WILLIAM HAROLD PETERSON DMD
NPI 1245300854
Dentist - General Practice in Clayton, MO

NPI Status: Active since November 09, 2006

Contact Information

225 S MERAMEC AVE
STE 923T
CLAYTON, MO
ZIP 63105
Phone: (314) 727-4131
Fax: (314) 725-4002

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  • Individual
  • Male
  • Dentist
  • General Practice

About WILLIAM PETERSON

This page provides the complete NPI Profile along with additional information for William Peterson, a provider established in Clayton, Missouri with a medical specialization in Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1245300854 assigned on November 2006. The practitioner's primary taxonomy code is 1223G0001X with license number 012147 (MO). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1245300854
Provider Name
WILLIAM HAROLD PETERSON DMD
Gender
Male
Entity Type
Individual
Location Address
225 S MERAMEC AVE STE 923T CLAYTON, MO 63105
Location Phone
(314) 727-4131
Location Fax
(314) 725-4002
Mailing Address
225 S MERAMEC AVE STE 923T CLAYTON, MO 63105
Mailing Phone
(314) 727-4131
Mailing Fax
(314) 725-4002
Is Sole Proprietor?
No
Enumeration Date
11-09-2006
Last Update Date
07-08-2007
Code Navigator

A dentist like William Peterson 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.
012147
License State
MO
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.

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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 1245300854, 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 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
2
Unchanged
Pos 3
4
Doubled → 8
Pos 4
5
Unchanged
Pos 5
3
Doubled → 6
Pos 6
0
Unchanged
Pos 7
0
Doubled → 0
Pos 8
8
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 3 → 6 0 → 0 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 8 + 5 + 6 + 0 + 0 + 8 + 1 + 0 + 24 = 56

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

The next multiple of ten after 56 is 60. The difference is the calculated check digit.

60 - 56 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1245300854.

Other Providers at the Same Location


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

Psychologist (Clinical)
225 S MERAMEC AVE, SUITE 504
SAINT LOUIS, MO 63105
Social Worker (Clinical)
225 S MERAMEC AVE, SUITE 504
SAINT LOUIS, MO 63105
Psychologist (Clinical)
225 S MERAMEC AVE, SUITE 321
CLAYTON, MO 63105
Psychologist
225 S MERAMEC AVE, SUITE 432T
CLAYTON, MO 63105
Counselor (Mental Health)
225 S MERAMEC AVE, SUITE 404
SAINT LOUIS, MO 63105
Dentist (General Practice)
225 S MERAMEC AVE, SUITE 106
ST LOUIS, MO 63105
Psychiatry & Neurology (Psychiatry)
225 S MERAMEC AVE, SUITE 721
CLAYTON, MO 63105
Psychologist
225 S MERAMEC AVE, SUITE 202
CLAYTON, MO 63105
Psychiatry & Neurology (Psychiatry)
225 S MERAMEC AVE, SUITE 932T
CLAYTON, MO 63105
Counselor (Professional)
225 S MERAMEC AVE, SUITE 214
CLAYTON, MO 63105
Psychiatry & Neurology (Psychiatry)
225 S MERAMEC AVE, SUITE 932T
SAINT LOUIS, MO 63105
Psychologist
225 S MERAMEC AVE, STE 432T
CLAYTON, MO 63105
Social Worker (Clinical)
225 S MERAMEC AVE, STE. 432T
CLAYTON, MO 63105
Psychologist
225 S MERAMEC AVE, SUITE 932
SAINT LOUIS, MO 63105
Dentist (General Practice)
225 S MERAMEC AVE, SUITE 311
SAINT LOUIS, MO 63105
Psychiatry & Neurology (Psychiatry)
225 S MERAMEC AVE, SUITE 932T
CLAYTON, MO 63105
Social Worker (Clinical)
225 S MERAMEC AVE, SUITE 404
SAINT LOUIS, MO 63105
Chiropractor
225 S MERAMEC AVE, SUITE 306
CLAYTON, MO 63105
Psychologist (Clinical)
225 S MERAMEC AVE, SUITE 421T
CLAYTON, MO 63105
Social Worker (Clinical)
225 S MERAMEC AVE, SUITE 404
SAINT LOUIS, MO 63105

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1245300854, enumerated as an "individual" on November 09, 2006.

The provider is located at 225 S MERAMEC AVE STE 923T CLAYTON, MO 63105 and the phone number is (314) 727-4131.

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