Doctor profile · Federal record

Dr. Shawn Charest, MD

Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · Hospitalist Physician · Charleston, SC

  • NPI 1659355998
  • Accepts Medicare
  • 28 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
316 Calhoun St
Charleston, SC 294011113
(843) 724-2926
Additional location
271 Carew St, Mercy Inpatient Medical Associates
Springfield, MA 011042377
(413) 748-9349
fax (413) 452-6080
Mailing address
271 Carew St, Mercy Inpatient Medical Associates
Springfield, MA 011042377

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
July 24, 2023
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
South Carolina #37400 · Massachusetts #209933
Medicaid (2)
CT #003119163 · MA #0133485

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659355998. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
79
Distinct HCPCS
2
Medicare allowed
$12,137
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 63 63 $163
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 16 16 $117

In context: peer comparison

Among 26 peers in Charleston Hospitalist Physician, average services per provider: 1,350. This provider delivers 0.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Shawn Charest's medical specialty?
Dr. Shawn Charest practices Hospitalist Physician in Charleston, SC.
Where does Dr. Shawn Charest practice?
Dr. Shawn Charest practices at 316 Calhoun St, Charleston, SC 294011113. Office phone: 8437242926.
What is Dr. Shawn Charest's NPI?
Dr. Shawn Charest's National Provider Identifier (NPI) is 1659355998, issued by NPPES.
Does Dr. Shawn Charest accept Medicare assignment?
Yes. Dr. Shawn Charest accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shawn Charest commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.