Eric R. Nelson, MD
Orthopaedic Surgery Physician · Waupun, WI
Eric R. Nelson, MD is an orthopaedic surgery physician with a practice address in Waupun, Wisconsin, and NPI 1164443875, issued on Jul 21, 2006. Check the license (Wisconsin 53439-020, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Eric R. Nelson
- Credential
- MD
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 53439-020 WI
Self-reported in NPPES; status is on the state search - Practice location
- 608 W Brown St, Waupun, WI 53963
- Phone
- (920) 324-6802
- Enumerated
- Jul 21, 2006
- Record last updated
- Oct 21, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20091021000253); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 2001
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 656 in Wisconsin → Look up another NPI →
Also registered at 608 W Brown St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Bert Callahan, MDOrthopaedic Surgery Physician1760573927
- Janette Drews, NPFamily Nurse Practitioner1639129810
- Thomas Grossman, M.D.Orthopaedic Surgery Physician1699749689
Verify Eric R. Nelson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 53439-020Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
182 Medicare Part D claims for 75 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 62 claims were for opioids.
Most prescribed
- Celecoxib54 claims
- Hydrocodone-Acetaminophen40 claims
- Diclofenac Sodium19 claims
- Gabapentin15 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: $188.74
2 payments; by number, the most common kind was food and beverage; the largest payer was DePuy Synthes Sales Inc. The 15,003 providers of this specialty with any payment received $23,022.89 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Agnesian Healthcare IncWaupun, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Eric R. Nelson among 656 orthopaedic surgery physician records in Wisconsin
Eric R. Nelson, MD is one of 656 orthopaedic surgery physician records with a practice address in Wisconsin. 71% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 41% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated2001 · median 2006 among the 401 with a school on file
- Record last updated2020 · 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 207X00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 orthopaedic surgery physician records list a practice address in Waupun
They are 3 of the 131 NPPES records with a practice address in Waupun, and 656 orthopaedic surgery physician records in Wisconsin.
All 656 in Wisconsin → Every provider in Waupun → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Bert Callahan, MDWaupun, WI 539631760573927
- Thomas Grossman, M.D.Waupun, WI 539631699749689
- Gerry Chrabaszcz, MDReedsburg, WI 539591043211063
- Kevin Weber, MDReedsburg, WI 539591386626562
- James Grannell, D.O.Mauston, WI 539481083662019
- John Horan, M.D.Mauston, WI 539481184653081
- Robert Riedle, M.D.Mauston, WI 539481538284963
- Matthew Niesen, M.D.Columbus, WI 539251033349840
Common questions
What is Eric R. Nelson, MD's NPI number?
Eric R. Nelson, MD's National Provider Identifier (NPI) is 1164443875, issued on Jul 21, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Eric R. Nelson, MD located?
The NPPES record lists a practice address at 608 W Brown St, Waupun, WI, 53963. Phone: (920) 324-6802. Providers update this record themselves, so call before visiting.
How can I verify Eric R. Nelson, MD's license?
NPPES lists Wisconsin license number 53439-020, 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 Eric R. Nelson, MD prescribe under Medicare Part D?
In 2024, Eric R. Nelson, MD had 182 Medicare Part D claims for 75 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. 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.