Summary

Dr. Donald Chalfin is an internal medicine physician who specializes in critical care medicine. He earned his medical degree from the Icahn School of Medicine at Mount Sinai and completed his residency at LI Jewish Medical Center. With 41 years of experience in medicine, Dr. Chalfin brings extensive knowledge to treating patients with complex medical conditions requiring intensive care.

Dr. Chalfin practices at UCI Health Fountain Valley in Fountain Valley, California. His expertise includes managing serious conditions such as acute kidney injury and atrial fibrillation, including the paroxysmal form where irregular heartbeats come and go. He focuses on providing comprehensive care for patients who need close monitoring and advanced medical support during critical illness.

Overview based on verified provider data

Quick Facts

  • 41 years of experience
  • Li Jewish Medical Center
  • 2 specialties
  • 2 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

Fountain Valley Regional Hospital And Medical Center

17100 Euclid StFountain Valley, CA 92708

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Dr. Donald Bertram Chalfin, MDKarthikeyan Viswanathan, DODr. Adewumi Bakare DMSc, PA-CDr. Adama Diarra, DO
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
41 Years of Experience 12 Years of Experience 14 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Tamil Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin) Speaks English, French, Bambara
Fountain Valley , CAPalo Alto , CAMesquite , TXTigard , OR
Med School: Icahn School Of Medicine At Mount Sinai Med School: Bassett Medical Center - Cooperstown, New York Med School: University of Lynchburg - DMSc Med School: Arizona College of Osteopathic Medicine
Current Profile
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Insurance Plans Accepted by Dr. Donald Bertram Chalfin

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Donald Bertram Chalfin has the following 2 specialties

Specialty Expertise

Dr. Donald Bertram Chalfin has the following 2 areas of expertise

  • Critical Care Medicine
  • Critical Care Medicine (im)

Certifications, License, & Education

41 Years Experience

Dr. Donald Bertram Chalfin holds an expired medical license in the state of California.

Medical License

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

Education & Training

Residency

Completed their residency at Li Jewish Medical Center.

Medical School

Graduated from Icahn School Of Medicine At Mount Sinai in 1985.

NPI Number

Dr. Chalfin's NPI number is 1366479545.

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Frequently Asked Questions

How can I make an appointment with Dr. Donald Chalfin?
You can find contact information for Dr. Donald Chalfin here on Vitals.
Does Dr. Donald Chalfin accept virtual/telehealth appointments?
Dr. Donald Chalfin has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Donald Chalfin affiliated with?
Dr. Donald Chalfin is affiliated with Uci Health Fountain Valley.
Is Dr. Donald Chalfin accepting new patients?
Dr. Donald Chalfin has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. Donald Chalfin accept my insurance?
You can see the insurance plans that Dr. Donald Chalfin accepts on their Vitals profile.

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