NPPES file of Aug 9, 2026

Kongsak Tanphaichitr, M.D.

Rheumatology Physician · Florissant, MO

Kongsak Tanphaichitr, M.D. is a rheumatology physician with a practice address in Florissant, Missouri, and NPI 1942362777, issued on Dec 15, 2006. Check the license (Missouri 35104, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1942362777
Name
Kongsak Tanphaichitr
Credential
M.D.
Primary taxonomy
Rheumatology Physician 207RR0500X
License number
35104 MO
Self-reported in NPPES; status is on the state search
Practice location
11115 New Halls Ferry RD, Florissant, MO 63033
Phone
(314) 839-4339
Enumerated
Dec 15, 2006
Record last updated
Aug 3, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(314) 839-0011
Medicaid ID
200861813 MO
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 11115 New Halls Ferry RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lee Hill, DMDDentist1821069410
  2. Francoise Markus, DDSDentist1851465488
  3. Fred Markus, DDSDentist1093889610
  4. Jawed Siddiqui, M.D.Internal Medicine Physician1699705293
  5. Juliann Spina, BSENutrition Education Nutritionist1780961870

Verify Kongsak Tanphaichitr in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 35104    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Missouri license search

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81% fewer Medicare Part D claims than the average rheumatology physician in 2024

369 Medicare Part D claims for 76 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D.

  1. Kongsak Tanphaichitr369
  2. Specialty average1,978

Most prescribed

  1. Triamterene-Hydrochlorothiazid25 claims
  2. Hydroxychloroquine Sulfate18 claims
  3. Methotrexate18 claims
  4. Gabapentin15 claims
  5. Pravastatin Sodium15 claims
  6. Triamcinolone Acetonide13 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.

Rheumatology Physician providers in Missouri

There are 151 rheumatology physician records in Missouri.

All 151 in Missouri → Every provider in Florissant →

Other rheumatology physician records in Missouri

  1. Zaki Abou Zahr, M.D.Columbia, MO1457582108
  2. Anam Ahmad, MDChesterfield, MO1639739485
  3. Stephen Armstrong, MDSpringfield, MO1972546786
  4. Romila Aslam, M.D.Bridgeton, MO1407058084
  5. John Atkinson, MDSaint Louis, MO1245258946
  6. Rama Atluri, M.D.Saint Louis, MO1063507531
  7. Mohamed Babiker Mohamed, MDSaint Louis, MO1891140992
  8. Donica Baker, MD, FACRChesterfield, MO1356751176
  9. Keith Bernstein, MDChesterfield, MO1447273727
  10. Sambhawana Bhandari, MDSaint Louis, MO1821619651

Common questions

What is Kongsak Tanphaichitr, M.D.'s NPI number?

Kongsak Tanphaichitr, M.D.'s National Provider Identifier (NPI) is 1942362777, issued on Dec 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kongsak Tanphaichitr, M.D. located?

The NPPES record lists a practice address at 11115 New Halls Ferry RD, Florissant, MO, 63033. Phone: (314) 839-4339. Providers update this record themselves, so call before visiting.

How can I verify Kongsak Tanphaichitr, M.D.'s license?

NPPES lists Missouri license number 35104, 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 Kongsak Tanphaichitr, M.D. prescribe under Medicare Part D?

In 2024, Kongsak Tanphaichitr, M.D. had 369 Medicare Part D claims for 76 beneficiaries; the average among rheumatology physician prescribers was 1,978. Part D covers Medicare prescriptions only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.