CASTRO VALLEY EYE CENTER
NPI 1972047686
Ophthalmology in Castro Valley, CA

NPI Status: Active since December 14, 2016

Contact Information

21675 REDWOOD RD
CASTRO VALLEY, CA
ZIP 94546
Phone: (510) 538-5252
Fax: (510) 538-3882

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  • Organization
  • Ophthalmology

About CASTRO VALLEY EYE CENTER

This page provides the complete NPI Profile along with additional information for Castro Valley Eye Center, a provider established in Castro Valley, California operating as a Ophthalmology. The healthcare provider is registered in the NPI registry with number 1972047686 assigned on December 2016. The practitioner's primary taxonomy code is 207W00000X with license number G21061 (CA). The provider is registered as an organization and their NPI record was last updated 10 years ago. Castro Valley Eye Center operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The provider's is doing business as Castro Valley Eye Center. The authorized official of this NPI record is Ms. Patricia Roderick (Practice Manager)

NPI
1972047686
Provider Legal Name
BARRY M. KERMAN, MD, INC.
Other Organization Name
CASTRO VALLEY EYE CENTER
Other Name Type
Doing Business As (3)
Entity Type
Organization
Location Address
21675 REDWOOD RD CASTRO VALLEY, CA 94546
Location Phone
(510) 538-5252
Location Fax
(510) 538-3882
Mailing Address
21675 REDWOOD RD CASTRO VALLEY, CA 94546
Mailing Phone
(510) 538-5252
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-14-2016
Last Update Date
12-14-2016
Code Navigator

Ophthalmologists like Castro Valley Eye Center specialize in diagnosing and treating eye conditions. They may perform surgeries to correct vision issues or prevent vision loss due to diseases like glaucoma. Additionally, they can provide eyeglasses, prescribe contact lenses, and offer other vision-related services.

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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

Ophthalmology

Taxonomy Code
207W00000X
Type
Allopathic & Osteopathic Physicians
License No.
G21061
License State
CA
Taxonomy Description
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas 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

MS. PATRICIA RODERICK

Authorized Official Title
PRACTICE MANAGER
Authorized Official Phone
(510) 538-5297

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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 1972047686, 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 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
9
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
2
Unchanged
Pos 5
0
Doubled → 0
Pos 6
4
Unchanged
Pos 7
7
Doubled → 14 → 1 + 4
Pos 8
6
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 0 → 0 7 → 14 → 5 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 4 + 2 + 0 + 4 + 1 + 4 + 6 + 1 + 6 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1972047686.

Other Providers at the Same Location


The following 3 providers are registered at the same or a nearby location.

Ophthalmology
21675 REDWOOD RD
CASTRO VALLEY, CA 94546
Optometrist
21675 REDWOOD RD
CASTRO VALLEY, CA 94546
Ophthalmology
21675 REDWOOD RD
CASTRO VALLEY, CA 94546

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1972047686, enumerated as an "organization" on December 14, 2016.

The provider is located at 21675 REDWOOD RD CASTRO VALLEY, CA 94546 and the phone number is (510) 538-5252.

Ophthalmology with taxonomy code 207W00000X.