PATRICK LEI
NPI 1285289710
Rehabilitation Practitioner in Los Angeles, CA
NPI Status: Active since August 01, 2019
Contact Information
2116 ARLINGTON AVE STE 100
LOS ANGELES, CA
ZIP 90018
Phone: (323) 334-9000
Fax: (323) 334-4437
- Individual
- Male
- Rehabilitation Practitioner
About PATRICK LEI
This page provides the complete NPI Profile along with additional information for Patrick Lei, a provider established in Los Angeles, California with a medical specialization in Rehabilitation Practitioner. The healthcare provider is registered in the NPI registry with number 1285289710 assigned on August 2019. The practitioner's primary taxonomy code is 225400000X. The provider is registered as an individual and his NPI record was last updated December 2025.
- NPI
- 1285289710
- Provider Name
- PATRICK LEI
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 2116 ARLINGTON AVE STE 100 LOS ANGELES, CA 90018
- Location Phone
- (323) 334-9000
- Location Fax
- (323) 334-4437
- Mailing Address
- 2116 ARLINGTON AVE STE 100 LOS ANGELES, CA 90018
- Mailing Phone
- (323) 334-9000
- Mailing Fax
- (323) 334-4437
- Is Sole Proprietor?
- No
- Enumeration Date
- 08-01-2019
- Last Update Date
- 12-22-2025
- 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
Rehabilitation Practitioner
- Taxonomy Code
- 225400000X
- Type
- Respiratory, Developmental, Rehabilitative and Restorative Service Providers
- License State
- CA
- Taxonomy Description
- A health care practitioner who trains or retrains individuals disabled by disease or injury to help them attain their maximum functional capacity.
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 | 103TC0700X | Behavioral Health & Social Service Providers | Psychologist | POST-DOCTORAL (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 1285289710, 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 20 providers are registered at the same or a nearby location.
LOS ANGELES, CA 90018
LOS ANGELES, CA 90018
LOS ANGELES, CA 90018
LOS ANGELES, CA 90018
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1285289710, enumerated as an "individual" on August 01, 2019.
The provider is located at 2116 ARLINGTON AVE STE 100 LOS ANGELES, CA 90018 and the phone number is (323) 334-9000.
Rehabilitation Practitioner with taxonomy code 225400000X.
