ALEXANDRA LOUISE GANNON M.D.
NPI 1922495639
Obstetrics & Gynecology - Reproductive Endocrinology in Fair Oaks, VA

NPI Status: Active since April 20, 2015

Contact Information

12011 LEE JACKSON MEMORIAL HIGHWAY
SUITE 302
FAIR OAKS, VA
ZIP 22033
Phone: (703) 246-0500
Fax: (855) 473-0122

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  • Individual
  • Female
  • Obstetrics & Gynecology
  • Reproductive Endocrinology

About ALEXANDRA GANNON

This page provides the complete NPI Profile along with additional information for Alexandra Gannon, a women's health care provider established in Fair Oaks, Virginia with a medical specialization in Obstetrics & Gynecology, focusing in reproductive endocrinology . The healthcare provider is registered in the NPI registry with number 1922495639 assigned on April 2015. The practitioner's primary taxonomy code is 207VE0102X with license number 0101275640 (VA). The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI
1922495639
Provider Name
ALEXANDRA LOUISE GANNON M.D.
Gender
Female
Entity Type
Individual
Location Address
12011 LEE JACKSON MEMORIAL HIGHWAY SUITE 302 FAIR OAKS, VA 22033
Location Phone
(703) 246-0500
Location Fax
(855) 473-0122
Mailing Address
9600 BLACKWELL RD STE 500 ROCKVILLE, MD 20850
Mailing Fax
(855) 473-0122
Is Sole Proprietor?
No
Enumeration Date
04-20-2015
Last Update Date
07-18-2024
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Women's health care providers like Alexandra Gannon treat and diagnose diseases and conditions that affect a woman's physical and emotional health. Women's health professionals come from a variety of different specialties, including obstetrician/gynecologists, general surgeons, perinatologists, physician assistants, nurse practitioners or nurse midwives. A women's health provider might help you with family planning, breast care, pregnancy and child birth, osteoporosis, menopause, heart disease, etc.

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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

Obstetrics & Gynecology Reproductive Endocrinology

Taxonomy Code
207VE0102X
Type
Allopathic & Osteopathic Physicians
License No.
0101275640
License State
VA
Taxonomy Description
An obstetrician/gynecologist who is capable of managing complex problems relating to reproductive endocrinology and infertility.

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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 1922495639, 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 71. The final step is to find the difference between that total and the next multiple of ten (80 - 71 = 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
9
Unchanged
Pos 3
2
Doubled → 4
Pos 4
2
Unchanged
Pos 5
4
Doubled → 8
Pos 6
9
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
6
Unchanged
Pos 9
3
Doubled → 6
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 4 → 8 5 → 10 → 1 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 4 + 2 + 8 + 9 + 1 + 0 + 6 + 6 + 24 = 71

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

The next multiple of ten after 71 is 80. The difference is the calculated check digit.

80 - 71 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1922495639.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1922495639, enumerated as an "individual" on April 20, 2015.

The provider is located at 12011 LEE JACKSON MEMORIAL HIGHWAY SUITE 302 FAIR OAKS, VA 22033 and the phone number is (703) 246-0500.

Obstetrics & Gynecology with taxonomy code 207VE0102X and a focus in Reproductive Endocrinology.