NPPES file of Aug 9, 2026

Rafael Walker -Santiago, M.D.

Adult Reconstructive Orthopaedic Surgery Physician · Grafton, WI

Rafael Walker -Santiago, M.D. is an adult reconstructive orthopaedic surgery physician with a practice address in Grafton, Wisconsin, and NPI 1366736928, issued on Jun 1, 2011. Check the license (Wisconsin 69295, 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
1366736928
Name
Rafael Walker -Santiago
Credential
M.D.
Primary taxonomy
Adult Reconstructive Orthopaedic Surgery Physician 207XS0114X
License number
69295 WI
Self-reported in NPPES; status is on the state search
Practice location
975 Port Washington RD, Grafton, WI 53024
Phone
(262) 329-1000
Enumerated
Jun 1, 2011
Record last updated
Sep 12, 2023
Medicaid ID
100103662 WI
Medicare enrollment
Enrolled (PECOS I20201001003026); accepts Medicare assignment
Medical or professional school
University Of Puerto Rico School Of Medicine, 2011
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 975 Port Washington RD

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

  1. Hamid Afsari, D.O.Hospitalist Physician1053672048
  2. Muhammed Al-Fawakhiri, MDInternal Medicine Physician1942276613
  3. Beverly Altman, LMTMassage Therapist1447888789
  4. Claudia Altmann, MDInfectious Disease Physician1386691756
  5. Peter Andrew, AAAnesthesiologist Assistant1821704545
  6. Patrick AndrewsPhysical Therapist1689481962

Verify Rafael Walker -Santiago in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 69295
    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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72% fewer Medicare Part D claims than the average adult reconstructive orthopaedic surgery physician in 2024

162 Medicare Part D claims for 108 beneficiaries, against an average of 579 among the 1,112 providers of this specialty who prescribed in Part D. 23 claims were for opioids.

  1. Rafael Walker -Santiago162
  2. Specialty average579

Most prescribed

  1. Cephalexin31 claims
  2. Meloxicam27 claims
  3. Diclofenac Sodium15 claims
  4. Mupirocin13 claims
  5. Oxycodone Hcl13 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: $3,548.63

9 payments; by number, the most common kind was food and beverage; the largest payer was Zimmer Biomet Holdings, Inc. The 1,060 providers of this specialty with any payment received $68,015.27 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Rafael Walker -Santiago$3,549
  2. Specialty average$68,015

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. Aurora Advanced Healthcare, Inc.Grafton, WI

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

Adult Reconstructive Orthopaedic Surgery Physician providers in Wisconsin

There are 8 adult reconstructive orthopaedic surgery physician records in Wisconsin.

The 7 adult reconstructive orthopaedic surgery physician records with the nearest ZIP codes

  1. Charles Green, D.O.Sheboygan, WI 530811528283926
  2. William Lutes, D.O.Kenosha, WI 531421437123080
  3. Michael Slimack, D.O.Kenosha, WI 531421356558464
  4. Kevin Weidman, MDMilwaukee, WI 532081689627507
  5. Ruben Monarrez, MDJanesville, WI 535461447870621
  6. Gordon Roedel, MDGreen Bay, WI 543111851812937
  7. Rusty Brand, M.D.Eau Claire, WI 547021053385104

Common questions

What is Rafael Walker -Santiago, M.D.'s NPI number?

Rafael Walker -Santiago, M.D.'s National Provider Identifier (NPI) is 1366736928, issued on Jun 1, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Rafael Walker -Santiago, M.D. located?

The NPPES record lists a practice address at 975 Port Washington RD, Grafton, WI, 53024. Phone: (262) 329-1000. Providers update this record themselves, so call before visiting.

How can I verify Rafael Walker -Santiago, M.D.'s license?

NPPES lists Wisconsin license number 69295, 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 Rafael Walker -Santiago, M.D. prescribe under Medicare Part D?

In 2024, Rafael Walker -Santiago, M.D. had 162 Medicare Part D claims for 108 beneficiaries; the average among adult reconstructive orthopaedic surgery physician prescribers was 579. 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.