ROSA WACHTEL
NPI 1689291775
Speech-Language Pathologist in San Francisco, CA
NPI Status: Active since July 06, 2020
Contact Information
2300 TARAVAL ST
SAN FRANCISCO, CA
ZIP 94116
Phone: (415) 935-0412
Some details in this NPI profile have been updated in the NPI registry within the last 30 days.
- Individual
- Female
- Speech-Language Pathologist
About ROSA WACHTEL
This page provides the complete NPI Profile along with additional information for Rosa Wachtel, a provider established in San Francisco, California with a medical specialization in Speech-language Pathologist. The healthcare provider is registered in the NPI registry with number 1689291775 assigned on July 2020. The practitioner's primary taxonomy code is 235Z00000X. The provider is registered as an individual and her NPI record was last updated May 2026.
- NPI
- 1689291775
- Provider Name
- ROSA WACHTEL
- Other Name
- ROSA SAMBUCETO
- Other Name Type
- Former Name (1)
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 2300 TARAVAL ST SAN FRANCISCO, CA 94116
- Location Phone
- (415) 935-0412
- Mailing Address
- 13074 MARITIME PL SAN DIEGO, CA 92130
- Mailing Phone
- (650) 400-9602
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 07-06-2020
- Last Update Date
- 05-26-2026
- Code Navigator
Location Map
Secondary Locations
- 4100 Normal St
San Diego, CA 92103
(619) 725-5501
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.
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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 1689291775, we treat the final digit (5) 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 75. The final step is to find the difference between that total and the next multiple of ten (80 - 75 = 5).
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 75 is 80. 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.
SAN FRANCISCO, CA 94116
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1689291775, enumerated as an "individual" on July 06, 2020.
The provider is located at 2300 TARAVAL ST SAN FRANCISCO, CA 94116 and the phone number is (415) 935-0412.
Speech-Language Pathologist with taxonomy code 235Z00000X.
