OC EMERGENCY PHYSICIANS
NPI 1124902739
Emergency Medicine in Tustin, CA
NPI Status: Active since August 05, 2025
Contact Information
14662 NEWPORT AVE
TUSTIN, CA
ZIP 92780
Phone: (714) 619-7700
- Organization
- Emergency Medicine
About OC EMERGENCY PHYSICIANS
This page provides the complete NPI Profile along with additional information for Oc Emergency Physicians, a provider established in Tustin, California operating as a Emergency Medicine. The healthcare provider is registered in the NPI registry with number 1124902739 assigned on August 2025. The practitioner's primary taxonomy code is 207P00000X. The provider is registered as an organization and their NPI record was last updated one year ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Pingching Kwan Md (Owner)
- NPI
- 1124902739
- Provider Name
- OC EMERGENCY PHYSICIANS
- Entity Type
- Organization
- Location Address
- 14662 NEWPORT AVE TUSTIN, CA 92780
- Location Phone
- (714) 619-7700
- Mailing Address
- PO BOX 4419 WOODLAND HILLS, CA 91365
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 08-05-2025
- Last Update Date
- 10-24-2025
- Code Navigator
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
Emergency Medicine
- Taxonomy Code
- 207P00000X
- Type
- Allopathic & Osteopathic Physicians
- Taxonomy Description
- An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Group Taxonomy 193400000X SINGLE SPECIALTY GROUP
This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.
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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 1124902739, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).
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 61 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
TUSTIN, CA 92780
TUSTIN, CA 92780
TUSTIN, CA 92780
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1124902739, enumerated as an "organization" on August 05, 2025.
The provider is located at 14662 NEWPORT AVE TUSTIN, CA 92780 and the phone number is (714) 619-7700.
Emergency Medicine with taxonomy code 207P00000X.
