DR. STEPHEN J. CLARK DDS
NPI 1477501419
Dentist - General Practice in Amherst, NH

NPI Status: Active since May 04, 2006

Contact Information

102 PONEMAH RD
AMHERST, NH
ZIP 03031
Phone: (603) 673-7950
Fax: (603) 672-7647

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  • Individual
  • Male
  • Dentist
  • General Practice

About STEPHEN CLARK

This page provides the complete NPI Profile along with additional information for Stephen Clark, a provider established in Amherst, New Hampshire with a medical specialization in Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1477501419 assigned on May 2006. The practitioner's primary taxonomy code is 1223G0001X with license number 1566 (NH). The provider is registered as an individual and his NPI record was last updated 3 years ago.

NPI
1477501419
Provider Name
DR. STEPHEN J. CLARK DDS
Gender
Male
Entity Type
Individual
Location Address
102 PONEMAH RD AMHERST, NH 03031
Location Phone
(603) 673-7950
Location Fax
(603) 672-7647
Mailing Address
102 PONEMAH RD AMHERST, NH 03031
Mailing Phone
(603) 673-7950
Mailing Fax
(603) 672-7647
Is Sole Proprietor?
Yes
Enumeration Date
05-04-2006
Last Update Date
03-07-2023
Code Navigator

A dentist like Stephen Clark is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

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

Dentist General Practice

Taxonomy Code
1223G0001X
Type
Dental Providers
License No.
1566
License State
NH
Taxonomy Description
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

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
89191000MEDICAID (05)NH 

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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 1477501419, we treat the final digit (9) 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 51. The final step is to find the difference between that total and the next multiple of ten (60 - 51 = 9).

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
4
Unchanged
Pos 3
7
Doubled → 14 → 1 + 4
Pos 4
7
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
0
Unchanged
Pos 7
1
Doubled → 2
Pos 8
4
Unchanged
Pos 9
1
Doubled → 2
Check
9
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 5 → 10 → 1 1 → 2 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 1 + 4 + 7 + 1 + 0 + 0 + 2 + 4 + 2 + 24 = 51

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

The next multiple of ten after 51 is 60. The difference is the calculated check digit.

60 - 51 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1477501419.

Other Providers at the Same Location


The following 2 providers are registered at the same or a nearby location.

Dentist (General Practice)
102 PONEMAH RD
AMHERST, NH 03031
Dentist (General Practice)
102 PONEMAH RD
AMHERST, NH 03031

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1477501419, enumerated as an "individual" on May 04, 2006.

The provider is located at 102 PONEMAH RD AMHERST, NH 03031 and the phone number is (603) 673-7950.

Dentist with taxonomy code 1223G0001X and a focus in General Practice.

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