
37 Years of Experience
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Sun, Specialist in San Jose, CA?
Dr. Xihua Sun, MD is a Specialist, who primarily practices in San Jose, CA. He has been practicing for over 37 years. Dr. Sun graduated from Jiamusi Medical College and completed his residency at University Medical Center Southern Navada. Dr. Sun is fluent in English and Chinese, and is currently seeing new patients. Dr. Sun’s practice accepts Kaiser Permanente, Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Sun’s office at (408) 557-0550.
Where did Dr. Sun go to medical school and complete their residency?
Residency: University Medical Center Southern Navada | University of California College of Medicine
Medical School: Jiamusi Med Coll, Jiamusi, Heilongjiang, China | Jiamusi Medical College
What languages does Dr. Sun speak?
Dr. Sun and their clinical team can communicate with patients in the following languages:
Chinese
English
What conditions does a Specialist like Dr. Sun typically treat?
As a Specialist, Dr. Sun 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. Sun. 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:
- Chronic Migraine without Aura
- Migraine
- Common Migraine
- Migraine without warning signs
- Everyday Migraine
ICD-10 Codes:
- G43711: Chronic migraine without aura, intractable, with status migrainosus
Also known as:
- Generalized Epilepsy
- Epilepsy
- Idiopathic generalized epilepsy
- Primary generalized epilepsy
- Generalized seizure disorder
ICD-10 Codes:
- G40309: Generalized idiopathic epilepsy and epileptic syndromes, not intractable, without status epilepticus
Also known as:
- Ischemic Stroke
- Brain Attack
- Cerebral Infarction
- Blood Clot in Brain
ICD-10 Codes:
- I63422: Cerebral infarction due to embolism of left anterior cerebral artery
Also known as:
- Metabolic Brain Disorder
- Brain Disease
- Metabolic Encephalopathy
- Brain Dysfunction from Metabolism
ICD-10 Codes:
- G9341: Metabolic encephalopathy
Also known as:
- Parkinsonism
- Parkinson's Disease
- Parkinson's Syndrome
- Atypical Parkinsonism
- Secondary Parkinsonism
ICD-10 Codes:
- G20C: Parkinsonism, unspecified
Also known as:
- Early-Onset Alzheimer's Disease
- Alzheimer's Disease
- Younger-Onset Alzheimer's
- Early Alzheimer's
ICD-10 Codes:
- G300: Alzheimer's disease with early onset
What procedures does a Specialist like Dr. Sun typically perform?
As a Specialist, Dr. Sun 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. Sun. 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:
- Botox Injections for Chronic Migraine
- Chemodenervation for Migraine
- Botulinum Toxin Injection for Migraine
- Facial Nerve Block
- Trigeminal Nerve Block
CPT Codes:
- 64615: Chemodenervation of muscle(s); muscle(s) innervated by facial, trigeminal, cervical spinal and accessory nerves, bilateral (eg, for chronic migraine)
Also known as:
- Facial Muscle Injection for Spasms (One Side)
- Botox for facial spasms
- Facial nerve chemodenervation
- Blepharospasm treatment
- Hemifacial spasm injection
CPT Codes:
- 64612: Chemodenervation of muscle(s); muscle(s) innervated by facial nerve, unilateral (eg, for blepharospasm, hemifacial spasm)
Also known as:
- Botox Injection for Neck Muscle Spasms
- Chemodenervation of neck muscles
- Botulinum toxin injection for cervical dystonia
- Neck spasm injection
CPT Codes:
- 64616: Chemodenervation of muscle(s); neck muscle(s), excluding muscles of the larynx, unilateral (eg, for cervical dystonia, spasmodic torticollis)
Also known as:
- Chemical Nerve Block for Muscle Spasms (Additional Extremity)
- Chemodenervation of Extremity Muscles
- Botox for Muscle Spasms (Additional Limb)
- Nerve-Blocking Injection for Spasticity
CPT Codes:
- 64645: Chemodenervation of one extremity; each additional extremity, 5 or more muscles (List separately in addition to code for primary procedure)
Also known as:
- Chemical Nerve Block for Multiple Muscles (Arm/Leg)
- Extremity Chemodenervation
- Muscle Spasticity Treatment (Chemical)
- Botox for Muscle Spasms (Multiple Muscles)
CPT Codes:
- 64644: Chemodenervation of one extremity; 5 or more muscles
Does Dr. Sun accept my insurance?
Dr. Sun accepts most major insurance plans. Important: Please call our office at (408) 557-0550 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Sun accept in San Jose, CA?
Dr. Sun in San Jose, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Alignment Healthcare
Blue Shield of California
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Medicare
OptumRx Administered Payer
Other Provider Networks
State of California
UnitedHealth Group
Valley Health Plan
View All Insurances
Where is Dr. Sun's office located?
Dr. Xihua Sun's Primary Practice
349 S Monroe St Ste 40
San Jose, CA 95128
(408) 557-0550
What hospitals are Dr. Sun affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Sun has admitting privileges at the following hospitals:
Kaiser Permanente Santa Clara Medical Center,Santa Clara, CA
Ranked in 2 Specialties

Ranked in 4 Procedures

Ranked in 2 Specialties
Ranked in 4 Procedures
Stanford Health Care - Stanford Hospital,Stanford, CA
Ranked in 6 Procedures

Ranked in 6 Procedures