DR. MARK FORREST GORDON MD
NPI 1124098959
Psychiatry & Neurology - Neurology in Great Neck, NY

NPI Status: Active since January 24, 2006

Contact Information

865 NORTHERN BLVD
GREAT NECK, NY
ZIP 11021
Phone: (516) 570-4477
Fax: (516) 465-1890

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  • Individual
  • Male
  • Psychiatry & Neurology
  • Neurology

About MARK GORDON

This page provides the complete NPI Profile along with additional information for Mark Gordon, a provider established in Great Neck, New York with a medical specialization in Psychiatry & Neurology, focusing in neurology . The healthcare provider is registered in the NPI registry with number 1124098959 assigned on January 2006. The practitioner's primary taxonomy code is 2084N0400X with license number 167467 (NY). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1124098959
Provider Name
DR. MARK FORREST GORDON MD
Gender
Male
Entity Type
Individual
Location Address
865 NORTHERN BLVD GREAT NECK, NY 11021
Location Phone
(516) 570-4477
Location Fax
(516) 465-1890
Mailing Address
972 BRUSH HOLLOW RD WESTBURY, NY 11590
Mailing Phone
(516) 876-5555
Mailing Fax
(516) 465-1890
Is Sole Proprietor?
Yes
Enumeration Date
01-24-2006
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

Psychiatry & Neurology Neurology

Taxonomy Code
2084N0400X
Type
Allopathic & Osteopathic Physicians
License No.
167467
License State
NY
Taxonomy Description
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

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
72494MEDICARE ID-TYPE UNSPECIFIED (04)NY 
32F381MEDICARE ID-TYPE UNSPECIFIED (04)NM 
01155568MEDICAID (05)NY 
E89059MEDICARE UPIN (02)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 1124098959, 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 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
1
Unchanged
Pos 3
2
Doubled → 4
Pos 4
4
Unchanged
Pos 5
0
Doubled → 0
Pos 6
9
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
9
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 2 → 4 0 → 0 8 → 16 → 7 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 4 + 4 + 0 + 9 + 1 + 6 + 9 + 1 + 0 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1124098959.

Other Providers at the Same Location


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

Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021
Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021
Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021
Registered Nurse (Neuroscience)
865 NORTHERN BLVD
GREAT NECK, NY 11021
Pediatrics (Pediatric Allergy/Immunology)
865 NORTHERN BLVD, SUITE 101
GREAT NECK, NY 11021
Specialist
865 NORTHERN BLVD
GREAT NECK, NY 11021
Obstetrics & Gynecology
865 NORTHERN BLVD
GREAT NECK, NY 11021
Pediatrics
865 NORTHERN BLVD
GREAT NECK, NY 11021
Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021
Physician Assistant (Medical)
865 NORTHERN BLVD
GREAT NECK, NY 11021
Nurse Practitioner (Obstetrics & Gynecology)
865 NORTHERN BLVD
GREAT NECK, NY 11021
Urology
865 NORTHERN BLVD
GREAT NECK, NY 11021
Clinic/Center (Medical Specialty)
865 NORTHERN BLVD, 203
GREAT NECK, NY 11021
Internal Medicine (Allergy & Immunology)
865 NORTHERN BLVD, SUITE 101
GREAT NECK, NY 11021
Registered Nurse
865 NORTHERN BLVD
GREAT NECK, NY 11021
Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021
Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021
Psychiatry & Neurology (Neurology)
865 NORTHERN BLVD, SUITE 302
GREAT NECK, NY 11021
Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021
Internal Medicine
865 NORTHERN BLVD
GREAT NECK, NY 11021

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1124098959, enumerated as an "individual" on January 24, 2006.

The provider is located at 865 NORTHERN BLVD GREAT NECK, NY 11021 and the phone number is (516) 570-4477.

Psychiatry & Neurology with taxonomy code 2084N0400X and a focus in Neurology.

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