DR. CLIFFORD GREGORY DUNN O.D.
NPI 1629134820
Optometrist - Corneal and Contact Management in Halfmoon, NY

NPI Status: Active since December 29, 2006

Contact Information

WAL MART VISION CENTER
1549 ROUTE 9
HALFMOON, NY
ZIP 12065
Phone: (518) 373-5756
Fax: (518) 373-5759

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  • Individual
  • Male
  • Optometrist
  • Corneal and Contact Management

About CLIFFORD DUNN

This page provides the complete NPI Profile along with additional information for Clifford Dunn, a provider established in Halfmoon, New York with a medical specialization in Optometrist, focusing in corneal and contact management . The healthcare provider is registered in the NPI registry with number 1629134820 assigned on December 2006. The practitioner's primary taxonomy code is 152WC0802X with license number T005588 (NY). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1629134820
Provider Name
DR. CLIFFORD GREGORY DUNN O.D.
Gender
Male
Entity Type
Individual
Location Address
WAL MART VISION CENTER 1549 ROUTE 9 HALFMOON, NY 12065
Location Phone
(518) 373-5756
Location Fax
(518) 373-5759
Mailing Address
43 OMEGA TER LATHAM, NY 12110
Mailing Phone
(518) 785-4424
Is Sole Proprietor?
Yes
Enumeration Date
12-29-2006
Last Update Date
07-08-2007
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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 Corneal and Contact Management

Taxonomy Code
152WC0802X
Type
Eye and Vision Services Providers
License No.
T005588
License State
NY
Taxonomy Description
The professional activities performed by an Optometrist related to the fitting of contact lenses to an eye, ongoing evaluation of the cornea's ability to sustain successful contact lens wear, and treatment of any external eye or corneal condition which can affect contact lens wear.

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
U57320MEDICARE UPIN (02)NY 
CC6613MEDICARE ID-TYPE UNSPECIFIED (04)NY 

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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 1629134820, we treat the final digit (0) 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 70. The final step is to find the difference between that total and the next multiple of ten (70 - 70 = 0).

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
6
Unchanged
Pos 3
2
Doubled → 4
Pos 4
9
Unchanged
Pos 5
1
Doubled → 2
Pos 6
3
Unchanged
Pos 7
4
Doubled → 8
Pos 8
8
Unchanged
Pos 9
2
Doubled → 4
Check
0
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 2 → 4 1 → 2 4 → 8 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 4 + 9 + 2 + 3 + 8 + 8 + 4 + 24 = 70

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

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

70 - 70 = 0
This NPI is valid
The calculated check digit is 0, which matches the last digit of 1629134820.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1629134820, enumerated as an "individual" on December 29, 2006.

The provider is located at WAL MART VISION CENTER 1549 ROUTE 9 HALFMOON, NY 12065 and the phone number is (518) 373-5756.

Optometrist with taxonomy code 152WC0802X and a focus in Corneal and Contact Management.

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