MISS TESS ALEXANDRIA GRIGSBY
NPI 1093374829
Speech-Language Pathologist in Phoenix, AZ

NPI Status: Active since June 05, 2019

Contact Information

4502 N CENTRAL AVE
PHOENIX, AZ
ZIP 85012
Phone: (602) 764-1008

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  • Individual
  • Female
  • Speech-Language Pathologist

About TESS GRIGSBY

This page provides the complete NPI Profile along with additional information for Tess Grigsby, a provider established in Phoenix, Arizona with a medical specialization in Speech-language Pathologist. The healthcare provider is registered in the NPI registry with number 1093374829 assigned on June 2019. The practitioner's primary taxonomy code is 235Z00000X with license number TSLP11800 (AZ). The provider is registered as an individual and her NPI record was last updated 7 years ago.

NPI
1093374829
Provider Name
MISS TESS ALEXANDRIA GRIGSBY
Gender
Female
Entity Type
Individual
Location Address
4502 N CENTRAL AVE PHOENIX, AZ 85012
Location Phone
(602) 764-1008
Mailing Address
3160 N ARIZONA AVE STE 105 CHANDLER, AZ 85225
Is Sole Proprietor?
No
Enumeration Date
06-05-2019
Last Update Date
06-05-2019
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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
License No.
TSLP11800
License State
AZ
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 1093374829, we treat the final digit (9) 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 9).

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
0
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
3
Unchanged
Pos 5
3
Doubled → 6
Pos 6
7
Unchanged
Pos 7
4
Doubled → 8
Pos 8
8
Unchanged
Pos 9
2
Doubled → 4
Check
9
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 9 → 18 → 9 3 → 6 4 → 8 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 1 + 8 + 3 + 6 + 7 + 8 + 8 + 4 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1093374829.

Other Providers at the Same Location


The following 18 providers are registered at the same or a nearby location.

Specialist
4502 N CENTRAL AVE
PHOENIX, AZ 85012
Local Education Agency (LEA)
4502 N CENTRAL AVE
PHOENIX, AZ 85012
Psychologist (School)
4502 N CENTRAL AVE
PHOENIX, AZ 85012
Speech-Language Pathologist
4502 N CENTRAL AVE, PHOENIX UNION HIGH SCHOOL DISTRICT
PHOENIX, AZ 85012
Occupational Therapist
4502 N CENTRAL AVE, CES LL
PHOENIX, AZ 85012
Speech-Language Pathologist
4502 N CENTRAL AVE
PHOENIX, AZ 85012
Licensed Practical Nurse
4502 N CENTRAL AVE, LOWER LEVEL
PHOENIX, AZ 85012
Counselor (Mental Health)
4502 N CENTRAL AVE
PHOENIX, AZ 85012
Licensed Practical Nurse
4502 N CENTRAL AVE
PHOENIX, AZ 85012
Social Worker (Clinical)
4502 N CENTRAL AVE
PHOENIX, AZ 85012
Social Worker
4502 N CENTRAL AVE
PHOENIX, AZ 85012
Nursing Care
4502 N CENTRAL AVE
PHOENIX, AZ 85012
Registered Nurse (Administrator)
4502 N CENTRAL AVE
PHOENIX, AZ 85012
Registered Nurse (School)
4502 N CENTRAL AVE
PHOENIX, AZ 85012
Registered Nurse (School)
4502 N CENTRAL AVE
PHOENIX, AZ 85012
Registered Nurse (School)
4502 N CENTRAL AVE
PHOENIX, AZ 85012
Registered Nurse (School)
4502 N CENTRAL AVE
PHOENIX, AZ 85012
Social Worker (Clinical)
4502 N CENTRAL AVE
PHOENIX, AZ 85012

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1093374829, enumerated as an "individual" on June 05, 2019.

The provider is located at 4502 N CENTRAL AVE PHOENIX, AZ 85012 and the phone number is (602) 764-1008.

Speech-Language Pathologist with taxonomy code 235Z00000X.