Doctor profile · Federal record

Dr. Ryan Master, MD

Interventional Cardiology Physician (CMS: Cardiovascular Disease (Cardiology)) · Cardiovascular Disease Physician · Interventional Cardiology Physician · Shreveport, LA

  • NPI 1235368390
  • Accepts Medicare
  • MIPS 60.3 / 100 · 2023
  • 17 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1811 E Bert Kouns, Suite 210
Shreveport, LA 71105
(318) 212-3858
fax (318) 212-3958
Mailing address
1811 E Bert Koun Loop Ste 210
Shreveport, LA 711055740

Credentials & registration

NPPES · NUCC
NPI registered
July 2009 — 17 yrs on file
Profile last updated
July 8, 2021
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RI0011X — NUCC code
State licenses (2)
Louisiana #303263 · Texas #P6028

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235368390. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,128
Distinct HCPCS
10
Medicare allowed
$188,324
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 504 373 $120
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 472 351 $13
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 161 157 $66
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 138 110 $8
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 122 61 $116
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 100 99 $169
93296 Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days 68 29 $20
99213 Established patient office or other outpatient visit, 20-29 minutes 64 63 $85
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 54 54 $176
99204 New patient office or other outpatient visit, 45-59 minutes 53 53 $157

In context: peer comparison

Among 8 peers in this city , average services per provider: 163. This provider delivers 13× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,111
Transactions
71
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Penumbra, Inc. 4 $1,477.10
Edwards Lifesciences Corporation 4 $252.31
Boston Scientific Corporation 6 $210.66
ABIOMED 11 $196.59
ShockWave Medical, Inc 2 $157.49
E.R. Squibb & Sons, L.L.C. 6 $114.15
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 12 $113.08
Merck Sharp & Dohme LLC 6 $105.13
Inari Medical, Inc. 6 $103.36
CARDIVA MEDICAL, INC. 4 $94.77
Recor Medical Inc 2 $45.15
Actelion Pharmaceuticals US, Inc. 2 $40.51
Bayer Healthcare Pharmaceuticals Inc. 2 $36.86
Amgen Inc. 2 $30.11
Boehringer Ingelheim Pharmaceuticals, Inc. 2 $29.72

By nature of payment

Food and Beverage
$1,927
Travel and Lodging
$1,184

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,436
Patients
999
Total drug cost
$633,041
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 513 153 $6,794
Metoprolol Succinate Generic 331 101 $4,583
Eliquis (Apixaban) Brand 318 73 $273,315
Carvedilol Generic 277 66 $2,560
Amlodipine Besylate Generic 248 85 $1,043
Rosuvastatin Calcium Generic 243 80 $4,299
Clopidogrel (Clopidogrel Bisulfate) Brand 242 84 $3,211
Spironolactone Generic 234 70 $1,766
Xarelto (Rivaroxaban) Brand 198 41 $184,818
Losartan Potassium Generic 154 46 $1,618

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ryan Master's medical specialty?
Dr. Ryan Master practices Interventional Cardiology Physician in Shreveport, LA.
Where does Dr. Ryan Master practice?
Dr. Ryan Master practices at 1811 E Bert Kouns, Shreveport, LA 71105. Office phone: 3182123858.
What is Dr. Ryan Master's NPI?
Dr. Ryan Master's National Provider Identifier (NPI) is 1235368390, issued by NPPES.
Does Dr. Ryan Master accept Medicare assignment?
Yes. Dr. Ryan Master accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ryan Master commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306). Source: CMS Medicare Physician & Other Practitioners file.