Doctor profile · Federal record

Dr. Brett Carlson, M.D.

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Cardiovascular Disease Physician · Mason City, IA

  • NPI 1992975791
  • Accepts Medicare
  • 21 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
250 S Crescent Drive, Mason City Clinic
Mason City, IA 50401
(641) 494-5412

Credentials & registration

NPPES · NUCC
NPI registered
March 2008 — 18 yrs on file
Profile last updated
November 7, 2024
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State licenses (2)
Minnesota #53865 · Iowa #MD-53630
Medicaid (3)
WI #1992975791 · MN #1992975791 · MI #1992975791

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992975791. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,036
Distinct HCPCS
10
Medicare allowed
$79,041
HCPCS Description Services Patients Avg allowed
93798 Outpatient heart rehabilitation with electrocardiogram (ecg) monitoring, quality health care professional services 150 78 $25
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 145 143 $67
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 112 106 $14
99214 Established patient office or other outpatient visit, 30-39 minutes 97 93 $125
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 52 52 $195
J2785 Injection, regadenoson, 0.1 mg 52 13 $57
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 47 33 $114
A9500 Technetium tc-99m sestamibi, diagnostic, per study dose 42 21 $120
85610 Blood test, clotting time 40 21 $4
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 36 23 $76

In context: peer comparison

Among 2 peers in Mason City Cardiovascular Disease Physician, average services per provider: 41. This provider delivers 25× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,229
Patients
481
Total drug cost
$212,274
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 298 110 $8,573
Atorvastatin Calcium Generic 174 61 $4,239
Eliquis (Apixaban) Brand 107 37 $136,127
Rosuvastatin Calcium Generic 93 31 $3,419
Isosorbide Mononitrate ER (Isosorbide Mononitrate) Brand 80 27 $1,576
Lisinopril Generic 77 31 $1,065
Amlodipine Besylate Generic 70 24 $1,251
Nitroglycerin Generic 59 49 $766
Metoprolol Tartrate Generic 49 18 $424
Furosemide Generic 45 24 $518

Frequently asked questions

Auto-generated from federal data
What is Dr. Brett Carlson's medical specialty?
Dr. Brett Carlson practices Cardiovascular Disease Physician in Mason City, IA.
Where does Dr. Brett Carlson practice?
Dr. Brett Carlson practices at 250 S Crescent Drive, Mason City, IA 50401. Office phone: 6414945412.
What is Dr. Brett Carlson's NPI?
Dr. Brett Carlson's National Provider Identifier (NPI) is 1992975791, issued by NPPES.
Does Dr. Brett Carlson accept Medicare assignment?
Yes. Dr. Brett Carlson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brett Carlson commonly perform?
Top Medicare-reported procedures in 2023: Outpatient heart rehabilitation with electrocardiogram (ecg) monitoring, quality health care professional services (HCPCS 93798); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.