FREDERICK R. HARRIS, O.D., INC.
NPI 1114237658
Optometrist in South Pasadena, CA

NPI Status: Active since October 18, 2010

Contact Information

1941 HUNTINGTON DR
SUITE F
SOUTH PASADENA, CA
ZIP 91030
Phone: (626) 799-2212

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  • Organization
  • Optometrist

About FREDERICK R. HARRIS, O.D., INC.

This page provides the complete NPI Profile along with additional information for Frederick R. Harris, O.d., Inc., a provider established in South Pasadena, California operating as a Optometrist. The healthcare provider is registered in the NPI registry with number 1114237658 assigned on October 2010. The practitioner's primary taxonomy code is 152W00000X with license number OPT 4835 TPL (CA). The provider is registered as an organization and their NPI record was last updated 16 years ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Dr. Frederick R. Harris O.d. (Owner)

NPI
1114237658
Provider Name
FREDERICK R. HARRIS, O.D., INC.
Entity Type
Organization
Location Address
1941 HUNTINGTON DR SUITE F SOUTH PASADENA, CA 91030
Location Phone
(626) 799-2212
Mailing Address
1941 HUNTINGTON DR SUITE F SOUTH PASADENA, CA 91030
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
10-18-2010
Last Update Date
10-18-2010
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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

Taxonomy Code
152W00000X
Type
Eye and Vision Services Providers
License No.
OPT 4835 TPL
License State
CA
Taxonomy Description
Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

DR. FREDERICK R. HARRIS O.D.

Authorized Official Title
OWNER
Authorized Official Phone
(626) 799-2212

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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 1114237658, 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 52. The final step is to find the difference between that total and the next multiple of ten (60 - 52 = 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
1
Unchanged
Pos 3
1
Doubled → 2
Pos 4
4
Unchanged
Pos 5
2
Doubled → 4
Pos 6
3
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
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 1 → 2 2 → 4 7 → 14 → 5 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 2 + 4 + 4 + 3 + 1 + 4 + 6 + 1 + 0 + 24 = 52

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

The next multiple of ten after 52 is 60. The difference is the calculated check digit.

60 - 52 = 8
This NPI is valid
The calculated check digit is 8, which matches the last digit of 1114237658.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Dentist (General Practice)
1941 HUNTINGTON DR, SUITE H
SOUTH PASADENA, CA 91030
Dentist (Pediatric Dentistry)
1941 HUNTINGTON DR, SUITE #A
SOUTH PASADENA, CA 91030
Specialist
1941 HUNTINGTON DR, SUITE E
SOUTH PASADENA, CA 91030
Dentist (Pediatric Dentistry)
1941 HUNTINGTON DR, SUITE #A
SOUTH PASADENA, CA 91030
Dentist (General Practice)
1941 HUNTINGTON DR, SUITE D
SOUTH PASADENA, CA 91030
Optometrist
1941 HUNTINGTON DR, SUITE F
SOUTH PASADENA, CA 91030
Dentist (General Practice)
1941 HUNTINGTON DR, SUITE H
SOUTH PASADENA, CA 91030
Dentist (General Practice)
1941 HUNTINGTON DR, SUITE B
SOUTH PASADENA, CA 91030
Clinic/Center (Dental)
1941 HUNTINGTON DR, SUITE H
SOUTH PASADENA, CA 91030

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1114237658, enumerated as an "organization" on October 18, 2010.

The provider is located at 1941 HUNTINGTON DR SUITE F SOUTH PASADENA, CA 91030 and the phone number is (626) 799-2212.

Optometrist with taxonomy code 152W00000X.