SARAH FISHER O.D.
NPI 1770620486
Optometrist - Pediatrics in Berkeley, CA

NPI Status: Active since January 31, 2007

Contact Information

UC BERKELEY SCHOOL OF OPTOMETRY
BERKELEY, CA
ZIP 94720
Phone: (510) 642-2020

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  • Individual
  • Female
  • Optometrist
  • Pediatrics

About SARAH FISHER

This page provides the complete NPI Profile along with additional information for Sarah Fisher, a provider established in Berkeley, California with a medical specialization in Optometrist, focusing in pediatrics . The healthcare provider is registered in the NPI registry with number 1770620486 assigned on January 2007. The practitioner's primary taxonomy code is 152WP0200X with license number 10584 (CA). The provider is registered as an individual and her NPI record was last updated 19 years ago.

NPI
1770620486
Provider Name
SARAH FISHER O.D.
Gender
Female
Entity Type
Individual
Location Address
UC BERKELEY SCHOOL OF OPTOMETRY BERKELEY, CA 94720
Location Phone
(510) 642-2020
Mailing Address
2905 SHASTA RD BERKELEY, CA 94708
Is Sole Proprietor?
No
Enumeration Date
01-31-2007
Last Update Date
07-08-2007
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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

Optometrist Pediatrics

Taxonomy Code
152WP0200X
Type
Eye and Vision Services Providers
License No.
10584
License State
CA
Taxonomy Description
Optometrists who work in Pediatrics are concerned with the prevention, development, diagnosis, and treatment of visual problems in children.

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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 1770620486, we treat the final digit (6) 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 54. The final step is to find the difference between that total and the next multiple of ten (60 - 54 = 6).

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
7
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
0
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
2
Unchanged
Pos 7
0
Doubled → 0
Pos 8
4
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
6
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 7 → 14 → 5 6 → 12 → 3 0 → 0 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 1 + 4 + 0 + 1 + 2 + 2 + 0 + 4 + 1 + 6 + 24 = 54

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

The next multiple of ten after 54 is 60. The difference is the calculated check digit.

60 - 54 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1770620486.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Optometrist
UC BERKELEY SCHOOL OF OPTOMETRY, 200 MINOR HALL
BERKELEY, CA 94720
Optometrist (Pediatrics)
UC BERKELEY SCHOOL OF OPTOMETRY, MINOR HALL
BERKELEY, CA 94720
Optometrist
UC BERKELEY SCHOOL OF OPTOMETRY, 230 MINOR HALL
BERKELEY, CA 94720
Optometrist
UC BERKELEY SCHOOL OF OPTOMETRY
BERKELEY, CA 94720

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1770620486, enumerated as an "individual" on January 31, 2007.

The provider is located at UC BERKELEY SCHOOL OF OPTOMETRY BERKELEY, CA 94720 and the phone number is (510) 642-2020.

Optometrist with taxonomy code 152WP0200X and a focus in Pediatrics.