DR. HELEN YOUQING ZHANG MD
NPI 1215556287
Obstetrics & Gynecology - Urogynecology and Reconstructive Pelvic Surgery in Washington, DC

NPI Status: Active since April 10, 2020

Contact Information

110 IRVING ST NW
WASHINGTON, DC
ZIP 20010
Phone: (202) 877-7000

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  • Individual
  • Female
  • Obstetrics & Gynecology
  • Urogynecology and Reconstructive Pelvic ...

About HELEN ZHANG

This page provides the complete NPI Profile along with additional information for Helen Zhang, a women's health care provider established in Washington, District Of Columbia with a medical specialization in Obstetrics & Gynecology, focusing in urogynecology and reconstructive pelvic surgery . The healthcare provider is registered in the NPI registry with number 1215556287 assigned on April 2020. The practitioner's primary taxonomy code is 207VF0040X with license number MD500003430 (DC). The provider is registered as an individual and her NPI record was last updated 2 years ago.

NPI
1215556287
Provider Name
DR. HELEN YOUQING ZHANG MD
Gender
Female
Entity Type
Individual
Location Address
110 IRVING ST NW WASHINGTON, DC 20010
Location Phone
(202) 877-7000
Mailing Address
2009 8TH ST NW APT 519 WASHINGTON, DC 20001
Mailing Phone
(585) 694-2888
Is Sole Proprietor?
No
Enumeration Date
04-10-2020
Last Update Date
06-24-2024
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Women's health care providers like Helen Zhang 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 Urogynecology and Reconstructive Pelvic Surgery

Taxonomy Code
207VF0040X
Type
Allopathic & Osteopathic Physicians
License No.
MD500003430
License State
DC
Taxonomy Description
A subspecialist in Urogynecology and Reconstructive Pelvic Surgery is a physician in Urology or Obstetrics and Gynecology who, by virtue of education and training, is prepared to provide consultation and comprehensive management of women with complex benign pelvic conditions, lower urinary tract disorders, and pelvic floor dysfunction. Comprehensive management includes those diagnostic and therapeutic procedures necessary for the total care of the patient with these conditions and complications resulting from them.

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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 1215556287, 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 53. The final step is to find the difference between that total and the next multiple of ten (60 - 53 = 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
2
Unchanged
Pos 3
1
Doubled → 2
Pos 4
5
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
5
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
2
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
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 1 → 2 5 → 10 → 1 6 → 12 → 3 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

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

2 + 2 + 2 + 5 + 1 + 0 + 5 + 1 + 2 + 2 + 1 + 6 + 24 = 53

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

The next multiple of ten after 53 is 60. The difference is the calculated check digit.

60 - 53 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1215556287.

Other Providers at the Same Location


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

Emergency Medicine
110 IRVING ST NW
WASHINGTON, DC 20010
Nurse Practitioner (Family)
110 IRVING ST NW
WASHINGTON, DC 20010
Radiology (Diagnostic Radiology)
110 IRVING ST NW
WASHINGTON, DC 20010
Radiology (Diagnostic Radiology)
110 IRVING ST NW
WASHINGTON, DC 20010
Radiology (Diagnostic Radiology)
110 IRVING ST NW
WASHINGTON, DC 20010
Radiology (Diagnostic Radiology)
110 IRVING ST NW
WASHINGTON, DC 20010
Radiology (Diagnostic Radiology)
110 IRVING ST NW
WASHINGTON, DC 20010
Neurological Surgery
110 IRVING ST NW
WASHINGTON, DC 20010
Radiology (Diagnostic Radiology)
110 IRVING ST NW
WASHINGTON, DC 20010
Radiology (Diagnostic Radiology)
110 IRVING ST NW
WASHINGTON, DC 20010
Pathology (Anatomic Pathology & Clinical Pathology)
110 IRVING ST NW
WASHINGTON, DC 20010
Pathology (Anatomic Pathology & Clinical Pathology)
110 IRVING ST NW
WASHINGTON, DC 20010
Pathology (Anatomic Pathology & Clinical Pathology)
110 IRVING ST NW
WASHINGTON, DC 20010
Nuclear Medicine
110 IRVING ST NW, BB-43
WASHINGTON, DC 20010
Nuclear Medicine
110 IRVING ST NW
WASHINGTON, DC 20010
Pathology (Anatomic Pathology)
110 IRVING ST NW
WASHINGTON, DC 20010
Pathology (Anatomic Pathology & Clinical Pathology)
110 IRVING ST NW
WASHINGTON, DC 20010
Internal Medicine (Clinical Cardiac Electrophysiology)
110 IRVING ST NW, CARDIAC ARRHYTHMIA CENTER SUITE 5A-12
WASHINGTON, DC 20010
Surgery
110 IRVING ST NW, RM 4B39
WASHINGTON, DC 20010
Nuclear Medicine
110 IRVING ST NW
WASHINGTON, DC 20010

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1215556287, enumerated as an "individual" on April 10, 2020.

The provider is located at 110 IRVING ST NW WASHINGTON, DC 20010 and the phone number is (202) 877-7000.

Obstetrics & Gynecology with taxonomy code 207VF0040X and a focus in Urogynecology and Reconstructive Pelvic Surgery.