NPPES file of Aug 9, 2026

Hsiao Ou Hu, M.D.

Hematology & Oncology Physician · Saint Louis, MO

Hsiao Ou Hu, M.D. is a hematology & oncology physician with a practice address in Saint Louis, Missouri, and NPI 1811962657, issued on Feb 22, 2006. Check the license (Missouri 2002003283, 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
1811962657
Name
Hsiao Ou Hu
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
2002003283 MO
Self-reported in NPPES; status is on the state search
Practice location
607 S New Ballas RD, Saint Louis, MO 63141
Phone
(314) 251-4986
Enumerated
Feb 22, 2006
Record last updated
Jul 30, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(314) 251-6375
Medicaid ID
205809007 MO
Medicare enrollment
Enrolled (PECOS I20060303000418); accepts Medicare assignment
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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8 nearest hematology & oncology physician records → All 237 in Missouri → Look up another NPI →

Also registered at 607 S New Ballas RD

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

  1. Kathy Baglan, M.D.Radiation Oncology Physician1538122163
  2. Somasekhar Bandi, M.D.Medical Oncology Physician1922034321
  3. Kathy Beavers, P.A.Physician Assistant1336264332
  4. James Boyd, M.D.Plastic Surgery within the Head & Neck (Otolaryngology) Physician1215928114
  5. Nishan Chobanian, MDGynecologic Oncology Physician1104813633
  6. Jeffrey Craft, M.D., PH.D.Radiation Oncology Physician1497936231

Verify Hsiao Ou Hu 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 2002003283    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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2.7 times the Medicare Part D claims of the average hematology & oncology physician in 2024

2,346 Medicare Part D claims for 427 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. 213 claims were for opioids.

  1. Hsiao Hu2,346
  2. Specialty average877

Most prescribed

  1. Anastrozole132 claims
  2. Eliquis120 claims
  3. Xtandi113 claims
  4. Hydrocodone-Acetaminophen105 claims
  5. Imbruvica94 claims
  6. Hydroxyurea88 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: $463.55

24 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hsiao Hu$463.55
  2. Specialty average$7,481.41

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. Mercy Clinic Oncology LLCSaint Louis, MO

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

Hsiao Ou Hu among 237 hematology & oncology physician records in Missouri

Hsiao Ou Hu, M.D. is one of 237 hematology & oncology physician records with a practice address in Missouri. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.

  • NPI issued2006 · 11% of these records are older, 56% newer
  • In a Medicare fileYes · 86% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated1991 · median 2003 among the 168 with a school on file
  • Record last updated2014 · 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 207RH0003X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in Missouri

There are 237 hematology & oncology physician records in Missouri.

All 237 in Missouri → Every provider in Saint Louis → Hematology & Oncology Physician nationwide →

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. John Eckardt, MDSaint Louis, MO 631411568450096
  2. John Finnie, MDSaint Louis, MO 631411023088564
  3. Christina Min, M.D.Saint Louis, MO 631411639389869
  4. Burton Needles, M.D.Saint Louis, MO 631411114992955
  5. Heide Rodgers, MDSaint Louis, MO 631411164577300
  6. Leonard White, MDSaint Louis, MO 631411821088550
  7. Thomas Ryan, M.D.Saint Louis, MO 631361518993351
  8. Michael Bolger, M.D.Saint Louis, MO 631311043325970

Common questions

What is Hsiao Ou Hu, M.D.'s NPI number?

Hsiao Ou Hu, M.D.'s National Provider Identifier (NPI) is 1811962657, issued on Feb 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Hsiao Ou Hu, M.D. located?

The NPPES record lists a practice address at 607 S New Ballas RD, Saint Louis, MO, 63141. Phone: (314) 251-4986. Providers update this record themselves, so call before visiting.

How can I verify Hsiao Ou Hu, M.D.'s license?

NPPES lists Missouri license number 2002003283, 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 Hsiao Ou Hu, M.D. prescribe under Medicare Part D?

In 2024, Hsiao Ou Hu, M.D. had 2,346 Medicare Part D claims for 427 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.