DR. MARK JEOFFREY HELLER DMD
NPI 1861413692
Dentist - General Practice in Great Neck, NY

NPI Status: Active since July 21, 2006

Contact Information

935 NORTHERN BLVD
SUITE 100
GREAT NECK, NY
ZIP 11021
Phone: (516) 482-0440
Fax: (516) 482-5046

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  • Individual
  • Male
  • Dentist
  • General Practice

About MARK HELLER

This page provides the complete NPI Profile along with additional information for Mark Heller, a provider established in Great Neck, New York with a medical specialization in Dentist, focusing in general practice . The healthcare provider is registered in the NPI registry with number 1861413692 assigned on July 2006. The practitioner's primary taxonomy code is 1223G0001X with license number 034835 (NY). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1861413692
Provider Name
DR. MARK JEOFFREY HELLER DMD
Gender
Male
Entity Type
Individual
Location Address
935 NORTHERN BLVD SUITE 100 GREAT NECK, NY 11021
Location Phone
(516) 482-0440
Location Fax
(516) 482-5046
Mailing Address
935 NORTHERN BLVD SUITE 100 GREAT NECK, NY 11021
Mailing Phone
(516) 482-0440
Mailing Fax
(516) 482-5046
Is Sole Proprietor?
Yes
Enumeration Date
07-21-2006
Last Update Date
07-08-2007
Code Navigator

A dentist like Mark Heller 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.
034835
License State
NY
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 1861413692, we treat the final digit (2) 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 68. The final step is to find the difference between that total and the next multiple of ten (70 - 68 = 2).

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

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 2 + 1 + 8 + 1 + 6 + 6 + 1 + 8 + 24 = 68

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

The next multiple of ten after 68 is 70. The difference is the calculated check digit.

70 - 68 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1861413692.

Other Providers at the Same Location


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

Pediatrics
935 NORTHERN BLVD, SUITE 300
GREAT NECK, NY 11021
Radiology (Diagnostic Radiology)
935 NORTHERN BLVD, SUITE 200
GREAT NECK, NY 11021
Radiology (Diagnostic Radiology)
935 NORTHERN BLVD, SUITE 200
GREAT NECK, NY 11021
Radiology (Diagnostic Radiology)
935 NORTHERN BLVD, SUITE 200
GREAT NECK, NY 11021
Psychologist
935 NORTHERN BLVD, SUITE 102
GREAT NECK, NY 11021
Psychologist (Clinical)
935 NORTHERN BLVD, SUITE 102
GREAT NECK, NY 11021
Psychologist (Clinical)
935 NORTHERN BLVD, SUITE 102
GREAT NECK, NY 11021
Urology
935 NORTHERN BLVD, SUITE 303
GREAT NECK, NY 11021
Pediatrics
935 NORTHERN BLVD, STE 104
GREAT NECK, NY 11021
Psychiatry & Neurology (Addiction Medicine)
935 NORTHERN BLVD, SUITE 302
GREAT NECK, NY 11021
Ophthalmology
935 NORTHERN BLVD, SUITE 204
GREAT NECK, NY 11021
Podiatrist
935 NORTHERN BLVD, SUITE 107
GREAT NECK, NY 11021
Pediatrics
935 NORTHERN BLVD, SUITE 300
GREAT NECK, NY 11021
Pediatrics
935 NORTHERN BLVD, SUITE 300
GREAT NECK, NY 11021
Physical Therapist
935 NORTHERN BLVD, SUITE 301
GREAT NECK, NY 11021
Obstetrics & Gynecology
935 NORTHERN BLVD, SUITE 105
GREAT NECK, NY 11021
Psychologist (Clinical)
935 NORTHERN BLVD, SUITE #102
GREAT NECK, NY 11021
Dermatology
935 NORTHERN BLVD, SUITE 103
GREAT NECK, NY 11021
Orthopaedic Surgery (Sports Medicine)
935 NORTHERN BLVD, SUITE 303
GREAT NECK, NY 11021
Physician Assistant
935 NORTHERN BLVD, SUITE 300
GREAT NECK, NY 11021

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1861413692, enumerated as an "individual" on July 21, 2006.

The provider is located at 935 NORTHERN BLVD SUITE 100 GREAT NECK, NY 11021 and the phone number is (516) 482-0440.

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