Doctor profile · Federal record
Dr. Michael Masiowski, MD
Emergency Medicine Physician · Summerville, SC
- NPI 1639217821
- 19 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
295 Midland Pkwy
Summerville, SC 294858104
(843) 832-5000 - Mailing address
-
Po Box 11450
Westminster, CA 926851450
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- April 24, 2009
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- South Carolina #21764
- Medicaid
- SC #T57514
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639217821. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
300
Distinct HCPCS
4
Medicare allowed
$37,403
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 143 | 135 | $168 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 73 | 72 | $8 | |
99284 |
Emergency department visit with moderate level of medical decision making | 48 | 48 | $115 | |
99291 |
Critical care, first 30-74 minutes | 36 | 35 | $203 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 76. This provider delivers 3.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
116
Patients
104
Total drug cost
$2,150
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 26 | 26 | $123 |
| Cefdinir | Generic | 25 | 24 | $649 |
| Diclofenac Sodium | Generic | 16 | 16 | $411 |
| Celecoxib | Generic | 13 | 13 | $129 |
| Prednisone | Generic | 13 | 13 | $34 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 12 | 12 | $130 |
| Desmopressin Acetate | Generic | 11 | 0 | $674 |
Frequently asked questions
What is Dr. Michael Masiowski's medical specialty?
Dr. Michael Masiowski practices Emergency Medicine Physician in Summerville, SC.
Where does Dr. Michael Masiowski practice?
Dr. Michael Masiowski practices at 295 Midland Pkwy, Summerville, SC 294858104. Office phone: 8438325000.
What is Dr. Michael Masiowski's NPI?
Dr. Michael Masiowski's National Provider Identifier (NPI) is 1639217821, issued by NPPES.
What procedures does Dr. Michael Masiowski commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.