Seth K. Williams, M.D.
Orthopaedic Surgery of the Spine Physician · Madison, WI
Seth K. Williams, M.D. is an orthopaedic surgery of the spine physician with a practice address in Madison, Wisconsin, and NPI 1306054390, issued on May 21, 2007. Check the license (Wisconsin 61074-20, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Seth K. Williams
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Surgery of the Spine Physician 207XS0117X
- License number
- 61074-20 WI
Self-reported in NPPES; status is on the state search - Practice location
- 621 Science Dr, Madison, WI 53711
- Phone
- (608) 265-3207
- Enumerated
- May 21, 2007
- Record last updated
- Jan 13, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (608) 263-4995
- Medicare enrollment
- Enrolled (PECOS I20130826000686); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery of the spine physician records → All 13 in Wisconsin → Look up another NPI →
Also registered at 621 Science Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sheri Almquist, LATAthletic Trainer1558343178
- David Anderson, PTPhysical Therapist1407893704
- Melissa Ball, PT, ATC, CSCSPhysical Therapist1962931212
- Benjamin Becker, LATAthletic Trainer1356732697
- Marissa Bello, DPTOrthopedic Physical Therapist1982477592
- Miranda BiceOrthopaedic Surgery Physician1316246614
Verify Seth K. Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 61074-20Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $20,214.82
32 payments; by number, the most common kind was royalty or license; the largest payer was Stryker Corporation. The 1,726 providers of this specialty with any payment received $34,071.55 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
- University OF Wisconsin Medical Foundation IncMadison, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Seth K. Williams among 13 orthopaedic surgery of the spine physician records in Wisconsin
Seth K. Williams, M.D. is one of 13 orthopaedic surgery of the spine physician records with a practice address in Wisconsin. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 62% of them.
- NPI issued2007 · 62% of these records are older, 8% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Record last updated2021 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XS0117X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery of the Spine Physician providers in Wisconsin
There are 13 orthopaedic surgery of the spine physician records in Wisconsin.
All 13 in Wisconsin → Every provider in Madison → Orthopaedic Surgery of the Spine Physician nationwide →
The 8 orthopaedic surgery of the spine physician records with the nearest ZIP codes
- Jason Sansone, MDMadison, WI 537131942400221
- Branko Prpa, M.D.Mt Pleasant, WI 534061447271309
- Mustafa Khan, M.D.Milwaukee, WI 532331104873652
- Stephen Delahunt, MDMilwaukee, WI 532151912919002
- Lawrence Maciolek, M.D.Glendale, WI 532121811925381
- Michael Didinsky, DOKenosha, WI 531421316928336
- Clay Frank, M.D.Kenosha, WI 531421003898255
- Keagan Gertz, MDGreen Bay, WI 543111649895228
Common questions
What is Seth K. Williams, M.D.'s NPI number?
Seth K. Williams, M.D.'s National Provider Identifier (NPI) is 1306054390, issued on May 21, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Seth K. Williams, M.D. located?
The NPPES record lists a practice address at 621 Science Dr, Madison, WI, 53711. Phone: (608) 265-3207. Providers update this record themselves, so call before visiting.
How can I verify Seth K. Williams, M.D.'s license?
NPPES lists Wisconsin license number 61074-20, 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.
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.