PRIMARY GERONTOLOGY CENTER LLC
NPI 1215425384
Family Medicine - Geriatric Medicine in Annandale, VA
NPI Status: Active since April 24, 2018
Contact Information
4216 EVERGREEN LN STE 125
ANNANDALE, VA
ZIP 22003
Phone: (571) 206-1650
Fax: (703) 662-6165
- Organization
- Family Medicine
- Geriatric Medicine
About PRIMARY GERONTOLOGY CENTER LLC
This page provides the complete NPI Profile along with additional information for Primary Gerontology Center Llc, a primary care provider established in Annandale, Virginia operating as a Family Medicine, focusing in geriatric medicine . The healthcare provider is registered in the NPI registry with number 1215425384 assigned on April 2018. The practitioner's primary taxonomy code is 207QG0300X. The provider is registered as an organization and their NPI record was last updated March 2026. Primary Gerontology Center Llc operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Jiho Choi Md (Owner/staff Physician)
- NPI
- 1215425384
- Provider Name
- PRIMARY GERONTOLOGY CENTER LLC
- Entity Type
- Organization
- Location Address
- 4216 EVERGREEN LN STE 125 ANNANDALE, VA 22003
- Location Phone
- (571) 206-1650
- Location Fax
- (703) 662-6165
- Mailing Address
- 4216 EVERGREEN LN STE 121 ANNANDALE, VA 22003
- Mailing Phone
- (571) 206-1650
- Mailing Fax
- (703) 662-6165
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 04-24-2018
- Last Update Date
- 03-14-2026
- Code Navigator
A primary care provider (PCP) like Primary Gerontology Center Llc sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, 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
Family Medicine Geriatric Medicine
- Taxonomy Code
- 207QG0300X
- Type
- Allopathic & Osteopathic Physicians
- License State
- VA
- Taxonomy Description
- A family medicine physician with special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes, and the hospital.
Group Taxonomy 193200000X MULTI-SPECIALTY GROUP
This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.
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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 1215425384, 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 56. The final step is to find the difference between that total and the next multiple of ten (60 - 56 = 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.
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 56 is 60. The difference is the calculated check digit.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1215425384, enumerated as an "organization" on April 24, 2018.
The provider is located at 4216 EVERGREEN LN STE 125 ANNANDALE, VA 22003 and the phone number is (571) 206-1650.
Family Medicine with taxonomy code 207QG0300X and a focus in Geriatric Medicine.
