Ryan Gary Master, MD
Interventional Cardiology Physician · Shreveport, LA
Ryan Gary Master, MD is an interventional cardiology physician with a practice address in Shreveport, Louisiana, and NPI 1235368390, issued on Jul 10, 2009. Check the license (Louisiana 303263, as entered in NPPES) on the Louisiana State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Ryan Gary Master
- Credential
- MD
- Primary taxonomy
- Interventional Cardiology Physician 207RI0011X
- License numbers
- 303263 LA
P6028 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1811 E Bert Kouns, Shreveport, LA 71105
- Phone
- (318) 212-3858
- Enumerated
- Jul 10, 2009
- Record last updated
- Jul 8, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (318) 212-3958
- Medicare enrollment
- Enrolled (PECOS I20160818001012); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In Shreveport, 2009
- Entity
- Type 1 · individual
8 nearest interventional cardiology physician records → All 176 in Louisiana → Look up another NPI →
Also registered at 1811 E Bert Kouns
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Susan Dungan, NPAcute Care Nurse Practitioner1780751479
Verify Ryan Gary Master in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersLouisiana State Board of Medical Examiners
Search for license 303263Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% more Medicare Part D claims than the average interventional cardiology physician in 2024
5,980 Medicare Part D claims for 679 beneficiaries, against an average of 3,179 among the 6,605 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Atorvastatin Calcium471 claims
- Eliquis381 claims
- Metoprolol Succinate351 claims
- Clopidogrel337 claims
- Amlodipine Besylate284 claims
- Spironolactone253 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 63.2 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $3,111.14
77 payments; by number, the most common kind was food and beverage; the largest payer was Penumbra, Inc. The 6,394 providers of this specialty with any payment received $7,062.29 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- WK Pierremont CardiologyShreveport, LA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ryan Gary Master among 176 interventional cardiology physician records in Louisiana
Ryan Gary Master, MD is one of 176 interventional cardiology physician records with a practice address in Louisiana. 98% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 74% of them.
- NPI issued2009 · 74% of these records are older, 24% newer
- In a Medicare fileYes · 98% of these records are
- In the CMS Doctors and Clinicians fileYes · 91% of these records are
- Graduated2009 · median 2000 among the 160 with a school on file
- Record last updated2021 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0011X and a Louisiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Interventional Cardiology Physician providers in Louisiana
There are 176 interventional cardiology physician records in Louisiana.
All 176 in Louisiana → Every provider in Shreveport → Interventional Cardiology Physician nationwide →
The 8 interventional cardiology physician records with the nearest ZIP codes
- Paul Davis, M.D.Shreveport, LA 711051760472419
- Pavan Katikaneni, MDShreveport, LA 711051568639730
- Eric Reeves, M.D.Shreveport, LA 711051710060280
- James Smith, M.D.Shreveport, LA 711051881684256
- Ray Smith, M.D.Shreveport, LA 711051851375349
- Steven Bailey, MDShreveport, LA 711031003921909
- Dominique Beaudry, MDShreveport, LA 711031437339223
- Tarek Helmy, MDShreveport, LA 711031851306641
Common questions
What is Ryan Gary Master, MD's NPI number?
Ryan Gary Master, MD's National Provider Identifier (NPI) is 1235368390, issued on Jul 10, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Ryan Gary Master, MD located?
The NPPES record lists a practice address at 1811 E Bert Kouns, Shreveport, LA, 71105. Phone: (318) 212-3858. Providers update this record themselves, so call before visiting.
How can I verify Ryan Gary Master, MD's license?
NPPES lists Louisiana license number 303263, as entered by the provider. Search the Louisiana State Board of Medical Examiners at https://www.lsbme.la.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ryan Gary Master, MD prescribe under Medicare Part D?
In 2024, Ryan Gary Master, MD had 5,980 Medicare Part D claims for 679 beneficiaries; the average among interventional cardiology physician prescribers was 3,179. Part D covers Medicare prescriptions only.
What is Ryan Gary Master, MD's MIPS final score?
The 2023 MIPS final score is 63.2 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.