DR. TARA GURETZKY MD
NPI 1659488294
Ophthalmology - Pediatric Ophthalmology and Strabismus Specialist in Fulton, MD

NPI Status: Active since August 23, 2006

Contact Information

7625 MAPLE LAWN BLVD STE 200
FULTON, MD
ZIP 20759
Phone: (410) 412-2020
Fax: (301) 987-0097

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  • Individual
  • Female
  • Ophthalmology
  • Pediatric Ophthalmology and Strabismus S...

About TARA GURETZKY

This page provides the complete NPI Profile along with additional information for Tara Guretzky, a provider established in Fulton, Maryland with a medical specialization in Ophthalmology, focusing in pediatric ophthalmology and strabismus specialist . The healthcare provider is registered in the NPI registry with number 1659488294 assigned on August 2006. The practitioner's primary taxonomy code is 207WX0110X with license number D0077677 (MD). The provider is registered as an individual and her NPI record was last updated 8 years ago.

NPI
1659488294
Provider Name
DR. TARA GURETZKY MD
Gender
Female
Entity Type
Individual
Location Address
7625 MAPLE LAWN BLVD STE 200 FULTON, MD 20759
Location Phone
(410) 412-2020
Location Fax
(301) 987-0097
Mailing Address
15235 SHADY GROVE RD STE 101 ROCKVILLE, MD 20850
Mailing Phone
(301) 330-1366
Mailing Fax
(301) 987-0097
Is Sole Proprietor?
No
Enumeration Date
08-23-2006
Last Update Date
06-12-2018
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Location Map

Secondary Locations

  • 15235 Shady Grove Rd Ste 101
    Rockville, MD 20850
    (301) 330-1366
  • 5283 Corporate Dr Ste 202
    Frederick, MD 21703
    (301) 253-3110

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

Ophthalmology Pediatric Ophthalmology and Strabismus Specialist

Taxonomy Code
207WX0110X
Type
Allopathic & Osteopathic Physicians
License No.
D0077677
License State
MD
Taxonomy Description
An ophthalmologist who specializes in pediatric ophthalmology and strabismus management. The subspecialty includes the medical and surgical management of eye disorders found in children. Some of the more common disorders include amblyopia, strabismus, refractive error, cataract and glaucoma. These disorders may be related to neurological and endocrinological diseases, trauma, or aging changes in the extraocular muscles requiring medical, optical and surgical management.

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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 1659488294, 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 76. The final step is to find the difference between that total and the next multiple of ten (80 - 76 = 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
6
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
9
Unchanged
Pos 5
4
Doubled → 8
Pos 6
8
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
2
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 5 → 10 → 1 4 → 8 8 → 16 → 7 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 0 + 9 + 8 + 8 + 1 + 6 + 2 + 1 + 8 + 24 = 76

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

The next multiple of ten after 76 is 80. The difference is the calculated check digit.

80 - 76 = 4
This NPI is valid
The calculated check digit is 4, which matches the last digit of 1659488294.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1659488294, enumerated as an "individual" on August 23, 2006.

The provider is located at 7625 MAPLE LAWN BLVD STE 200 FULTON, MD 20759 and the phone number is (410) 412-2020.

Ophthalmology with taxonomy code 207WX0110X and a focus in Pediatric Ophthalmology and Strabismus Specialist.