Doctor profile · Federal record
Dr. William Hsu, MD
Internal Medicine Physician (CMS: Hospitalist) · Hospitalist Physician · Internal Medicine Physician · Internal Medicine Physician · Evansville, IN
- NPI 1578854725
- Accepts Medicare
- 15 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
3700 Washington Ave
Evansville, IN 477140541
(812) 485-4000 - Additional location
-
1 Medical Center Dr
Lebanon, NH 037561000
(603) 650-5000 - Additional location
-
3073 White Mountain Hwy
North Conway, NH 038607101
(603) 356-5461
fax (603) 356-9048 - Mailing address
-
Po Box 810
Hanover, NH 037550810
Credentials & registration
- NPI registered
- April 2011 — 15 yrs on file
- Profile last updated
- December 23, 2025
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (3)
- New Hampshire #24560 · Indiana #01080315A · Georgia #072370
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1578854725. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
310
Distinct HCPCS
6
Medicare allowed
$35,187
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 93 | 43 | $75 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 80 | 80 | $163 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 45 | 20 | $113 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 41 | 41 | $124 | |
99239 |
Hospital discharge day management, more than 30 minutes | 35 | 35 | $110 | |
99238 |
Hospital discharge day management, 30 minutes or less | 16 | 16 | $72 |
In context: peer comparison
Among 21 peers in Evansville Internal Medicine Physician, average services per provider: 108. This provider delivers 2.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
13
Patients
13
Total drug cost
$77
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levofloxacin | Generic | 13 | 13 | $77 |
Frequently asked questions
What is Dr. William Hsu's medical specialty?
Dr. William Hsu practices Internal Medicine Physician in Evansville, IN.
Where does Dr. William Hsu practice?
Dr. William Hsu practices at 3700 Washington Ave, Evansville, IN 477140541. Office phone: 8124854000.
What is Dr. William Hsu's NPI?
Dr. William Hsu's National Provider Identifier (NPI) is 1578854725, issued by NPPES.
Does Dr. William Hsu accept Medicare assignment?
Yes. Dr. William Hsu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Hsu commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.