Dr. Asterios Tsimpas, MD

Neurosurgeon, Vascular & Interventional Radiologist, Diagnostic Radiologist

Mission Viejo, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

Who is Dr. Tsimpas, Neurosurgeon in Mission Viejo, CA?

Dr. Asterios Tsimpas, MD is a Neurosurgeon, who primarily practices in Mission Viejo, CA. Dr. Tsimpas is fluent in English, German, and Greek, Modern (1453-), and is currently seeing new patients. Dr. Tsimpas’s practice accepts Kaiser Permanente, Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Tsimpas’s office at (949) 388-7190.

Castle Connolly Top Doctor

Castle Connolly Top Doctors are doctor-nominated and selected by a physician-led research team.

What are Areas of Expertise for Dr. Tsimpas?

Dr. Asterios Tsimpas, MD is a highly-rated, board-certified Neurosurgeon known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Tsimpas empowers patients to confidently navigate their health journey, specializing in Aneurysm, Aneurysm-Cerebral, Pain-Back & Neck, and comprehensive wellness support. Serving the Mission Viejo, CA community, Dr. Tsimpas is dedicated to enhancing lives through expert, patient-centered care.

What languages does Dr. Tsimpas speak?

Dr. Tsimpas and their clinical team can communicate with patients in the following languages:

English
German
Greek, Modern (1453-)

What conditions does a Neurosurgeon like Dr. Tsimpas typically treat?

As a Neurosurgeon, Dr. Tsimpas diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Tsimpas. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.

Also known as:

Brain Aneurysm
Cerebral Aneurysm
Brain Artery Bulge
Intracranial Aneurysm

ICD-10 Codes:

I671: Cerebral aneurysm, nonruptured

Also known as:

Hemorrhagic Stroke
Intracerebral Hemorrhage
Brain Bleed
Intracranial Hemorrhage
Cerebral Hemorrhage
Brain bleed
ICH
Bleeding in the brain

ICD-10 Codes:

I6203: Nontraumatic chronic subdural hemorrhage
I610: Nontraumatic intracerebral hemorrhage in hemisphere, subcortical

Also known as:

Traumatic Subdural Hemorrhage
Traumatic Brain Injury
Subdural Hematoma
Brain Bleed
Head Injury Bleed
Intracranial Hemorrhage

ICD-10 Codes:

S065X9A: Traumatic subdural hemorrhage with loss of consciousness of unspecified duration, initial encounter

What procedures does a Neurosurgeon like Dr. Tsimpas typically perform?

As a Neurosurgeon, Dr. Tsimpas performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Tsimpas. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.

Also known as:

Brain and Neck Artery X-ray (Angiography)
Catheter and X-ray of External Carotid Artery
Vertebral Artery Angiography
Carotid artery angiography
Cerebral angiography
Intracranial carotid angiography
Neck and brain blood vessel imaging
External carotid angiography
Neck artery imaging with catheter
Selective carotid catheterization
Cervicocerebral arch angiography
Vertebral artery imaging
Brain blood vessel scan

CPT Codes:

36224: Selective catheter placement, internal carotid artery, unilateral, with angiography of the ipsilateral intracranial carotid circulation and all associated radiological supervision and interpretation, includes angiography of the extracranial carotid and cervicocerebral arch, when performed
36227: Selective catheter placement, external carotid artery, unilateral, with angiography of the ipsilateral external carotid circulation and all associated radiological supervision and interpretation (List separately in addition to code for primary procedure)
36226: Selective catheter placement, vertebral artery, unilateral, with angiography of the ipsilateral vertebral circulation and all associated radiological supervision and interpretation, includes angiography of the cervicocerebral arch, when performed

Does Dr. Tsimpas accept my insurance?

Dr. Tsimpas accepts most major insurance plans. Important: Please call our office at (949) 388-7190 before your appointment to verify that your specific plan and network are accepted.

What insurance plans does Dr. Tsimpas accept in Mission Viejo, CA?

Dr. Tsimpas in Mission Viejo, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

Top Insurances

Alignment Healthcare
Centene Corporation
Federal government of the United States
Heritage Health
Hoag Memorial Hospital Presbyterian
Kaiser Permanente
Medicare
Other Health Care Provider
State of California
UnitedHealth Group

View All Insurances

Where is Dr. Tsimpas' office located?

Dr. Asterios Tsimpas' Primary Practice

26732 Crown Valley Pkwy Ste 541

Mission Viejo, CA 92691

(949) 388-7190

Get Directions

What hospitals are Dr. Tsimpas affiliated with?

Castle Connolly Top Hospital

This doctor is affiliated with a Castle Connolly Top Hospital.

Dr. Tsimpas has admitting privileges at the following hospitals:

Providence Mission Hospital Mission Viejo,Mission Viejo, CA

Ranked C-section surgery

MemorialCare Saddleback Medical Center,Laguna Hills, CA

What is Dr. Tsimpas's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

Dr. Tsimpas's National Provider Identifier (NPI) number is 1093919946.

What common questions do patients ask about Dr. Tsimpas?

Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Tsimpas

What is Dr. Asterios Tsimpas's specialty?

Dr. Tsimpas is a Neurosurgeon near Mission Viejo, CA.

What does a Neurosurgeon do?

A neurological surgeon is responsible to provide the operative and non-operative management which includes prevention, diagnosis, evaluation, treatment, critical care, & rehabilitation of various disorders related to the central, peripheral, and autonomic nervous systems. This includes their supporting structures and vascular supply, the complete evaluation and treatment of pathological process which is known to modify function or activity of the nervous system, the operative & non-operative management of pain. A neurological surgeon has specialization in treating patients with disorders of the nervous system which includes conditions affecting the brain, meninges, skull, and their blood supply, such as the extracranial carotid and vertebral arteries. They also manage disorders related to the pituitary gland, spinal cord, meninges, and vertebral column, including those that may require spinal fusion or instrumentation. In addition to this, they treat conditions affecting the cranial and spinal nerves throughout their course in the body.

Is Dr. Asterios Tsimpas affiliated with a ranked Castle Connolly Top Hospital?

Yes, Dr. Tsimpas is affiliated with Providence Mission Hospital Mission Viejo which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

When to see a Neurosurgeon?: Guides for symptoms, conditions, and treatments

Understand your symptoms and know when it’s time to see a Neurosurgeon. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.