JONATHAN HAROUNIAN MD PLLC
NPI 1396548327
Otolaryngology - Facial Plastic Surgery in Great Neck, NY

NPI Status: Active since March 27, 2025

Contact Information

1000 NORTHERN BLVD STE 220
GREAT NECK, NY
ZIP 11021
Phone: (516) 724-5941
Fax: (718) 506-9702

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  • Organization
  • Otolaryngology
  • Facial Plastic Surgery

About JONATHAN HAROUNIAN MD PLLC

This page provides the complete NPI Profile along with additional information for Jonathan Harounian Md Pllc, a provider established in Great Neck, New York operating as a Otolaryngology, focusing in facial plastic surgery . The healthcare provider is registered in the NPI registry with number 1396548327 assigned on March 2025. The practitioner's primary taxonomy code is 207YS0123X. The provider is registered as an organization and their NPI record was last updated one year ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Jonathan Harounian (Owner)

NPI
1396548327
Provider Name
JONATHAN HAROUNIAN MD PLLC
Entity Type
Organization
Location Address
1000 NORTHERN BLVD STE 220 GREAT NECK, NY 11021
Location Phone
(516) 724-5941
Location Fax
(718) 506-9702
Mailing Address
1000 NORTHERN BLVD STE 220 GREAT NECK, NY 11021
Mailing Phone
(516) 724-5941
Mailing Fax
(718) 506-9702
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
03-27-2025
Last Update Date
03-27-2025
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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

Otolaryngology Facial Plastic Surgery

Taxonomy Code
207YS0123X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
An otolaryngologist who specializes in facial plastic surgery.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

JONATHAN HAROUNIAN

Authorized Official Title
OWNER
Authorized Official Phone
(516) 724-5941

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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 1396548327, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
3
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
6
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
4
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
3
Unchanged
Pos 9
2
Doubled → 4
Check
7
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 9 → 18 → 9 5 → 10 → 1 8 → 16 → 7 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 8 + 6 + 1 + 0 + 4 + 1 + 6 + 3 + 4 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1396548327.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1396548327, enumerated as an "organization" on March 27, 2025.

The provider is located at 1000 NORTHERN BLVD STE 220 GREAT NECK, NY 11021 and the phone number is (516) 724-5941.

Otolaryngology with taxonomy code 207YS0123X and a focus in Facial Plastic Surgery.