ALEXANDRIA KOUTSOKOSTAS MA, CCC-SLP
NPI 1942775242
Speech-Language Pathologist in San Francisco, CA

NPI Status: Active since October 12, 2018

Contact Information

2425 GEARY BLVD
SAN FRANCISCO, CA
ZIP 94115
Phone: (415) 833-2000

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  • Individual
  • Female
  • Speech-Language Pathologist

About ALEXANDRIA KOUTSOKOSTAS

This page provides the complete NPI Profile along with additional information for Alexandria Koutsokostas, 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 1942775242 assigned on October 2018. The practitioner's primary taxonomy code is 235Z00000X. The provider is registered as an individual and her NPI record was last updated 5 years ago.

NPI
1942775242
Provider Name
ALEXANDRIA KOUTSOKOSTAS MA, CCC-SLP
Gender
Female
Entity Type
Individual
Location Address
2425 GEARY BLVD SAN FRANCISCO, CA 94115
Location Phone
(415) 833-2000
Mailing Address
910 WALNUT AVE APT 307 CHARLOTTE, NC 28208
Is Sole Proprietor?
No
Enumeration Date
10-12-2018
Last Update Date
01-03-2022
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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 1942775242, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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.

Pos 1
1
Doubled → 2
Pos 2
9
Unchanged
Pos 3
4
Doubled → 8
Pos 4
2
Unchanged
Pos 5
7
Doubled → 14 → 1 + 4
Pos 6
7
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
2
Unchanged
Pos 9
4
Doubled → 8
Check
2
Target digit
Regular digit Doubled digit Check digit

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.

1 → 2 4 → 8 7 → 14 → 5 5 → 10 → 1 4 → 8

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 9 + 8 + 2 + 1 + 4 + 7 + 1 + 0 + 2 + 8 + 24 = 68

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1942775242.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Nurse Practitioner (Family)
2425 GEARY BLVD, PERIOPERATIVE MEDICINE CENTER - 4404A
SAN FRANCISCO, CA 94115
Pediatrics
2425 GEARY BLVD, RM 3145
SAN FRANCISCO, CA 94115
Pediatrics
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Pharmacist
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Nurse Practitioner (Family)
2425 GEARY BLVD, EMPLOYEE HEALTH
SAN FRANCISCO, CA 94115
Nurse Practitioner (Family)
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Nurse Anesthetist, Certified Registered
2425 GEARY BLVD, DEPT. OF ANESTHESIA
SAN FRANCISCO, CA 94115
Pharmacist
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Nurse Practitioner (Gerontology)
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Health Maintenance Organization
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Nurse Anesthetist, Certified Registered
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Nurse Anesthetist, Certified Registered
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Nurse Anesthetist, Certified Registered
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Physical Therapist
2425 GEARY BLVD, ROOM 1241
SAN FRANCISCO, CA 94115
Registered Nurse
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Physician Assistant (Surgical)
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Dietary Manager
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Physical Therapist
2425 GEARY BLVD, ROOM 1241
SAN FRANCISCO, CA 94115
Nurse Anesthetist, Certified Registered
2425 GEARY BLVD
SAN FRANCISCO, CA 94115
Pharmacist (Pharmacotherapy)
2425 GEARY BLVD, KAISER FOUNDATION HOSPITAL
SAN FRANCISCO, CA 94115

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1942775242, enumerated as an "individual" on October 12, 2018.

The provider is located at 2425 GEARY BLVD SAN FRANCISCO, CA 94115 and the phone number is (415) 833-2000.

Speech-Language Pathologist with taxonomy code 235Z00000X.