NPPES file of Aug 9, 2026

Robert W. Neilson, M.D.

Internal Medicine Physician · Winona, MN

Robert W. Neilson, M.D. is an internal medicine physician with a practice address in Winona, Minnesota, and NPI 1952390338, issued on Oct 18, 2005. Check the license (Minnesota 52693, as entered in NPPES) on the Minnesota Board of Medical Practice; 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
1952390338
Name
Robert W. Neilson
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
52693 MN
L4594 TX
Self-reported in NPPES; status is on the state search
Practice location
855 Mankato Ave, Winona, MN 55987
Phone
(507) 454-3650
Enumerated
Oct 18, 2005
Record last updated
Feb 29, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(507) 474-3392
Medicaid IDs
151183401 TX
77871367 NM
100159800A OK
78718 NM
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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8 nearest internal medicine physician records → All 2,632 in Minnesota → Look up another NPI →

Also registered at 855 Mankato Ave

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

  1. Michael Adix, OTROccupational Therapist1265006084
  2. Kirsten Allen, MS, ATC, CESAthletic Trainer1235805813
  3. Ryan BartolPhysician Assistant1356299945
  4. Nicole Beatty, MDAnesthesiology Physician1982657607
  5. Emily Beckel, ATCAthletic Trainer1659890481
  6. Everett Beguin, MDFamily Medicine Physician1134139652

Verify Robert W. Neilson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMinnesota Board of Medical Practice
    Search for license 52693    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 Minnesota 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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Robert W. Neilson among 2,632 internal medicine physician records in Minnesota

Robert W. Neilson, M.D. is one of 2,632 internal medicine physician records with a practice address in Minnesota. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 92% newer
  • In a Medicare fileNo · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 65% of these records are
  • Record last updated2012 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

11 internal medicine physician records list a practice address in Winona

They are 11 of the 876 NPPES records with a practice address in Winona, and 2,632 internal medicine physician records in Minnesota. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,632 in Minnesota → Every provider in Winona → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Horace Andersen, MN 18091Winona, MN 559871659510659
  2. Andrew Edin, MDWinona, MN 559871053428508
  3. Arnold Fenske, MDWinona, MN 559871831109495
  4. Richard Ferris, MDWinona, MN 559871245347780
  5. Katrina Hammel, M.D.Winona, MN 559871780894527
  6. Joseph Kaiya, MDWinona, MN 559871134550544
  7. John Mulrooney, MDWinona, MN 559871275543829
  8. Dennis Nolan, MDWinona, MN 559871619987278

Common questions

What is Robert W. Neilson, M.D.'s NPI number?

Robert W. Neilson, M.D.'s National Provider Identifier (NPI) is 1952390338, issued on Oct 18, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Robert W. Neilson, M.D. located?

The NPPES record lists a practice address at 855 Mankato Ave, Winona, MN, 55987. Phone: (507) 454-3650. Providers update this record themselves, so call before visiting.

How can I verify Robert W. Neilson, M.D.'s license?

NPPES lists Minnesota license number 52693, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. 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.

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.