JACOB REZNIK MD, INC., A PROFESSIONAL CORPORATION
NPI 1043495724
Ophthalmology in Encino, CA

NPI Status: Active since December 31, 2007

Contact Information

16055 VENTURA BLVD
#690
ENCINO, CA
ZIP 91436
Phone: (818) 789-5558

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  • Organization
  • Ophthalmology

About JACOB REZNIK MD, INC., A PROFESSIONAL CORPORATION

This page provides the complete NPI Profile along with additional information for Jacob Reznik Md, Inc., A Professional Corporation, a provider established in Encino, California operating as a Ophthalmology. The healthcare provider is registered in the NPI registry with number 1043495724 assigned on December 2007. The practitioner's primary taxonomy code is 207W00000X with license number A101891 (CA). The provider is registered as an organization and their NPI record was last updated 18 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. Jacob Reznik Md (Owner)

NPI
1043495724
Provider Name
JACOB REZNIK MD, INC., A PROFESSIONAL CORPORATION
Entity Type
Organization
Location Address
16055 VENTURA BLVD #690 ENCINO, CA 91436
Location Phone
(818) 789-5558
Mailing Address
8568 BURTON WAY #102 LOS ANGELES, CA 90048
Mailing Phone
(310) 980-6037
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
12-31-2007
Last Update Date
12-05-2008
Code Navigator

Ophthalmologists like Jacob Reznik Md, Inc., A Professional Corporation 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.

Location Map

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.
A101891
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 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. JACOB REZNIK MD

Authorized Official Title
OWNER
Authorized Official Phone
(310) 980-6037

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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 1043495724, 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 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
0
Unchanged
Pos 3
4
Doubled → 8
Pos 4
3
Unchanged
Pos 5
4
Doubled → 8
Pos 6
9
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
7
Unchanged
Pos 9
2
Doubled → 4
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 4 → 8 4 → 8 5 → 10 → 1 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 8 + 3 + 8 + 9 + 1 + 0 + 7 + 4 + 24 = 66

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

The next multiple of ten after 66 is 70. The difference is the calculated check digit.

70 - 66 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1043495724.

Other Providers at the Same Location


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

Dentist
16055 VENTURA BLVD, STE 925
ENCINO, CA 91436
Pain Medicine (Interventional Pain Medicine)
16055 VENTURA BLVD
ENCINO, CA 91436
Psychologist
16055 VENTURA BLVD, STE 605
ENCINO, CA 91436
Anesthesiology
16055 VENTURA BLVD, STE.# 120
ENCINO, CA 91436
Anesthesiology
16055 VENTURA BLVD, STE.#120
ENCINO, CA 91436
Marriage & Family Therapist
16055 VENTURA BLVD, #605
ENCINO, CA 91436
Marriage & Family Therapist
16055 VENTURA BLVD, SUITE #717
ENCINO, CA 91436
Marriage & Family Therapist
16055 VENTURA BLVD, SUITE 1010
ENCINO, CA 91436
Speech-Language Pathologist
16055 VENTURA BLVD, SUITE 905
ENCINO, CA 91436
Social Worker (Clinical)
16055 VENTURA BLVD, SUITE 1025
ENCINO, CA 91436
Social Worker (Clinical)
16055 VENTURA BLVD, SUITE 1220
ENCINO, CA 91436
Psychiatry & Neurology (Psychiatry)
16055 VENTURA BLVD, # 710
ENCINO, CA 91436
Dentist
16055 VENTURA BLVD, SUITE # 1126
ENCINO, CA 91436
Speech-Language Pathologist
16055 VENTURA BLVD, 905
ENCINO, CA 91436
Pain Medicine (Interventional Pain Medicine)
16055 VENTURA BLVD, SUITE 120
ENCINO, CA 91436
Psychologist
16055 VENTURA BLVD, #717
ENCINO, CA 91436
Dentist (General Practice)
16055 VENTURA BLVD, SUITE 1001
ENCINO, CA 91436
Psychologist (Clinical)
16055 VENTURA BLVD, SUITE 828
ENCINO, CA 91436
Social Worker (Clinical)
16055 VENTURA BLVD, SUITE 403
ENCINO, CA 91436
Rehabilitation Practitioner
16055 VENTURA BLVD, SUITE 828
ENCINO, CA 91436

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1043495724, enumerated as an "organization" on December 31, 2007.

The provider is located at 16055 VENTURA BLVD #690 ENCINO, CA 91436 and the phone number is (818) 789-5558.

Ophthalmology with taxonomy code 207W00000X.