DAVID VINCENT GRADY
NPI 1457584658
Counselor in San Mateo, CA

NPI Status: Active since September 03, 2009

Contact Information

1720 S AMPHLETT BLVD
STE 123
SAN MATEO, CA
ZIP 94402
Phone: (650) 578-8691

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  • Individual
  • Male
  • Counselor

About DAVID GRADY

This page provides the complete NPI Profile along with additional information for David Grady, a provider established in San Mateo, California with a medical specialization in Counselor. The healthcare provider is registered in the NPI registry with number 1457584658 assigned on September 2009. The practitioner's primary taxonomy code is 101Y00000X. The provider is registered as an individual and his NPI record was last updated 17 years ago.

NPI
1457584658
Provider Name
DAVID VINCENT GRADY
Gender
Male
Entity Type
Individual
Location Address
1720 S AMPHLETT BLVD STE 123 SAN MATEO, CA 94402
Location Phone
(650) 578-8691
Mailing Address
1720 S AMPHLETT BLVD STE 123 SAN MATEO, CA 94402
Mailing Phone
(650) 578-8691
Is Sole Proprietor?
No
Enumeration Date
09-03-2009
Last Update Date
09-03-2009
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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

Counselor

Taxonomy Code
101Y00000X
Type
Behavioral Health & Social Service Providers
Taxonomy Description
A provider who is trained and educated in the performance of behavior health services through interpersonal communications and analysis. Training and education at the specialty level usually requires a master's degree and clinical experience and supervision for licensure or certification.

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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 1457584658, we treat the final digit (8) 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 62. The final step is to find the difference between that total and the next multiple of ten (70 - 62 = 8).

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
4
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
7
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
8
Unchanged
Pos 7
4
Doubled → 8
Pos 8
6
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
8
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 5 → 10 → 1 5 → 10 → 1 4 → 8 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 0 + 7 + 1 + 0 + 8 + 8 + 6 + 1 + 0 + 24 = 62

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

The next multiple of ten after 62 is 70. The difference is the calculated check digit.

70 - 62 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1457584658.

Other Providers at the Same Location


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

Marriage & Family Therapist
1720 S AMPHLETT BLVD, SUITE 220
SAN MATEO, CA 94402
Marriage & Family Therapist
1720 S AMPHLETT BLVD, #118
SAN MATEO, CA 94402
Counselor
1720 S AMPHLETT BLVD, SUITE 123
SAN MATEO, CA 94402
Psychologist
1720 S AMPHLETT BLVD, SUITE 123
SAN MATEO, CA 94402
Counselor
1720 S AMPHLETT BLVD, SUITE 123
SAN MATEO, CA 94402
Counselor
1720 S AMPHLETT BLVD, SUITE 123
SAN MATEO, CA 94402
Marriage & Family Therapist
1720 S AMPHLETT BLVD, SUITE #123
SAN MATEO, CA 94402
Marriage & Family Therapist
1720 S AMPHLETT BLVD, SUITE 220-I
SAN MATEO, CA 94402
Marriage & Family Therapist
1720 S AMPHLETT BLVD, # 118
SAN MATEO, CA 94402
Marriage & Family Therapist
1720 S AMPHLETT BLVD, SUITE 118
SAN MATEO, CA 94402
Marriage & Family Therapist
1720 S AMPHLETT BLVD, SUITE 118
SAN MATEO, CA 94402
Counselor
1720 S AMPHLETT BLVD, STE 123
SAN MATEO, CA 94402
Counselor
1720 S AMPHLETT BLVD, STE 123
SAN MATEO, CA 94402
Counselor
1720 S AMPHLETT BLVD, STE 123
SAN MATEO, CA 94402
Marriage & Family Therapist
1720 S AMPHLETT BLVD, SUITE 118
SAN MATEO, CA 94402
Counselor
1720 S AMPHLETT BLVD, STE 123
SAN MATEO, CA 94402
Counselor
1720 S AMPHLETT BLVD, STE 123
SAN MATEO, CA 94402
Counselor
1720 S AMPHLETT BLVD, SUITE 123
SAN MATEO, CA 94402
Marriage & Family Therapist
1720 S AMPHLETT BLVD
SAN MATEO, CA 94402
Counselor (Mental Health)
1720 S AMPHLETT BLVD, SUITE 123
SAN MATEO, CA 94402

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1457584658, enumerated as an "individual" on September 03, 2009.

The provider is located at 1720 S AMPHLETT BLVD STE 123 SAN MATEO, CA 94402 and the phone number is (650) 578-8691.

Counselor with taxonomy code 101Y00000X.