NPPES file of Aug 9, 2026

Sumer Kay Wallace, MD

Gynecologic Oncology Physician · Madison, WI

Sumer Kay Wallace, MD is a gynecologic oncology physician with a practice address in Madison, Wisconsin, and NPI 1407168602, issued on Jul 6, 2010. Check the license (Wisconsin 67150, 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
1407168602
Name
Sumer Kay Wallace
Credential
MD
Primary taxonomy
Gynecologic Oncology Physician 207VX0201X
License number
67150 WI
Self-reported in NPPES; status is on the state search
Practice location
600 Highland Ave, Madison, WI 53792
Phone
(608) 265-1700
Enumerated
Jul 6, 2010
Record last updated
Jan 28, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(608) 263-2201
Medicare enrollment
Enrolled (PECOS I20170830002471); accepts Medicare assignment
Medical or professional school
Southern Illinois University School Of Medicine, 2010
Telehealth
Offers telehealth (CMS)
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 600 Highland Ave

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

  1. Michael AabergSurgery Physician1346991064
  2. Carrah Aadrik, CRNACertified Registered Nurse Anesthetist1326423286
  3. Daniel Abbott, MDSurgical Oncology Physician1750412615
  4. Alaa Abd-ElsayedPain Medicine Physician1194967703
  5. Safiyya Abdulkadir, MDRheumatology Physician1093455826
  6. Edwin Abel, M.D.Urology Physician1083800510

Verify Sumer Kay Wallace in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 67150
    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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56% fewer Medicare Part D claims than the average gynecologic oncology physician in 2024

85 Medicare Part D claims for 28 beneficiaries, against an average of 195 among the 1,475 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.

  1. Sumer Wallace85
  2. Specialty average195

Most prescribed

  1. Dexamethasone14 claims
  2. Lynparza14 claims
  3. Ondansetron Hcl14 claims
  4. Duloxetine 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.

Bills Medicare through one group practice

  1. 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).

Sumer Kay Wallace among 35 gynecologic oncology physician records in Wisconsin

Sumer Kay Wallace, MD is one of 35 gynecologic oncology physician records with a practice address in Wisconsin. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 63% of them.

  • NPI issued2010 · 63% of these records are older, 26% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2010 · median 2000 among the 26 with a school on file
  • 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 207VX0201X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gynecologic Oncology Physician providers in Wisconsin

There are 35 gynecologic oncology physician records in Wisconsin.

The 8 gynecologic oncology physician records with the nearest ZIP codes

  1. Lisa Barroilhet, M.D.Madison, WI 537921730300443
  2. Elizabeth Farabee, MDMadison, WI 537921861079584
  3. Julia Gelissen, MDMadison, WI 537921487273025
  4. Ellen Hartenbach, MDMadison, WI 537921689640708
  5. Laura Huffman, M.D.Madison, WI 537921376855288
  6. Kari Kubalanza, M.D.Madison, WI 537921013250604
  7. David Kushner, MDMadison, WI 537921659347672
  8. Laurel RiceMadison, WI 537921619046257

Common questions

What is Sumer Kay Wallace, MD's NPI number?

Sumer Kay Wallace, MD's National Provider Identifier (NPI) is 1407168602, issued on Jul 6, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Sumer Kay Wallace, MD located?

The NPPES record lists a practice address at 600 Highland Ave, Madison, WI, 53792. Phone: (608) 265-1700. Providers update this record themselves, so call before visiting.

How can I verify Sumer Kay Wallace, MD's license?

NPPES lists Wisconsin license number 67150, 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 Sumer Kay Wallace, MD prescribe under Medicare Part D?

In 2024, Sumer Kay Wallace, MD had 85 Medicare Part D claims for 28 beneficiaries; the average among gynecologic oncology physician prescribers was 195. 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.