stars for his care.
Dr. Frithsen practices at Valley Regional Hospital in Claremont, New Hampshire, and Brattleboro Memorial Hospital in Brattleboro, Vermont, with additional affiliations at Cheshire Medical Center. His clinical focus includes treating acute kidney injury and chronic obstructive pulmonary disease, including cases with multiple health complications. He regularly performs diagnostic blood work such as complete blood counts and chemistry panels to monitor patient health and kidney function. Patients rate Dr. Frithsen 5.0 out of 5 stars for his care.
Overview based on verified provider data
Quick Facts
- 24 years of experience
- Drexel University College Of Medicine
- 2 specialties
- 9 areas of expertise
- 2 board certifications
- 3 hospital affiliations
- 2 office locations
- Male
Office Locations
Dr. Ivar Leslie Frithsen has 2 locationsCompare with Similar Doctors
 |  |  |  |
| Dr. Ivar Leslie Frithsen, MD | Dr. Nichola Antionette Patton, DNP, MSN, MBA, AGACNP-BC | Dr. Azar Alexander Korbey, MD | Nicole Baldwin, APRN, FNP-BC |
| Family Medicine | Family Medicine | Family Medicine | Family Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 24 Years of Experience | 21 Years of Experience | 46 Years of Experience | 8 Years of Experience |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks English, German, Portuguese | Speaks English, Chinese, Spanish | Speaks English | |
| Claremont , NH | Sheridan , WY | Salem , NH | Orlando , FL |
| Med School: Drexel University College Of Medicine | Med School: Georgetown University School Of Medicine | ||
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Ivar Leslie Frithsen
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Ivar Leslie Frithsen has the following 2 specialties
Specialty Expertise
Dr. Ivar Leslie Frithsen has the following 9 areas of expertise
Certifications, License, & Education
24 Years Experience
Dr. Ivar Leslie Frithsen holds an active medical license in the states of New Hampshire and Vermont.
Medical License
Medical Doctor with an active medical license in the state of New Hampshire that expired in 2026 and an active medical license in the state of Vermont that expires in 2026.
Education & Training
Medical School
Graduated from Drexel University College Of Medicine in 2002.
NPI Number
Dr. Frithsen's NPI number is 1891803755.
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Frequently Asked Questions
- Does Dr. Ivar Frithsen accept virtual/telehealth appointments?
- Dr. Ivar Frithsen has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Which hospitals is Dr. Ivar Frithsen affiliated with?
- Dr. Ivar Frithsen is affiliated with Valley Regional Hospital, Cheshire Medical Center, and Brattleboro Memorial Hospital.
- How can I make an appointment with Dr. Ivar Frithsen?
- You can find contact information for Dr. Ivar Frithsen here on Vitals.
- Does Dr. Ivar Frithsen accept my insurance?
- You can see the insurance plans that Dr. Ivar Frithsen accepts on their Vitals profile.
- Is Dr. Ivar Frithsen accepting new patients?
- Dr. Ivar Frithsen has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
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