Doctor profile · Federal record
Dr. Tam Ly, M.D.
Infectious Disease Physician (CMS: Infectious Disease) · Warrenton, VA
- NPI 1992858443
- Accepts Medicare
- 24 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
550 Hospital Dr
Warrenton, VA 201863027
(540) 316-5940
fax (540) 316-5941
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- January 23, 2015
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207RI0200X — NUCC code
- State license (1)
- Virginia #0101237779
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1992858443. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
217
Distinct HCPCS
5
Medicare allowed
$13,692
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 91 | 47 | $47 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 42 | 30 | $87 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 39 | 37 | $79 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 32 | 25 | $53 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 13 | 13 | $73 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 43. This provider delivers 5.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
189
Patients
11
Total drug cost
$288,588
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Biktarvy (Bictegrav/Emtricit/Tenofov Ala) | Brand | 45 | 0 | $190,351 |
| Vancomycin Hcl | Generic | 28 | 0 | $4,461 |
| Cephalexin | Generic | 25 | 0 | $653 |
| Penicillin V Potassium | Generic | 24 | 0 | $117 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 15 | 11 | $986 |
| Cefuroxime (Cefuroxime Axetil) | Brand | 15 | 0 | $494 |
| Symtuza (Darunavir/Cob/Emtri/Tenof Alaf) | Brand | 14 | 0 | $71,170 |
| Doxycycline Hyclate | Generic | 12 | 0 | $226 |
| Isentress (Raltegravir Potassium) | Brand | 11 | 0 | $20,129 |
Hospital affiliations
Frequently asked questions
What is Dr. Tam Ly's medical specialty?
Dr. Tam Ly practices Infectious Disease Physician in Warrenton, VA.
Where does Dr. Tam Ly practice?
Dr. Tam Ly practices at 550 Hospital Dr, Warrenton, VA 201863027. Office phone: 5403165940.
What is Dr. Tam Ly's NPI?
Dr. Tam Ly's National Provider Identifier (NPI) is 1992858443, issued by NPPES.
Does Dr. Tam Ly accept Medicare assignment?
Yes. Dr. Tam Ly accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tam Ly commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Established patient office or other outpatient visit (HCPCS 99213); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221). Source: CMS Medicare Physician & Other Practitioners file.