DR. SIU TING NG-WAGNER M.D.
NPI 1851491476
Obstetrics & Gynecology - Reproductive Endocrinology in Rockville, MD
NPI Status: Active since September 24, 2006
Contact Information
14955 SHADY GROVE RD
SUITE 125
ROCKVILLE, MD
ZIP 20850
Phone: (301) 340-1495
Fax: (301) 838-9712
- Individual
- Female
- Obstetrics & Gynecology
- Reproductive Endocrinology
About SIU TING NG-WAGNER
This page provides the complete NPI Profile along with additional information for Siu Ting Ng-wagner, a women's health care provider established in Rockville, Maryland with a medical specialization in Obstetrics & Gynecology, focusing in reproductive endocrinology . The healthcare provider is registered in the NPI registry with number 1851491476 assigned on September 2006. The practitioner's primary taxonomy code is 207VE0102X with license number G66514 (CA). The provider is registered as an individual and her NPI record was last updated one year ago.
- NPI
- 1851491476
- Provider Name
- DR. SIU TING NG-WAGNER M.D.
- Gender
- Female
- Entity Type
- Individual
- Location Address
- 14955 SHADY GROVE RD SUITE 125 ROCKVILLE, MD 20850
- Location Phone
- (301) 340-1495
- Location Fax
- (301) 838-9712
- Mailing Address
- 14955 SHADY GROVE RD SUITE 125 ROCKVILLE, MD 20850
- Mailing Phone
- (301) 340-1495
- Mailing Fax
- (301) 838-9712
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 09-24-2006
- Last Update Date
- 09-11-2025
- Code Navigator
Women's health care providers like Siu Ting Ng-wagner 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.
Location Map
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.
- G66514
- License State
- CA
- Taxonomy Description
- An obstetrician/gynecologist who is capable of managing complex problems relating to reproductive endocrinology and infertility.
Secondary Taxonomies
The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.
| No. | Taxonomy Code | Type | Classification / Specialization |
License No. (State) |
|---|---|---|---|---|
| 1 | 207VE0102X | Allopathic & Osteopathic Physicians | Obstetrics & Gynecology | D46493 (MD) |
| 2 | 207VE0102X | Allopathic & Osteopathic Physicians | Obstetrics & Gynecology | MD21075 (DC) |
| 3 | 207VE0102X | Allopathic & Osteopathic Physicians | Obstetrics & Gynecology | 0101051314 (VA) |
| 4 | 207VG0400X | Allopathic & Osteopathic Physicians | Obstetrics & Gynecology | D46493 (MD) |
| 5 | 207VG0400X | Allopathic & Osteopathic Physicians | Obstetrics & Gynecology | MD21075 (DC) |
| 6 | 207VG0400X | Allopathic & Osteopathic Physicians | Obstetrics & Gynecology | 0101051314 (VA) |
| 7 | 207VG0400X | Allopathic & Osteopathic Physicians | Obstetrics & Gynecology | G66514 (CA) |
Reviews for DR. SIU TING NG-WAGNER M.D.
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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 1851491476, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 64 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
ROCKVILLE, MD 20850
ROCKVILLE, MD 20850
ROCKVILLE, MD 20850
ROCKVILLE, MD 20850
ROCKVILLE, MD 20850
ROCKVILLE, MD 20850
ROCKVILLE, MD 20850
ROCKVILLE, MD 20850
ROCKVILLE, MD 20850
ROCKVILLE, MD 20850
ROCKVILLE, MD 20850
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1851491476, enumerated as an "individual" on September 24, 2006.
The provider is located at 14955 SHADY GROVE RD SUITE 125 ROCKVILLE, MD 20850 and the phone number is (301) 340-1495.
Obstetrics & Gynecology with taxonomy code 207VE0102X and a focus in Reproductive Endocrinology.
