NPPES file of Aug 9, 2026

Ying Du, M.D.

Rheumatology Physician · Saint Louis, MO

Ying Du, M.D. is a rheumatology physician with a practice address in Saint Louis, Missouri, and NPI 1295725182, issued on Oct 24, 2005. Check the license (Missouri 2004001442, 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
1295725182
Name
Ying Du
Credential
M.D.
Primary taxonomy
Rheumatology Physician 207RR0500X
License number
2004001442 MO
Self-reported in NPPES; status is on the state search
Practice location
3009 N Ballas RD Ste 100B, Saint Louis, MO 63131
Phone
(314) 432-1111
Enumerated
Oct 24, 2005
Record last updated
Jul 2, 2024
Fax
(314) 432-7317
Medicare enrollment
Enrolled (PECOS I20040726000059); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 3009 N Ballas RD Ste 100B

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

  1. Jacqueline Block, FNPFamily Nurse Practitioner1871064972
  2. Phillip Brick, M.D.Internal Medicine Physician1689787459
  3. Melvin Maclin, M.D.Plastic and Reconstructive Surgery Physician1821198607
  4. Sitwat Malik, MDPsychiatry Physician1376004556
  5. Humza Quadri, MDFamily Medicine Physician1457912255
  6. Hashim Raza, M.D.Internal Medicine Physician1891840237

Verify Ying Du 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 2004001442
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.5 times the Medicare Part D claims of the average rheumatology physician in 2024

4,856 Medicare Part D claims for 497 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 642 claims were for opioids.

  1. Ying Du4,856
  2. Specialty average1,978

Most prescribed

  1. Hydroxychloroquine Sulfate809 claims
  2. Prednisone658 claims
  3. Methotrexate436 claims
  4. Gabapentin297 claims
  5. Tramadol Hcl276 claims
  6. Leflunomide256 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.

Industry payments in 2024: $2,303.49

139 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ying Du$2,303.49
  2. Specialty average$8,538.33

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

  1. St Louis Medical Clinic, P.C.Saint Louis, MO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ying Du among 151 rheumatology physician records in Missouri

Ying Du, M.D. is one of 151 rheumatology physician records with a practice address in Missouri. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 95% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1986 · median 2005 among the 103 with a school on file
  • Record last updated2024 · 48% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Rheumatology Physician providers in Missouri

There are 151 rheumatology physician records in Missouri.

The 8 rheumatology physician records with the nearest ZIP codes

  1. Kimberly Carroll, M.D.Saint Louis, MO 631311982847042
  2. Kathryn Coulson, M.D.Saint Louis, MO 631311417160185
  3. Richard Divalerio, M.D.Saint Louis, MO 631311841298072
  4. Melissa Hager, D.O.Saint Louis, MO 631311033590732
  5. Sona Kamat, M.D.Saint Louis, MO 631311407896129
  6. Vijay Kannuthurai, MDSaint Louis, MO 631311669967527
  7. Joshy Pathiparampil, M.D.Saint Louis, MO 631311801216551
  8. Robert Schneider, MDSaint Louis, MO 631311184652992

Common questions

What is Ying Du, M.D.'s NPI number?

Ying Du, M.D.'s National Provider Identifier (NPI) is 1295725182, issued on Oct 24, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Ying Du, M.D. located?

The NPPES record lists a practice address at 3009 N Ballas RD Ste 100B, Saint Louis, MO, 63131. Phone: (314) 432-1111. Providers update this record themselves, so call before visiting.

How can I verify Ying Du, M.D.'s license?

NPPES lists Missouri license number 2004001442, 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 Ying Du, M.D. prescribe under Medicare Part D?

In 2024, Ying Du, M.D. had 4,856 Medicare Part D claims for 497 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.

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.