Doctor profile · Federal record
Dr. Walter Sia Su, MD
Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · St Cloud, MN
- NPI 1477542371
- Accepts Medicare
- 36 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1200 6Th Ave N, Centra Care Clinic
St Cloud, MN 563032735
(320) 251-2700
fax (320) 240-2118
Credentials & registration
- NPI registered
- October 2005 — 21 yrs on file
- Profile last updated
- December 21, 2015
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 208M00000X — NUCC code
- State license (1)
- Minnesota #37684
- Medicaid
- MN #242513100
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477542371. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
361
Distinct HCPCS
6
Medicare allowed
$45,946
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 165 | 164 | $166 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 60 | 36 | $114 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 44 | 27 | $76 | |
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 | 28 | 27 | $110 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 23 | 22 | $8 |
In context: peer comparison
Among 12 peers in St Cloud Hospitalist Physician, average services per provider: 88. This provider delivers 4.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
65
Patients
0
Total drug cost
$654
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metoprolol Succinate | Generic | 33 | 0 | $256 |
| Hydralazine Hcl | Generic | 32 | 0 | $398 |
Frequently asked questions
What is Dr. Walter Sia Su's medical specialty?
Dr. Walter Sia Su practices Hospitalist Physician in St Cloud, MN.
Where does Dr. Walter Sia Su practice?
Dr. Walter Sia Su practices at 1200 6Th Ave N, St Cloud, MN 563032735. Office phone: 3202512700.
What is Dr. Walter Sia Su's NPI?
Dr. Walter Sia Su's National Provider Identifier (NPI) is 1477542371, issued by NPPES.
Does Dr. Walter Sia Su accept Medicare assignment?
Yes. Dr. Walter Sia Su accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Walter Sia Su commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.