Active NPI
Shannon Tai, MD
- Internal Medicine Physician
- Arlington, VA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 0101276465
- Practice address
- 3535 S Ball St Ste a
Arlington, VA 22202-4452 - Phone
- (630) 991-6991
- NPI assigned
- Jul 6, 2019
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 0101276465 | VA | Primary |
Addresses
Primary practice location
3535 S Ball St Ste a
Arlington, VA 22202-4452
Mailing address
3535 S Ball St Ste a
Arlington, VA 22202-4452
Phone (703) 348-9111
Other practice location 1
500 Hospital Dr
Warrenton, VA 20186-3027
Phone (540) 316-5000
Other practice location 2
6200 N La Cholla Blvd
Tucson, AZ 85741-3529
Phone (520) 545-0571
Other practice location 3
1535 Slate Creek Rd
Grundy, VA 24614-6974
Phone (276) 935-1000
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in DC, VA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Internal Medicine
- Education
- Other, 2020
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1535 Slate Creek Rd
Grundy, VA 24614-6974
Phone (276) 935-1000
3535 S Ball St
Suite a
Arlington, VA 22202-4452
Phone (703) 348-9111
3535 S Ball STR a
Commonwealth Med Ctr
Arlington, VA 22202-4452
Phone (571) 366-8845
526 N Henry St
Alexandria, VA 22314-2233
Phone (703) 348-9111
7609 Richmond Hwy
Suite B
Alexandria, VA 22306-2847
Phone (703) 348-9111
9470 Annapolis Rd
Suite 309
Lanham, MD 20706-3022
Phone (202) 832-1800
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 0101276465 | VA | MD | Internal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Emergency Medicine Associates, PA | Current | Accepting new patients | |
| Emergency Medicine Associates P.a., P.C. | Internal Medicine | Current | Accepting new patients |
| Emergency Medicine Associates P.a., P.C. | Current | Accepting new patients | |
| Privia Medical Group, LLC | Current | Accepting new patients | |
| Privia Medical Group, LLC | Internal Medicine | Current | Accepting new patients |
| Accessible Physician Home Care, LLC | Past | Accepting new patients | |
| Nova Physician Wellness Center PLLC | Past | Accepting new patients |
Locations
9470 Annapolis Rd
Ste 309
Lanham, MD 20706
Phone (202) 832-1800
5876 Kingstowne Ctr
Ste 170
Alexandria, VA 22315
Phone (703) 783-3763
526 N Henry St
Alexandria, VA 22314
Phone (203) 348-8110
7609 Richmond Hwy
#B
Alexandria, VA 22306
Phone (703) 347-9440
3535 S Ball St
Ste A
Arlington, VA 22202
Phone (703) 558-4922
1701 N George Mason Dr
Arlington, VA 22205
Phone (703) 558-5000
9801 Patriot Hwy
Fredericksburg, VA 22407
6446 Trading Sq
Haymarket, VA 20169
8644 Sudley Rd
#220
Manassas, VA 20110
13820 Smoketown Rd
Woodbridge, VA 22192
Phone (703) 897-8400
Interoperability endpoints
- https://api.platform.athenahealth.com/8042/brand/1/csg/1/fhir/r4
Organizations & group practices 8
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Emergency Medicine Physician
- Falls Church, VA
- NPI 1134117393
DC
-
- Internal Medicine Physician
- Culpeper, VA
- NPI 1881559102
-
- Emergency Medicine Physician
- Largo, MD
- NPI 1861243818
-
- Pain Medicine (Psychiatry & Neurology) Physician
- Rockville, MD
- NPI 1811715436
-
- General Practice Physician
- Falls Church, VA
- NPI 1235497892
-
- Family Medicine Physician
- Fairfax, VA
- NPI 1215307400
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Grundy, VA
- NPI 1225036346
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1562371200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1784505600000",
"number": "1649832098",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3535 S BALL ST STE A",
"city": "ARLINGTON",
"state": "VA",
"postal_code": "222024452",
"telephone_number": "703-348-9111",
"fax_number": "703-888-3848"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "3535 S BALL ST STE A",
"city": "ARLINGTON",
"state": "VA",
"postal_code": "222024452",
"telephone_number": "630-991-6991"
}
],
"practiceLocations": [
{
"address_1": "500 Hospital Dr",
"address_purpose": "LOCATION",
"city": "Warrenton",
"state": "VA",
"postal_code": "201863027",
"country_code": "US",
"telephone_number": "540-316-5000",
"fax_number": "540-316-5001",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "6200 N La Cholla Blvd",
"address_purpose": "LOCATION",
"city": "Tucson",
"state": "AZ",
"postal_code": "857413529",
"country_code": "US",
"telephone_number": "520-545-0571",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1535 Slate Creek Rd",
"address_purpose": "LOCATION",
"city": "Grundy",
"state": "VA",
"postal_code": "246146974",
"country_code": "US",
"telephone_number": "276-935-1000",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "TAI",
"first_name": "SHANNON",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2019-07-06",
"last_updated": "2026-07-20",
"certification_date": "2026-07-20",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "VA",
"license": "0101276465",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Arlington, VA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 20, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.