Doctor profile · Federal record
Dr. William Lewis, DO
Internal Medicine Physician (CMS: Internal Medicine) · Austin, TX
- NPI 1265401350
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 25 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
12221 N Mopac Expy
Austin, TX 787582401
(512) 901-4009
fax (512) 901-3909
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- February 1, 2022
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Texas #L8414
- Medicaid
- TX #165617501
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1265401350. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,863
Distinct HCPCS
10
Medicare allowed
$131,223
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 365 | 284 | $90 | |
36415 |
Insertion of needle into vein for collection of blood sample | 328 | 240 | $8 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 254 | 254 | $132 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 197 | 186 | $8 | |
80053 |
Blood test, comprehensive group of blood chemicals | 196 | 185 | $10 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 156 | 153 | $13 | |
J3489 |
Injection, zoledronic acid, 1 mg | 145 | 29 | $8 | |
96365 |
Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | 105 | 50 | $67 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 103 | 90 | $128 | |
96366 |
Infusion into a vein for therapy, prevention, or diagnosis, each additional hour | 89 | 11 | $21 |
In context: peer comparison
Among 120 peers in Austin Internal Medicine Physician, average services per provider: 115. This provider delivers 25× the peer median.Open Payments
Industry payments received
All-time total
$787
Transactions
45
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lilly USA, LLC | 15 | $204.28 | |
| Novo Nordisk INC | 9 | $187.79 | |
| Astellas Pharma US INC | 5 | $96.44 | |
| Boehringer Ingelheim Pharmaceuticals, INC. | 3 | $54.64 | |
| Mylan Specialty L.P. | 2 | $39.93 | |
| Takeda Pharmaceuticals U.S.A., INC. | 1 | $29.77 | |
| Pulmonx Corporation | 1 | $28.07 | |
| Daiichi Sankyo INC. | 1 | $24.16 | |
| Novartis Pharmaceuticals Corporation | 1 | $20.52 | |
| Abbott Laboratories | 1 | $20.40 | |
| Dynavax Technologies Corporation | 2 | $18.77 | |
| GlaxoSmithKline, LLC. | 1 | $16.55 | |
| Kowa Pharmaceuticals America, INC. | 1 | $15.70 | |
| Idorsia Pharmaceuticals US INC | 1 | $15.67 | |
| AstraZeneca Pharmaceuticals Lp | 1 | $14.68 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,242
Patients
1,000
Total drug cost
$37,989
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 424 | 120 | $4,840 |
| Levothyroxine Sodium | Generic | 405 | 108 | $5,477 |
| Amlodipine Besylate | Generic | 291 | 86 | $2,815 |
| Simvastatin | Generic | 247 | 69 | $1,980 |
| Losartan Potassium | Generic | 231 | 64 | $3,115 |
| Lisinopril | Generic | 221 | 60 | $2,361 |
| Alprazolam | Generic | 194 | 40 | $1,704 |
| Omeprazole | Generic | 178 | 50 | $3,052 |
| Azithromycin | Generic | 177 | 167 | $838 |
| Rosuvastatin Calcium | Generic | 176 | 48 | $3,778 |
Hospital affiliations
Frequently asked questions
What is Dr. William Lewis's medical specialty?
Dr. William Lewis practices Internal Medicine Physician in Austin, TX.
Where does Dr. William Lewis practice?
Dr. William Lewis practices at 12221 N Mopac Expy, Austin, TX 787582401. Office phone: 5129014009.
What is Dr. William Lewis's NPI?
Dr. William Lewis's National Provider Identifier (NPI) is 1265401350, issued by NPPES.
Does Dr. William Lewis accept Medicare assignment?
Yes. Dr. William Lewis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Lewis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.