NPPES file of Aug 9, 2026

Daniel Nelson, M.D.

Clinical Cardiac Electrophysiology Physician · Appleton, WI

Daniel Nelson, M.D. is a clinical cardiac electrophysiology physician with a practice address in Appleton, Wisconsin, and NPI 1750812491, issued on Mar 24, 2017. Check the license (Wisconsin 69786-20, 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
1750812491
Name
Daniel Nelson
Credential
M.D.
Primary taxonomy
Clinical Cardiac Electrophysiology Physician 207RC0001X
License number
69786-20 WI
Self-reported in NPPES; status is on the state search
Practice location
5045 W Grande Market Dr, Appleton, WI 54913
Phone
(920) 886-9380
Enumerated
Mar 24, 2017
Record last updated
Oct 16, 2025
Medicaid ID
100080499 WI
Medicare enrollment
Enrolled (PECOS I20240930002350); 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 5045 W Grande Market Dr

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

  1. Peter Ackell, MDInterventional Cardiology Physician1710937115
  2. Kristina Almanza, APRNNurse Practitioner1376386722
  3. Laura Butch, NPNurse Practitioner1952974206
  4. Carrie Chapman, M.D.Cardiovascular Disease Physician1396703732
  5. Erin Diedrick, PA-CPhysician Assistant1467980540
  6. Megan Froiland, PA-CPhysician Assistant1194580944

Verify Daniel Nelson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 69786-20
    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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94% fewer Medicare Part D claims than the average clinical cardiac electrophysiology physician in 2024

105 Medicare Part D claims for 57 beneficiaries, against an average of 1,710 among the 3,173 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims.

  1. Daniel Nelson105
  2. Specialty average1,710

Most prescribed

  1. Doxycycline Hyclate30 claims
  2. Eliquis22 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: $17,632.46

115 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 3,167 providers of this specialty with any payment received $10,651.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Daniel Nelson$17,632
  2. Specialty average$10,651

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

  1. Ascension Medical Group-Fox Valley Wisconsin IncAppleton, WI

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

Daniel Nelson among 83 clinical cardiac electrophysiology physician records in Wisconsin

Daniel Nelson, M.D. is one of 83 clinical cardiac electrophysiology physician records with a practice address in Wisconsin. 94% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 94% of them.

  • NPI issued2017 · 94% of these records are older, 2% newer
  • In a Medicare fileYes · 94% of these records are
  • In the CMS Doctors and Clinicians fileYes · 84% of these records are
  • Graduated2017 · median 2002 among the 70 with a school on file
  • Record last updated2025 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0001X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Cardiac Electrophysiology Physician providers in Wisconsin

There are 83 clinical cardiac electrophysiology physician records in Wisconsin.

The 8 clinical cardiac electrophysiology physician records with the nearest ZIP codes

  1. Dionisio Mariano, MDAppleton, WI 549131649220229
  2. Babar Parvez, M.D.Appleton, WI 549111346404076
  3. Li Zhou, MDAppleton, WI 549111285608984
  4. Jeremy Zimmermann, DOFond Du Lac, WI 549351962729517
  5. Nway Ko Ko, MBBSEau Claire, WI 547031649646126
  6. Divya Korpu, MBBSEau Claire, WI 547031669823159
  7. Robert Rea, M.D.Eau Claire, WI 547031689651689
  8. Vaibhav Vaidya, MBBSEau Claire, WI 547031568726008

Common questions

What is Daniel Nelson, M.D.'s NPI number?

Daniel Nelson, M.D.'s National Provider Identifier (NPI) is 1750812491, issued on Mar 24, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Daniel Nelson, M.D. located?

The NPPES record lists a practice address at 5045 W Grande Market Dr, Appleton, WI, 54913. Phone: (920) 886-9380. Providers update this record themselves, so call before visiting.

How can I verify Daniel Nelson, M.D.'s license?

NPPES lists Wisconsin license number 69786-20, 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 Daniel Nelson, M.D. prescribe under Medicare Part D?

In 2024, Daniel Nelson, M.D. had 105 Medicare Part D claims for 57 beneficiaries; the average among clinical cardiac electrophysiology physician prescribers was 1,710. 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.