ROBERT LEWIS CASTLE M.D.F.A.C.O.G.
NPI 1538218425
Obstetrics & Gynecology - Gynecology in Fairfax, VA
NPI Status: Active since January 09, 2007
Contact Information
3650 JOSEPH SIEWICK DR
SUITE 203
FAIRFAX, VA
ZIP 22033
Phone: (703) 391-1500
Fax: (703) 860-1549
- Individual
- Male
- Obstetrics & Gynecology
- Gynecology
About ROBERT CASTLE
This page provides the complete NPI Profile along with additional information for Robert Castle, a women's health care provider established in Fairfax, Virginia with a medical specialization in Obstetrics & Gynecology, focusing in gynecology . The healthcare provider is registered in the NPI registry with number 1538218425 assigned on January 2007. The practitioner's primary taxonomy code is 207VG0400X with license number 0101029946 (VA). The provider is registered as an individual and his NPI record was last updated 4 years ago.
- NPI
- 1538218425
- Provider Name
- ROBERT LEWIS CASTLE M.D.F.A.C.O.G.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 3650 JOSEPH SIEWICK DR SUITE 203 FAIRFAX, VA 22033
- Location Phone
- (703) 391-1500
- Location Fax
- (703) 860-1549
- Mailing Address
- 2028 OPITZ BLVD SUITE ONE WOODBRIDGE, VA 22191
- Mailing Phone
- (703) 690-2295
- Mailing Fax
- (703) 860-1549
- Is Sole Proprietor?
- No
- Enumeration Date
- 01-09-2007
- Last Update Date
- 02-10-2022
- Code Navigator
Women's health care providers like Robert Castle 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 Gynecology
- Taxonomy Code
- 207VG0400X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 0101029946
- License State
- VA
- Taxonomy Description
- A physician who specializes in diagnosis, treatment, and management of patients with gynecologic conditions. Source: National Uniform Claim Committee
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 | 207V00000X | Allopathic & Osteopathic Physicians | Obstetrics & Gynecology | 0101029946 (VA) |
Areas of Expertise
The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.
Established patient office or other outpatient visit, 20-29 minutes
Established patient office or other outpatient visit, 30-39 minutes
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
This service was performed 18 times for 15 patientsThis is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
This service was performed 15 times for 14 patientsReviews for ROBERT LEWIS CASTLE M.D.F.A.C.O.G.
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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 1538218425, we treat the final digit (5) 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 65. The final step is to find the difference between that total and the next multiple of ten (70 - 65 = 5).
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 65 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.
FAIRFAX, VA 22033
FAIRFAX, VA 22033
FAIRFAX, VA 22033
FAIRFAX, VA 22033
FAIRFAX, VA 22033
FAIRFAX, VA 22033
FAIRFAX, VA 22033
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1538218425, enumerated as an "individual" on January 09, 2007.
The provider is located at 3650 JOSEPH SIEWICK DR SUITE 203 FAIRFAX, VA 22033 and the phone number is (703) 391-1500.
Obstetrics & Gynecology with taxonomy code 207VG0400X and a focus in Gynecology.
