BRIAN CHOI MD
NPI 1285054890
Psychiatry & Neurology - Psychiatry in Newport Beach, CA
NPI Status: Active since April 22, 2014
Contact Information
4000 MACARTHUR BLVD STE 600
NEWPORT BEACH, CA
ZIP 92660
Phone: (949) 264-4093
Fax: (949) 260-7852
- Individual
- Male
- Psychiatry & Neurology
- Psychiatry
About BRIAN CHOI
This page provides the complete NPI Profile along with additional information for Brian Choi, a provider established in Newport Beach, California with a medical specialization in Psychiatry & Neurology, focusing in psychiatry . The healthcare provider is registered in the NPI registry with number 1285054890 assigned on April 2014. The practitioner's primary taxonomy code is 2084P0800X with license number A140953 (CA). The provider is registered as an individual and his NPI record was last updated February 2026.
- NPI
- 1285054890
- Provider Name
- BRIAN CHOI MD
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 4000 MACARTHUR BLVD STE 600 NEWPORT BEACH, CA 92660
- Location Phone
- (949) 264-4093
- Location Fax
- (949) 260-7852
- Mailing Address
- 2646 DUPONT DR STE 60-346 IRVINE, CA 92612
- Mailing Phone
- (949) 264-4093
- Mailing Fax
- (949) 260-7852
- Is Sole Proprietor?
- No
- Enumeration Date
- 04-22-2014
- Last Update Date
- 02-17-2026
- Code Navigator
A psychiatrist like Brian Choi are primary mental health physicians diagnose and treat mental illnesses through psychotherapy, psychoanalysis, hospitalization and medication. Psychiatrist help patients find solutions through changes in their behavioral patterns, explorations of experiences, group and family therapy.
Location Map
Specialty - Primary Taxonomy
The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.
- Classification
Psychiatry & Neurology Psychiatry
- Taxonomy Code
- 2084P0800X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- A140953
- License State
- CA
- Taxonomy Description
- A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
Areas of Expertise
The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.
Follow-up hospital inpatient care per day, typically 25 minutes
Follow-up hospital inpatient care per day, typically 35 minutes
Follow-up nursing facility visit per day, typically 15 minutes
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
This service was performed 3,728 times for 23 patientsFollow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
This service was performed 137 times for 11 patientsA follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.
This service was performed 614 times for 12 patientsReviews for BRIAN CHOI MD
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NPI NPI Number Validation
How NPI Validation Works
The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.
To verify the NPI 1285054890, we treat the final digit (0) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).
Digit-by-digit view
Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.
Step 1: Double every other digit from the right
Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 70 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 18 providers are registered at the same or a nearby location.
NEWPORT BEACH, CA 92660
NEWPORT BEACH, CA 92660
NEWPORT BEACH, CA 92660
NEWPORT BEACH, CA 92660
NEWPORT BEACH, CA 92660
NEWPORT BEACH, CA 92660
NEWPORT BEACH, CA 92660
NEWPORT BEACH, CA 92660
NEWPORT BEACH, CA 92660
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1285054890, enumerated as an "individual" on April 22, 2014.
The provider is located at 4000 MACARTHUR BLVD STE 600 NEWPORT BEACH, CA 92660 and the phone number is (949) 264-4093.
Psychiatry & Neurology with taxonomy code 2084P0800X and a focus in Psychiatry.
