NPPES file of Aug 9, 2026

Ather S. Siddiqui, M.D.

Neurology Physician · Winnebago, WI

Ather S. Siddiqui, M.D. is a neurology physician with a practice address in Winnebago, Wisconsin, and NPI 1316007164, issued on Dec 11, 2006. Check the license (Wisconsin 28704, as entered in NPPES) on the Wisconsin Medical Examining Board; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1316007164
Name
Ather S. Siddiqui
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License number
28704 WI
Self-reported in NPPES; status is on the state search
Practice location
1300 South Dr., Winnebago, WI 54985
Phone
(920) 235-4910
Enumerated
Dec 11, 2006
Record last updated
Dec 21, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(920) 236-2931
Medicaid ID
31505000 WI
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 1300 South Dr.

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

  1. Felipe Ambas, M.D.Neurology Physician1619039419
  2. Chong Arong, M.D.Psychiatry Physician1699835447
  3. Maria Baldomero, M.D.Psychiatry Physician1639239486
  4. Raul Dejesus, M.D.Psychiatry Physician1891855649
  5. C Mork, M.D.Internal Medicine Physician1134289986
  6. Jeri Nelson, M.D.Pediatric Adolescent Medicine Physician1700948502

Verify Ather S. Siddiqui in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 28704
    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

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5 neurology physician records list a practice address in Winnebago

They are 5 of the 63 NPPES records with a practice address in Winnebago, and 399 neurology physician records in Wisconsin. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other neurology physician records in Wisconsin

  1. Mohammad Abdul AzeemMilwaukee, WI1295229797
  2. Amanda Abuaf, MDMadison, WI1225415011
  3. Christopher Adams, PSY.DMilwaukee, WI1831137488
  4. Sherika Adams, MDMadison, WI1346945722
  5. Naveen Addagatla, M.DMilwaukee, WI1366718231
  6. Eric Adelman, MDMadison, WI1801913322
  7. Sandeep Aggarwal, MDWausau, WI1053302422
  8. Sharat Ahluwalia, MDEau Claire, WI1629179221
  9. Aasifuddin AhmedMilwaukee, WI1417481508
  10. Yousaf Ajam, MDGreen Bay, WI1841713088

Common questions

What is Ather S. Siddiqui, M.D.'s NPI number?

Ather S. Siddiqui, M.D.'s National Provider Identifier (NPI) is 1316007164, issued on Dec 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ather S. Siddiqui, M.D. located?

The NPPES record lists a practice address at 1300 South Dr., Winnebago, WI, 54985. Phone: (920) 235-4910. Providers update this record themselves, so call before visiting.

How can I verify Ather S. Siddiqui, M.D.'s license?

NPPES lists Wisconsin license number 28704, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.