DR. CARL NELSON RINGER M.D.
NPI 1740286194
Ophthalmology in Cape Girardeau, MO

NPI Status: Active since June 21, 2005

Contact Information

64 DOCTORS PARK
CAPE GIRARDEAU, MO
ZIP 63703
Phone: (573) 334-5265
Fax: (573) 334-3648

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  • Individual
  • Male
  • Ophthalmology

About CARL RINGER

This page provides the complete NPI Profile along with additional information for Carl Ringer, a provider established in Cape Girardeau, Missouri with a medical specialization in Ophthalmology. The healthcare provider is registered in the NPI registry with number 1740286194 assigned on June 2005. The practitioner's primary taxonomy code is 207W00000X with license number R5781 (MO). The provider is registered as an individual and his NPI record was last updated 16 years ago.

NPI
1740286194
Provider Name
DR. CARL NELSON RINGER M.D.
Other Name
DR. C. NELSON RINGER M.D.
Other Name Type
Other Name (5)
Gender
Male
Entity Type
Individual
Location Address
64 DOCTORS PARK CAPE GIRARDEAU, MO 63703
Location Phone
(573) 334-5265
Location Fax
(573) 334-3648
Mailing Address
64 DOCTORS PARK CAPE GIRARDEAU, MO 63703
Mailing Phone
(573) 334-5265
Mailing Fax
(573) 334-3648
Is Sole Proprietor?
No
Enumeration Date
06-21-2005
Last Update Date
08-06-2010
Code Navigator

Ophthalmologists like Carl Ringer 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.
R5781
License State
MO
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.

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
146185OTHER (01)MOHEALTH ALLIANCE
21770OTHER (01)MOBLUE CROSS BLUE SHIELD
167605OTHER (01)MOHEALTHLINK
180011265OTHER (01)MORAILROAD MEDICARE
1610073OTHER (01)MOUNITED HEALTHCARE
000009675MEDICARE PIN (08)MO 
304905OTHER (01)MOGHP
A11997MEDICARE UPIN (02)MO 

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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 1740286194, 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
7
Unchanged
Pos 3
4
Doubled → 8
Pos 4
0
Unchanged
Pos 5
2
Doubled → 4
Pos 6
8
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
1
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 2 → 4 6 → 12 → 3 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 7 + 8 + 0 + 4 + 8 + 1 + 2 + 1 + 1 + 8 + 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 1740286194.

Other Providers at the Same Location


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

Ophthalmology
64 DOCTORS PARK
CAPE GIRARDEAU, MO 63703
Specialist
64 DOCTORS PARK
CAPE GIRARDEAU, MO 63703
Ophthalmology
64 DOCTORS PARK
CAPE GIRARDEAU, MO 63703

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1740286194, enumerated as an "individual" on June 21, 2005.

The provider is located at 64 DOCTORS PARK CAPE GIRARDEAU, MO 63703 and the phone number is (573) 334-5265.

Ophthalmology with taxonomy code 207W00000X.

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