DR. CARL DEAN OBENAUF M.D.
NPI 1336121292
Ophthalmology in Norwalk, OH

NPI Status: Active since November 16, 2005

Contact Information

278 BENEDICT AVE
STE. 300 MEDICAL PARK III
NORWALK, OH
ZIP 44857
Phone: (419) 668-3295
Fax: (419) 668-8861

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  • Individual
  • Male
  • Ophthalmology

About CARL OBENAUF

This page provides the complete NPI Profile along with additional information for Carl Obenauf, a provider established in Norwalk, Ohio with a medical specialization in Ophthalmology. The healthcare provider is registered in the NPI registry with number 1336121292 assigned on November 2005. The practitioner's primary taxonomy code is 207W00000X with license number 35-04-2379-O (OH). The provider is registered as an individual and his NPI record was last updated 18 years ago.

NPI
1336121292
Provider Name
DR. CARL DEAN OBENAUF M.D.
Gender
Male
Entity Type
Individual
Location Address
278 BENEDICT AVE STE. 300 MEDICAL PARK III NORWALK, OH 44857
Location Phone
(419) 668-3295
Location Fax
(419) 668-8861
Mailing Address
278 BENEDICT AVE STE. 300 MEDICAL PARK III NORWALK, OH 44857
Mailing Phone
(419) 668-3295
Mailing Fax
(419) 668-8861
Is Sole Proprietor?
No
Enumeration Date
11-16-2005
Last Update Date
01-16-2008
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Ophthalmologists like Carl Obenauf 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.
35-04-2379-O
License State
OH
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.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
OB0454444MEDICARE ID-TYPE UNSPECIFIED (04)OH 
0384534MEDICAID (05)OH 
0137650001MEDICARE NSC (07)OH 
A77850MEDICARE UPIN (02)OH 

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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 1336121292, we treat the final digit (2) 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 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

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

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 6 + 6 + 2 + 2 + 2 + 2 + 1 + 8 + 24 = 58

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

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1336121292.

Other Providers at the Same Location


The following 12 providers are registered at the same or a nearby location.

Surgery
278 BENEDICT AVE, SUITE 800
NORWALK, OH 44857
Surgery
278 BENEDICT AVE, SUITE 800
NORWALK, OH 44857
Ophthalmology
278 BENEDICT AVE, STE. 300 MEDICAL PARK III
NORWALK, OH 44857
Ophthalmology
278 BENEDICT AVE, STE. 300 MEDICAL PARK III
NORWALK, OH 44857
Nurse Practitioner (Adult Health)
278 BENEDICT AVE
NORWALK, OH 44857
Obstetrics & Gynecology
278 BENEDICT AVE, SUITE 500
NORWALK, OH 44857
Ophthalmology
278 BENEDICT AVE, ST. #300
NORWALK, OH 44857
Urology
278 BENEDICT AVE, SUITE 650
NORWALK, OH 44857
Surgery
278 BENEDICT AVE, SUITE 800
NORWALK, OH 44857
Obstetrics & Gynecology
278 BENEDICT AVE, SUITE 500
NORWALK, OH 44857
Surgery
278 BENEDICT AVE, SUITE 450
NORWALK, OH 44857
Clinic/Center (Medical Specialty)
278 BENEDICT AVE, SUITE 450
NORWALK, OH 44857

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1336121292, enumerated as an "individual" on November 16, 2005.

The provider is located at 278 BENEDICT AVE STE. 300 MEDICAL PARK III NORWALK, OH 44857 and the phone number is (419) 668-3295.

Ophthalmology with taxonomy code 207W00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.