WALKER SPEECH THERAPY, INC.
NPI 1316404197
Speech-Language Pathologist in Petaluma, CA
NPI Status: Active since February 27, 2019
Contact Information
1301 REDWOOD WAY STE 165
PETALUMA, CA
ZIP 94954
Phone: (707) 763-6419
Fax: (707) 763-2537
- Organization
- Speech-Language Pathologist
About WALKER SPEECH THERAPY, INC.
This page provides the complete NPI Profile along with additional information for Walker Speech Therapy, Inc., a provider established in Petaluma, California operating as a Speech-language Pathologist. The healthcare provider is registered in the NPI registry with number 1316404197 assigned on February 2019. The practitioner's primary taxonomy code is 235Z00000X. 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 provider's
- NPI
- 1316404197
- Provider Legal Name
- WALKER SPEECH THERAPY, INC.
- Other Organization Name
- Other Name Type
- (6)
- Entity Type
- Organization
- Location Address
- 1301 REDWOOD WAY STE 165 PETALUMA, CA 94954
- Location Phone
- (707) 763-6419
- Location Fax
- (707) 763-2537
- Mailing Address
- 1301 REDWOOD WAY STE 165 PETALUMA, CA 94954
- Mailing Phone
- (707) 763-6419
- Mailing Fax
- (707) 763-2537
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 02-27-2019
- Last Update Date
- 09-26-2025
- Code Navigator
Location Map
Secondary Locations
- 165 N Redwood Dr Ste 200
San Rafael, CA 94903
(415) 479-7880
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
Speech-Language Pathologist
- Taxonomy Code
- 235Z00000X
- Type
- Speech, Language and Hearing Service Providers
- Taxonomy Description
- The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
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 1316404197, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).
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 63 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.
PETALUMA, CA 94954
PETALUMA, CA 94954
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1316404197, enumerated as an "organization" on February 27, 2019.
The provider is located at 1301 REDWOOD WAY STE 165 PETALUMA, CA 94954 and the phone number is (707) 763-6419.
Speech-Language Pathologist with taxonomy code 235Z00000X.
