DR. SHARON FARRELL PHD
NPI 1366925604
Specialist - Research Data Abstracter/Coder in San Francisco, CA

NPI Status: Active since September 12, 2018

Contact Information

CITYWIDE FORENSICS
982 MISSION STREET
SAN FRANCISCO, CA
ZIP 94103
Phone: (510) 604-6376

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  • Individual
  • Female
  • Specialist
  • Research Data Abstracter/Coder

About SHARON FARRELL

This page provides the complete NPI Profile along with additional information for Sharon Farrell, a provider established in San Francisco, California with a medical specialization in Specialist, focusing in research data abstracter/coder . The healthcare provider is registered in the NPI registry with number 1366925604 assigned on September 2018. The practitioner's primary taxonomy code is 1744R1103X. The provider is registered as an individual and her NPI record was last updated 8 years ago.

NPI
1366925604
Provider Name
DR. SHARON FARRELL PHD
Gender
Female
Entity Type
Individual
Location Address
CITYWIDE FORENSICS 982 MISSION STREET SAN FRANCISCO, CA 94103
Location Phone
(510) 604-6376
Mailing Address
3634 VIRDEN AVE OAKLAND, CA 94619
Is Sole Proprietor?
No
Enumeration Date
09-12-2018
Last Update Date
09-12-2018
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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

Specialist Research Data Abstracter/Coder

Taxonomy Code
1744R1103X
Type
Other Service Providers

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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 1366925604, we treat the final digit (4) 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 4).

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
3
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
6
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
2
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
6
Unchanged
Pos 9
0
Doubled → 0
Check
4
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 6 → 12 → 3 9 → 18 → 9 5 → 10 → 1 0 → 0

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 2 + 6 + 1 + 8 + 2 + 1 + 0 + 6 + 0 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1366925604.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1366925604, enumerated as an "individual" on September 12, 2018.

The provider is located at CITYWIDE FORENSICS 982 MISSION STREET SAN FRANCISCO, CA 94103 and the phone number is (510) 604-6376.

Specialist with taxonomy code 1744R1103X and a focus in Research Data Abstracter/Coder.