Summary

Dr. Allan Nassar is an internal medicine physician who earned his medical degree from the University of Kansas School of Medicine and completed his residency training at Scripps Clinic. With 31 years of experience in internal medicine, he provides comprehensive care for adult patients with a focus on managing complex medical conditions. Dr. Nassar is fluent in both English and Spanish, allowing him to serve diverse patient populations throughout the Central Valley.

Dr. Nassar practices at locations in Madera and Fresno, California, and maintains affiliations with Community Regional Medical Center and Saint Agnes Medical Center. He specializes in treating conditions such as high cholesterol in children and teens, chronic kidney disease, and hyperlipidemia. His practice includes performing routine urine tests and urinalysis, as well as providing preventive care like flu vaccinations. Patients have given him an average rating of 4.4 out of 5 stars on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.4
  • 31 years of experience
  • speaks English, Spanish
  • Scripps Clinic
  • 3 written reviews
  • 1 specialty
  • 6 areas of expertise
  • 1 board certification
  • 2 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Allan Theodore Nassar has 3 locations

Internal Medicine Associates Inc

1111 W 4th St Ste BMadera, CA 93637
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Saint Agnes Medical Center

1303 E Herndon AveFresno, CA 93720

Community Regional Medical Center

2823 Fresno StFresno, CA 93721

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Dr. Allan Theodore Nassar, MDDr. George Mousa, MDDr. Alaa Hajal, MDDr. Tooba Rehman, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
31 Years of Experience 17 Years of Experience 15 Years of Experience 16 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish
Madera , CAUpland , CADiamond Bar , CAKaty , TX
Med School: University Of Kansas School Of Medicine Med School: University Of Aleppo Faculty Of Medicine Med School: University Of Damascus Faculty Of Medicine Med School: CHICAGO MEDICAL SCHOOL AT ROSALIND FRANKLIN UNIVERSITY OF MEDICINE & SCIENCE
Current Profile
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Insurance Plans Accepted by Dr. Allan Theodore Nassar

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Allan Theodore Nassar has the following specialty

Specialty Expertise

Dr. Allan Theodore Nassar has the following 6 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

31 Years Experience

Dr. Allan Theodore Nassar 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 Scripps Clinic.

Medical School

Graduated from University Of Kansas School Of Medicine in 1995.

NPI Number

Dr. Nassar's NPI number is 1033129135.

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Frequently Asked Questions

Is Dr. Allan Nassar accepting new patients?
Dr. Allan Nassar is accepting new patients on Vitals. View Dr. Allan Nassar's profile on Vitals to make an appointment.
Does Dr. Allan Nassar accept my insurance?
You can see the insurance plans that Dr. Allan Nassar accepts on their Vitals profile.
How can I make an appointment with Dr. Allan Nassar?
You can find contact information for Dr. Allan Nassar here on Vitals.
Which hospitals is Dr. Allan Nassar affiliated with?
Dr. Allan Nassar is affiliated with Community Regional Medical Center and Saint Agnes Medical Center.
Where is Dr. Allan Nassar's office located?
Dr. Allan Nassar's office is located at 1111 W 4th St Ste B, Madera, CA, 93637.

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