Doctor profile · Federal record

Dr. James Carswell

Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Critical Care Medicine (Internal Medicine) Physician · Charleston, SC

  • NPI 1720038805
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 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) 724-2450
fax (843) 724-2455
Additional location
1350 S Kings Dr
Charlotte, NC 282072134
(704) 446-4490
Mailing address
Po Box 751649
Charlotte, NC 282751649

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
November 9, 2020
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State licenses (2)
South Carolina #26668 · North Carolina #2015-01281
Medicaid
SC #266688

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1720038805. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,283
Distinct HCPCS
10
Medicare allowed
$296,689
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 1,016 663 $85
99214 Established patient office or other outpatient visit, 30-39 minutes 559 334 $121
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 558 185 $76
99291 Critical care, first 30-74 minutes 152 78 $203
96372 Injection of drug or substance under skin or into muscle 128 17 $13
G0399 Home sleep test (hst) with type iii portable monitor, unattended; minimum of 4 channels: 2 respiratory movement/airflow, 1 ecg/heart rate and 1 oxygen saturation 128 123 $75
94060 Test to measure expiratory airflow and volume changes before and after medication administration 117 107 $36
94726 Test to determine lung volumes using sensors 95 92 $50
94729 Test to examine how well the lungs exchange gases 95 92 $52
99204 New patient office or other outpatient visit, 45-59 minutes 93 93 $157

In context: peer comparison

Among 12 peers in this city , average services per provider: 74. This provider delivers 44× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,914
Transactions
67
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 15 $2,519.61
JAZZ PHARMACEUTICALS INC. 12 $249.49
GENZYME CORPORATION 5 $190.10
AstraZeneca Pharmaceuticals LP 6 $139.00
Axsome Therapeutics, Inc. 4 $109.05
Insmed, Inc. 4 $107.53
United Therapeutics Corporation 3 $98.02
Amgen Inc. 3 $87.66
Regeneron Healthcare Solutions, Inc. 2 $62.75
Boehringer Ingelheim Pharmaceuticals, Inc. 3 $55.71
Mylan Specialty L.P. 3 $54.06
Merck Sharp & Dohme LLC 3 $48.52
HARMONY BIOSCIENCES LLC 2 $30.17
Baxter Healthcare 1 $29.36
Grifols USA, LLC 1 $24.65

By nature of payment

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$2,275
Food and Beverage
$1,639

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,449
Patients
479
Total drug cost
$546,880
Drug Type Claims Patients Total cost
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 286 68 $268,511
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 257 109 $8,155
Breo Ellipta (Fluticasone/Vilanterol) Brand 109 23 $59,932
Montelukast Sodium Generic 106 33 $1,604
Prednisone Generic 105 56 $454
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 94 18 $55,647
Azithromycin Generic 74 24 $556
Doxycycline Hyclate Generic 63 41 $848
Spiriva Respimat (Tiotropium Bromide) Brand 57 12 $36,351
Breztri Aerosphere (Budesonide/Glycopyr/Formoterol) Brand 56 14 $44,109

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Carswell's medical specialty?
Dr. James Carswell practices Critical Care Medicine (Internal Medicine) Physician in Charleston, SC.
Where does Dr. James Carswell practice?
Dr. James Carswell practices at 316 Calhoun St, Charleston, SC 294011113. Office phone: 8437242450.
What is Dr. James Carswell's NPI?
Dr. James Carswell's National Provider Identifier (NPI) is 1720038805, issued by NPPES.
Does Dr. James Carswell accept Medicare assignment?
Yes. Dr. James Carswell accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Carswell commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.