NPPES file of Aug 9, 2026

Wanwan Xu, M.D.

Student in an Organized Health Care Education/Training Program · Saint Louis, MO

Wanwan Xu, M.D. is a student in an organized health care education/training program with a practice address in Saint Louis, Missouri, and NPI 1700199551, issued on Jul 22, 2010. Check the license (Missouri 2010020475, as entered in NPPES) with the Missouri board that licenses this profession; 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
1700199551
Name
Wanwan Xu
Credential
M.D.
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
License number
2010020475 MO
Self-reported in NPPES; status is on the state search
Practice location
1402 S Grand Blvd, Saint Louis, MO 63104
Phone
(314) 577-8760
Enumerated
Jul 22, 2010
Record last updated
Jan 14, 2022
Medicare enrollment
Enrolled (PECOS I20151117002931); accepts Medicare assignment
Medical or professional school
University Of Pittsburgh School Of Medicine, 2010
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 1402 S Grand Blvd

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

  1. Zahraa AbdulameerNuclear Imaging & Therapy Physician1124719109
  2. Muhammad Alam, MDStudent in an Organized Health Care Education/Training Program1275156523
  3. Philip Alderson, MDDiagnostic Radiology Physician1952347890
  4. Kate Alemann, MDEmergency Medicine Physician1932763703
  5. Mohammad Almomani, MDStudent in an Organized Health Care Education/Training Program1740081769
  6. Atheel Alsagheer, MDNuclear Medicine Physician1558007666

Verify Wanwan Xu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this profession
    Search for license 2010020475
    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
Find 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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12% more Medicare Part D claims than the average student in an organized health care education/training program in 2024

207 Medicare Part D claims for 79 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Wanwan Xu207
  2. Specialty average185

Most prescribed

  1. Latanoprost64 claims
  2. Dorzolamide-Timolol38 claims
  3. Diclofenac Sodium25 claims
  4. Neomycin-Polymyxin-Dexameth18 claims
  5. Prednisolone Acetate14 claims
  6. Brimonidine Tartrate11 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.

Bills Medicare through one group practice

  1. Permanente Medical Group IncVallejo, CA

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

Wanwan Xu among 3,622 student in an organized health care education/training program records in Missouri

Wanwan Xu, M.D. is one of 3,622 student in an organized health care education/training program records with a practice address in Missouri. 22% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 1% of them.

  • NPI issued2010 · 1% of these records are older, 98% newer
  • In a Medicare fileYes · 22% of these records are
  • In the CMS Doctors and Clinicians fileYes · 2% of these records are
  • Graduated2010 · median 2019 among the 59 with a school on file
  • Record last updated2022 · 13% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,338 student in an organized health care education/training program records list a practice address in Saint Louis

They are 1,338 of the 27,605 NPPES records with a practice address in Saint Louis, and 3,622 student in an organized health care education/training program records in Missouri.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Mustafa Altinyay, MDSaint Louis, MO 631041356674246
  2. Sharmistha Barai, M.D.Saint Louis, MO 631041497984173
  3. Arshad Bhatt, M.D.Saint Louis, MO 631041215138698
  4. Joseph Dasso, M.D, PH.D.Saint Louis, MO 631041972706505
  5. Avrum Goldberg, DDSSaint Louis, MO 631041225343858
  6. Josh LanterSaint Louis, MO 631041710180609
  7. Jamal Maarouf, M.D.Saint Louis, MO 631041205169638
  8. Lynn Nelms, M.D.Saint Louis, MO 631041881892503

Common questions

What is Wanwan Xu, M.D.'s NPI number?

Wanwan Xu, M.D.'s National Provider Identifier (NPI) is 1700199551, issued on Jul 22, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Wanwan Xu, M.D. located?

The NPPES record lists a practice address at 1402 S Grand Blvd, Saint Louis, MO, 63104. Phone: (314) 577-8760. Providers update this record themselves, so call before visiting.

How can I verify Wanwan Xu, M.D.'s license?

NPPES lists Missouri license number 2010020475, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

How much does Wanwan Xu, M.D. prescribe under Medicare Part D?

In 2024, Wanwan Xu, M.D. had 207 Medicare Part D claims for 79 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.