Doctor profile · Federal record

Dr. Matthew Carlson, MD

Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · Gulfport, MS

  • NPI 1609865682
  • Accepts Medicare
  • 25 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4500 13Th St
Gulfport, MS 395012515
(228) 376-0577
Additional location
1800 Beach Dr
Gulfport, MS 395071553
(228) 897-4450
fax (228) 897-4481
Mailing address
Po Box 1810
Gulfport, MS 39502

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
September 14, 2023
Year of graduation
2001 — 25 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Mississippi #20383

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609865682. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
673
Distinct HCPCS
3
Medicare allowed
$106,320
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 610 563 $164
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 37 37 $123
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 26 26 $75

In context: peer comparison

Among 9 peers in this city , average services per provider: 179. This provider delivers 3.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$254
Transactions
14
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Mallinckrodt Hospital Products Inc. 4 $64.71
Janssen Pharmaceuticals, Inc 2 $46.07
ABBVIE INC. 1 $27.83
Lexicon Pharmaceuticals, Inc. 1 $21.81
VERTEX PHARMACEUTICALS INCORPORATED 1 $18.03
UCB, Inc. 1 $17.07
Boston Scientific Corporation 1 $15.96
Novartis Pharmaceuticals Corporation 1 $14.64
Melinta Therapeutics, LLC 1 $14.20
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 1 $13.25

By nature of payment

Food and Beverage
$254

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
69
Patients
0
Total drug cost
$3,988
Drug Type Claims Patients Total cost
Basaglar Kwikpen U-100 (Insulin Glargine,hum.Rec.Anlog) Brand 21 0 $1,511
Simvastatin Generic 13 0 $213
Phenytek (Phenytoin Sodium Extended) Brand 12 0 $301
Potassium Chloride Generic 12 0 $1,899
Fluoxetine Hcl Generic 11 0 $65

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Carlson's medical specialty?
Dr. Matthew Carlson practices Hospitalist Physician in Gulfport, MS.
Where does Dr. Matthew Carlson practice?
Dr. Matthew Carlson practices at 4500 13Th St, Gulfport, MS 395012515. Office phone: 2283760577.
What is Dr. Matthew Carlson's NPI?
Dr. Matthew Carlson's National Provider Identifier (NPI) is 1609865682, issued by NPPES.
Does Dr. Matthew Carlson accept Medicare assignment?
Yes. Dr. Matthew Carlson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Carlson 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); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.