Koushik Das, MD
Gastroenterology Physician · Saint Louis, MO
Koushik Das, MD is a gastroenterology physician with a practice address in Saint Louis, Missouri, and NPI 1023245859, issued on Jun 19, 2009. Check the license (Missouri 2016013228, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Koushik Das
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- 2016013228 MO
Self-reported in NPPES; status is on the state search - Practice location
- 5201 Mid America Plz, Saint Louis, MO 63129
- Phone
- (314) 747-2066
- Enumerated
- Jun 19, 2009
- Entity
- Type 1 · individual
Also registered at 5201 Mid America Plz
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Linda Boucher, FNPFamily Nurse Practitioner1437634904
- Angela Demetrulias, ODOptometrist1194013086
- Nicole Ducharme, DOEndocrinology, Diabetes & Metabolism Physician1346208394
- Tiffany Dy, MDAllergy & Immunology (Internal Medicine) Physician1528292174
- Omar Elsayed-Ali, MDAllergy & Immunology (Internal Medicine) Physician1174064596
- Senada Fenelon, AGNPGerontology Nurse Practitioner1174295323
Verify Koushik Das in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2016013228Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
56% fewer Medicare Part D claims than the average gastroenterology physician in 2024
359 Medicare Part D claims for 211 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Gavilyte-G81 claims
- Pantoprazole Sodium58 claims
- Omeprazole55 claims
- Sod Sulf-Potass Sulf-Mag Sulf28 claims
- Peg-3350 And Electrolytes22 claims
- Ciprofloxacin Hcl20 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 practice group's MIPS final score for 2023 (Medicare payment program): 79.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,722.33
6 payments; by number, the most common kind was food and beverage; the largest payer was Olympus Medical Systems Corporation. The 13,350 providers of this specialty with any payment received $5,015.95 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
- Washington UniversitySaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gastroenterology Physician providers in Missouri
There are 414 gastroenterology physician records in Missouri.
Other gastroenterology physician records in Missouri
- Yazan Abdalla, M.D.Saint Louis, MO1033365358
- Ma'n Abdullah, MDColumbia, MO1598766891
- Kelsey Able, DOKansas City, MO1376806588
- Barry Abramson, M.D.Saint Louis, MO1922025980
- Tarek Abu-Rajab Tamimi, M.D.Kansas City, MO1689840282
- Ayooluwatomiwa Adekunle, MDO Fallon, MO1619593779
- Aireen-Ronalda Agulto, MDSaint Louis, MO1447771191
- Khulood Ahmed, M.D.Columbia, MO1588827893
- Mohamed Ahmed, MDKansas City, MO1194353425
- Zarir AhmedSaint Louis, MO1770937492
Common questions
What is Koushik Das, MD's NPI number?
Koushik Das, MD's National Provider Identifier (NPI) is 1023245859, issued on Jun 19, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Koushik Das, MD located?
The NPPES record lists a practice address at 5201 Mid America Plz, Saint Louis, MO, 63129. Phone: (314) 747-2066. Providers update this record themselves, so call before visiting.
How can I verify Koushik Das, MD's license?
NPPES lists Missouri license number 2016013228, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Koushik Das, MD prescribe under Medicare Part D?
In 2024, Koushik Das, MD had 359 Medicare Part D claims for 211 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Koushik Das, MD's MIPS final score?
The 2023 MIPS final score is 79.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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 27, 2026.