NPPES file of Aug 9, 2026

Wilson Haw Luy Tan, MD

Neurology Physician · Oshkosh, WI

Wilson Haw Luy Tan, MD is a neurology physician with a practice address in Oshkosh, Wisconsin, and NPI 1295803427, issued on Dec 4, 2006. Check the license (Wisconsin 28716020, as entered in NPPES) on the Wisconsin Medical Examining Board; 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
1295803427
Name
Wilson Haw Luy Tan
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License number
28716020 WI
Self-reported in NPPES; status is on the state search
Practice location
855 N Westhaven Dr, Oshkosh, WI 54904
Phone
(920) 303-8700
Enumerated
Dec 4, 2006
Record last updated
Jul 14, 2025
Medicaid IDs
30840400 WI
1295803427 WI
Medicare enrollment
Enrolled (PECOS I20041014000068); 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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Also registered at 855 N Westhaven Dr

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

  1. Rami Abumasmah, MDHematology & Oncology Physician1972779551
  2. Abdulmajid AdamHospitalist Physician1528362258
  3. Awais Ahmed, MDGastroenterology Physician1316213481
  4. Kate Alexander, PA-CPhysician Assistant1700466414
  5. Hussein Alramini, M.D.Hospitalist Physician1497106512
  6. Ammar Alzoubi, MDInternal Medicine Physician1598773152

Verify Wilson Haw Luy Tan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 28716020
    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 Wisconsin 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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50% fewer Medicare Part D claims than the average neurology physician in 2024

683 Medicare Part D claims for 131 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.

  1. Wilson Luy Tan683
  2. Specialty average1,370

Most prescribed

  1. Amitriptyline Hcl71 claims
  2. Donepezil Hcl66 claims
  3. Levetiracetam55 claims
  4. Clonazepam51 claims
  5. Carbamazepine Er39 claims
  6. Carbidopa-Levodopa23 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. Aurora Medical Group, Inc.Oshkosh, WI

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

Wilson Haw Luy Tan among 399 neurology physician records in Wisconsin

Wilson Haw Luy Tan, MD is one of 399 neurology physician records with a practice address in Wisconsin. 77% 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 53% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated1979 · median 2005 among the 274 with a school on file
  • Record last updated2025 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in Wisconsin

There are 399 neurology physician records in Wisconsin.

The 8 neurology physician records with the nearest ZIP codes

  1. Emilio Fernandez Gatti, M.D.Oshkosh, WI 549041992735336
  2. Ahmad Haffar, MDOshkosh, WI 549041366529901
  3. Mossadiq Jaffri, MDOshkosh, WI 549041710972294
  4. Robert Jones, M.D.Oshkosh, WI 549041679630263
  5. Saad Mir, MDOshkosh, WI 549041356603161
  6. Dominic Cardelli, MDAppleton, WI 549131528077583
  7. Xian Gu, M.D.Fond Du Lac, WI 549351811935752
  8. Steven Sandstrom, M.D.Fond Du Lac, WI 549371174625610

Common questions

What is Wilson Haw Luy Tan, MD's NPI number?

Wilson Haw Luy Tan, MD's National Provider Identifier (NPI) is 1295803427, issued on Dec 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Wilson Haw Luy Tan, MD located?

The NPPES record lists a practice address at 855 N Westhaven Dr, Oshkosh, WI, 54904. Phone: (920) 303-8700. Providers update this record themselves, so call before visiting.

How can I verify Wilson Haw Luy Tan, MD's license?

NPPES lists Wisconsin license number 28716020, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Wilson Haw Luy Tan, MD prescribe under Medicare Part D?

In 2024, Wilson Haw Luy Tan, MD had 683 Medicare Part D claims for 131 beneficiaries; the average among neurology physician prescribers was 1,370. 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.