NPPES file of Aug 9, 2026

Ryan Harrison Ziegler, DO

Orthopaedic Surgery Physician · Neenah, WI

Ryan Harrison Ziegler, DO is an orthopaedic surgery physician with a practice address in Neenah, Wisconsin, and NPI 1710419015, issued on Mar 28, 2017. Check the license (Wisconsin 81171, 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
1710419015
Name
Ryan Harrison Ziegler
Credential
DO
Primary taxonomy
Orthopaedic Surgery Physician 207X00000X
License numbers
81171 WI
05204 KY
34013953 OH
Self-reported in NPPES; status is on the state search
Practice location
1205 W American Dr, Neenah, WI 54956
Phone
(920) 430-8113
Enumerated
Mar 28, 2017
Record last updated
Aug 22, 2023
Medicare enrollment
Enrolled (PECOS I20230823001637); accepts Medicare assignment
Medical or professional school
Des Moines University Of Osteopathic Medicine And Health Sciences, 2017
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 1205 W American Dr

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

  1. Daniel Brunner, DOInterventional Pain Medicine Physician1811492622
  2. Peter EggertOrthopaedic Surgery Physician1609294735
  3. Eric Gowing, MDRheumatology Physician1578557666
  4. Megan Herkstroeter, APNPNurse Practitioner1437956471
  5. Kyle Kaster, DOOrthopaedic Hand Surgery Physician1558985523
  6. Christian MartinezPhysical Therapy Assistant1659163269

Verify Ryan Harrison Ziegler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 81171
    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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21% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024

275 Medicare Part D claims for 154 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. 96 claims were for opioids.

  1. Ryan Ziegler275
  2. Specialty average346

Most prescribed

  1. Meloxicam98 claims
  2. Oxycodone-Acetaminophen34 claims
  3. Ondansetron Odt28 claims
  4. Oxycodone Hcl25 claims
  5. Tramadol Hcl25 claims
  6. Methylprednisolone16 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: $1,178.43

9 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.

  1. Ryan Ziegler$1,178
  2. Specialty average$23,023

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. Orthopedic And Sports Medicine Specialists OF Green Bay SCNeenah, WI

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

Ryan Harrison Ziegler among 656 orthopaedic surgery physician records in Wisconsin

Ryan Harrison Ziegler, DO 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 2017, is newer than 87% of them.

  • NPI issued2017 · 87% of these records are older, 10% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2017 · median 2006 among the 401 with a school on file
  • Record last updated2023 · 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).

12 orthopaedic surgery physician records list a practice address in Neenah

They are 12 of the 919 NPPES records with a practice address in Neenah, and 656 orthopaedic surgery physician records in Wisconsin.

The 8 orthopaedic surgery physician records with the nearest ZIP codes

  1. Peter EggertNeenah, WI 549561609294735
  2. Joseph McCormick, MDNeenah, WI 549561619961273
  3. Douglas Miller, D.O.Neenah, WI 549561689966954
  4. James Mitchell, MDNeenah, WI 549561104922467
  5. William Moore, M.D.Neenah, WI 549561669524815
  6. Darren Nabor, M.D.Neenah, WI 549561497173041
  7. Eddie Powell, MDNeenah, WI 549561992909543
  8. Kenneth Schaufelberger, MDNeenah, WI 549561790754810

Common questions

What is Ryan Harrison Ziegler, DO's NPI number?

Ryan Harrison Ziegler, DO's National Provider Identifier (NPI) is 1710419015, issued on Mar 28, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Ryan Harrison Ziegler, DO located?

The NPPES record lists a practice address at 1205 W American Dr, Neenah, WI, 54956. Phone: (920) 430-8113. Providers update this record themselves, so call before visiting.

How can I verify Ryan Harrison Ziegler, DO's license?

NPPES lists Wisconsin license number 81171, 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 Ryan Harrison Ziegler, DO prescribe under Medicare Part D?

In 2024, Ryan Harrison Ziegler, DO had 275 Medicare Part D claims for 154 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.