DR. STEPHEN JAY ANCOWITZ
NPI 1023054384
Dentist - Prosthodontics in Los Angeles, CA

NPI Status: Active since June 22, 2006

Contact Information

VA GREATER LOS ANGELES HEALTHCARE SYSTEM - DENT SERVICE
11301 WISHIRE BLVD.
LOS ANGELES, CA
ZIP 90073
Phone: (310) 478-3711
Fax: (310) 268-3941

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  • Individual
  • Male
  • Dentist
  • Prosthodontics

About STEPHEN ANCOWITZ

This page provides the complete NPI Profile along with additional information for Stephen Ancowitz, a provider established in Los Angeles, California with a medical specialization in Dentist, focusing in prosthodontics . The healthcare provider is registered in the NPI registry with number 1023054384 assigned on June 2006. The practitioner's primary taxonomy code is 1223P0700X with license number 32797 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1023054384
Provider Name
DR. STEPHEN JAY ANCOWITZ
Gender
Male
Entity Type
Individual
Location Address
VA GREATER LOS ANGELES HEALTHCARE SYSTEM - DENT SERVICE 11301 WISHIRE BLVD. LOS ANGELES, CA 90073
Location Phone
(310) 478-3711
Location Fax
(310) 268-3941
Mailing Address
2322 WHITMAN ST SAN DIEGO, CA 92103
Mailing Phone
(619) 296-5120
Mailing Fax
(310) 268-3941
Is Sole Proprietor?
No
Enumeration Date
06-22-2006
Last Update Date
07-08-2007
Code Navigator

A dentist like Stephen Ancowitz 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 Prosthodontics

Taxonomy Code
1223P0700X
Type
Dental Providers
License No.
32797
License State
CA
Taxonomy Description
That branch of dentistry pertaining to the restoration and maintenance of oral functions, comfort, appearance and health of the patient by the restoration of natural teeth and/or the replacement of missing teeth and contiguous oral and maxillofacial tissues with artificial substitutes.

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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 1023054384, 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
0
Unchanged
Pos 3
2
Doubled → 4
Pos 4
3
Unchanged
Pos 5
0
Doubled → 0
Pos 6
5
Unchanged
Pos 7
4
Doubled → 8
Pos 8
3
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 2 → 4 0 → 0 4 → 8 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 4 + 3 + 0 + 5 + 8 + 3 + 1 + 6 + 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 1023054384.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1023054384, enumerated as an "individual" on June 22, 2006.

The provider is located at VA GREATER LOS ANGELES HEALTHCARE SYSTEM - DENT SERVICE 11301 WISHIRE BLVD. LOS ANGELES, CA 90073 and the phone number is (310) 478-3711.

Dentist with taxonomy code 1223P0700X and a focus in Prosthodontics.