JONATHAN ANTHONY RAMIREZ
NPI 1639029416
Specialist/Technologist - Speech-Language Assistant in Granada Hills, CA
NPI Status: Active since January 30, 2026
Contact Information
17037 CHATSWORTH ST STE 100
GRANADA HILLS, CA
ZIP 91344
Phone: (818) 206-9992
- Individual
- Specialist/Technologist
- Speech-Language Assistant
About JONATHAN RAMIREZ
This page provides the complete NPI Profile along with additional information for Jonathan Ramirez, a provider established in Granada Hills, California operating as a Specialist/technologist, focusing in speech-language assistant . The healthcare provider is registered in the NPI registry with number 1639029416 assigned on January 2026. The practitioner's primary taxonomy code is 2355S0801X with license number 10000 (CA). The provider is registered as an individual and their NPI record was last updated January 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.
- NPI
- 1639029416
- Provider Name
- JONATHAN ANTHONY RAMIREZ
- Gender
- Entity Type
- Individual
- Location Address
- 17037 CHATSWORTH ST STE 100 GRANADA HILLS, CA 91344
- Location Phone
- (818) 206-9992
- Mailing Address
- 17216 SATICOY ST # 141 VAN NUYS, CA 91406
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 01-30-2026
- Last Update Date
- 01-30-2026
- 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
Specialist/Technologist Speech-Language Assistant
- Taxonomy Code
- 2355S0801X
- Type
- Speech, Language and Hearing Service Providers
- License No.
- 10000
- License State
- CA
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 1639029416, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).
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 64 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 3 providers are registered at the same or a nearby location.
GRANADA HILLS, CA 91344
GRANADA HILLS, CA 91344
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1639029416, enumerated as an "individual" on January 30, 2026.
The provider is located at 17037 CHATSWORTH ST STE 100 GRANADA HILLS, CA 91344 and the phone number is (818) 206-9992.
Specialist/Technologist with taxonomy code 2355S0801X and a focus in Speech-Language Assistant.
