Summary

Dr. Fahlen graduated from the Albany Medical College in 1998. He works in Modesto, CA and 3 other locations and specializes in Nephrology and Internal Medicine. Dr. Fahlen is affiliated with Doctors Medical Center Of Modesto, Sutter Health Memorial Medical Center and Kaiser Permanente Modesto Medical Center.

Quick Facts

  • accepting new patients
  • 4.5
  • 28 years of experience
  • speaks English, Spanish
  • University Of Texas Health System
  • 10 written reviews
  • 2 specialties
  • 9 areas of expertise
  • 2 board certifications
  • 3 hospital affiliations
  • 4 office locations
  • Male

Office Locations

Dr. Mark Theodore Fahlen has 4 locations

Mark T Fahlen Md Inc

1400 Florida Ave Ste 109Modesto, CA 95350
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

Memorial Medical Center

1700 Coffee RdModesto, CA 95355

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Dr. Mark Theodore Fahlen, MDDr. Ayodele Oluwaseun Okunola, MDDr. Victor Vahid Lami, MDDr. Raed Ali Wahab, MD
NephrologyInternal MedicineNeurologyInternal Medicine
Accepts New Patients Accepts New Patients
4.5 
4.1 
3.8 
28 Years of Experience 21 Years of Experience 14 Years of Experience 26 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish
Modesto , CASparks , NVDallas , TXChicago Ridge , IL
Med School: Albany Medical College Med School: Obafemi Awolowo University College Of Health Sciences Med School: Tehran University Of Medical Sciences Med School: Lebanese University Faculty Of Medical Sciences
Current Profile
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Insurance Plans Accepted by Dr. Mark Theodore Fahlen

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Mark Theodore Fahlen has the following 2 specialties

Specialty Expertise

Dr. Mark Theodore Fahlen has the following 9 areas of expertise

  • Chronic Renal Disease
  • Dialysis
  • Dialysis Access Surgery
  • End Stage Renal Disease (ESRD)
  • Internal Medicine
  • Kidney Biopsy
  • Kidney Disease
  • Peritoneal Dialysis
  • Urinalysis

Certifications, License, & Education

28 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Residency

University Of Texas Health System

Medical School

Albany Medical CollegeGraduated in 1998

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Frequently Asked Questions

Does Dr. Mark Fahlen accept virtual/telehealth appointments?
Dr. Mark Fahlen has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Mark Fahlen's office located?
Dr. Mark Fahlen's office is located at 1400 Florida Ave Ste 109, Modesto, CA, 95350.
How can I make an appointment with Dr. Mark Fahlen?
You can find contact information for Dr. Mark Fahlen here on Vitals.
What languages does Dr. Mark Fahlen speak?
Dr. Mark Fahlen speaks English and Spanish.
Which hospitals is Dr. Mark Fahlen affiliated with?
Dr. Mark Fahlen is affiliated with Doctors Medical Center Of Modesto, Sutter Health Memorial Medical Center, and Kaiser Permanente Modesto Medical Center.

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