Doctor profile · Federal record
Dr. Mark Mercier, M.D.
Emergency Medical Services (Emergency Medicine) Physician (CMS: Emergency Medicine) · Columbia, SC
- NPI 1548220296
- Accepts Medicare
- 28 yrs in practice
- Male
- No sanctions
Practice & contact
- Primary practice
-
Palmetto Health Baptist Hospital, Taylor at Marion St.
Columbia, SC 292200001
(803) 296-5050 - Mailing address
-
100 Water Pointe Ln
Chapin, SC 290367529
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207PE0004X — NUCC code
- State license (1)
- South Carolina #24578
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548220296. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
424
Distinct HCPCS
4
Medicare allowed
$66,340
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 302 | 280 | $167 | |
99284 |
Emergency department visit with moderate level of medical decision making | 69 | 69 | $115 | |
99291 |
Critical care, first 30-74 minutes | 31 | 30 | $203 | |
99283 |
Emergency department visit with low level of medical decision making | 22 | 22 | $69 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 106. This provider delivers 4.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
13
Patients
13
Total drug cost
$72
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 13 | 13 | $72 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Mercier's medical specialty?
Dr. Mark Mercier practices Emergency Medical Services (Emergency Medicine) Physician in Columbia, SC.
Where does Dr. Mark Mercier practice?
Dr. Mark Mercier practices at Palmetto Health Baptist Hospital, Columbia, SC 292200001. Office phone: 8032965050.
What is Dr. Mark Mercier's NPI?
Dr. Mark Mercier's National Provider Identifier (NPI) is 1548220296, issued by NPPES.
Does Dr. Mark Mercier accept Medicare assignment?
Yes. Dr. Mark Mercier accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Mercier commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.