Summary

Dr. Thomas Hemmen treats cerebrovascular accident and cerebrovascular disease and performs emergency care. He practices neurology, vascular surgery, and cardiovascular surgery and has 32 years of experience. He is affiliated with University of California San Diego Jacobs Medical Center.

Dr. Hemmen completed his residency at New York Presbyterian Hospital and earned his medical degree from Freie Universitaet Berlin Medizinische Fachbereich. He sees patients in La Jolla, California. He speaks English and German.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 2
  • 32 years of experience
  • 37 insurance plans accepted
  • speaks English, German
  • New York Presbyterian Hospital
  • 4 written reviews
  • 3 specialties
  • 13 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Spent time with me
  • Flexible scheduling

Office Location

UC San Diego Health

9434 Medical Center DrLa Jolla, CA 92037
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

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Thomas Hemmen, MD, PhDJeannine Thomas, MSPA, PA-CDr. Mariana Schmajuk, MDDr. Ali Elahi, MD
NeurologyNeurologyNeurologyNeurology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
2 
0 
0 
3.3 
32 Years of Experience 21 Years of Experience 14 Years of Experience 26 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, German Speaks English, Spanish Speaks English, Spanish Speaks English, German, Persian, Spanish
La Jolla , CASan Antonio , TXPalo Alto , CACorona Del Mar , CA
Med School: Freie Universitaet Berlin Medizinische Fachbereich Med School: University of Texas Health Science Center at San Antonio Med School: Columbia University Presbyterian Hospital - New York, NY Med School: University Of Pittsburgh School Of Medicine
Current Profile
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Insurance Plans Accepted by Thomas Hemmen

  • Accepts Medicaid
  • Aetna
  • Aetna - HMO
  • Aetna Better Health - Medicaid (Managed)
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AllCare Health
  • AllCare Health - IPA
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Brand New Day
  • Brand New Day - Medicare (Advantage HMO)
  • CalOptima
  • CareFirst Blue Cross Blue Shield - Medicaid (Managed)
  • Community Health Group
  • Health Net
  • Health Net - HMO
  • Humana
  • Humana - HMO
  • Imperial Health Plan of California
  • Inland Empire Health Plan
  • Kaiser Permanente
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • Molina Healthcare - Medicare (Advantage HMO)
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • Sharp Health Plan
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO

Medical Specialties

Thomas Hemmen has the following 3 specialties

Specialty Expertise

Thomas Hemmen has the following 13 areas of expertise

  • Alzheimer's Disease
  • Basal Ganglia Cerebrovascular Disease
  • Electromyography
  • Epilepsy
  • Headache
  • Induced Hypothermia
  • Migraine Disorder
  • Migraine Disorders
  • Multiple Sclerosis (MS)
  • Nerve Conduction Studies
  • Neurologist
  • Stroke
  • Vascular Surgeon

Certifications, License, & Education

32 Years Experience

Thomas Hemmen 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 New York Presbyterian Hospital.

Medical School

Graduated from Freie Universitaet Berlin Medizinische Fachbereich in 1996 and Freie Universitat Berlin in 1994.

NPI Number

Thomas Hemmen's NPI number is 1902821945.

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Frequently Asked Questions

Which hospitals is Thomas Hemmen affiliated with?
Thomas Hemmen is affiliated with University Of California San Diego Jacobs Medical Center.
Where is Thomas Hemmen's office located?
Thomas Hemmen's office is located at 9434 Medical Center Dr, La Jolla, CA, 92037.
How can I make an appointment with Thomas Hemmen?
You can find contact information for Thomas Hemmen here on Vitals.
Is Thomas Hemmen accepting new patients?
Thomas Hemmen is accepting new patients on Vitals. View Thomas Hemmen's profile on Vitals to make an appointment.
Does Thomas Hemmen accept my insurance?
You can see the insurance plans that Thomas Hemmen accepts on their Vitals profile.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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