MS. SAN HEE YOON
NPI 1861228520
Registered Nurse - Medical-Surgical in Ontario, CA
NPI Status: Active since September 10, 2024
Contact Information
2295 S VINEYARD AVE BLDG H
ONTARIO, CA
ZIP 91761
Phone: (833) 574-2273
Some details in this NPI profile have been updated in the NPI registry within the last 30 days.
- Individual
- Female
- Registered Nurse
- Medical-Surgical
About SAN HEE YOON
This page provides the complete NPI Profile along with additional information for San Hee Yoon, a provider established in Ontario, California with a medical specialization in Registered Nurse, focusing in medical-surgical . The healthcare provider is registered in the NPI registry with number 1861228520 assigned on September 2024. The practitioner's primary taxonomy code is 163WM0705X with license number 95334285 (CA). The provider is registered as an individual and her NPI record was last updated May 2026.
- NPI
- 1861228520
- Provider Name
- MS. SAN HEE YOON
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 2295 S VINEYARD AVE BLDG H ONTARIO, CA 91761
- Location Phone
- (833) 574-2273
- Mailing Address
- 2295 S VINEYARD AVE BLDG H ONTARIO, CA 91761
- Is Sole Proprietor?
- No
- Enumeration Date
- 09-10-2024
- Last Update Date
- 05-26-2026
- Code Navigator
A registered nurse (RN) like San Hee Yoon coordinates and provides patient care and educates patients about various health conditions. Registered nurses give advice and emotional support to patients and their families. The typical duties of a registered nurse include: assessing patient conditions, record medical histories and symptoms, observe patients and record the observations, administer medicines and treatments, consult and collaborate with doctors, operate and monitor medical equipment, teach patients and families how to manage injuries or illnesses, etc.
Registered nurses typically work as part of a team with physicians and other healthcare professionals. In some medical teams registered nurses supervise nursing assistants, licensed practical nurses, and home health aides.
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
Registered Nurse Medical-Surgical
- Taxonomy Code
- 163WM0705X
- Type
- Nursing Service Providers
- License No.
- 95334285
- License State
- CA
Secondary Taxonomies
The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.
| No. | Taxonomy Code | Type | Classification / Specialization |
License No. (State) |
|---|---|---|---|---|
| 1 | 363LF0000X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | 95038238 (CA) |
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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 1861228520, 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 60. The final step is to find the difference between that total and the next multiple of ten (60 - 60 = 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 60 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 1 provider is registered at the same or a nearby location.
ONTARIO, CA 91761
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1861228520, enumerated as an "individual" on September 10, 2024.
The provider is located at 2295 S VINEYARD AVE BLDG H ONTARIO, CA 91761 and the phone number is (833) 574-2273.
Registered Nurse with taxonomy code 163WM0705X and a focus in Medical-Surgical.
