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Dermatology

Jacob M. Kusmak, MD

Works at hospitals in Sioux Falls, SD · Luverne, MN · South Dakota, Minnesota

Summary

Dr. Jacob M. Kusmak, MD is a dermatologist at 1301 W 18th St, Sioux Falls, SD 57105. Phone: (605) 312-2200. Accepts Medicare assignment. In 2024, Jacob M. Kusmak had 782 Original Medicare patients and 6,816 services. NPI 1285833459. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Jacob M. Kusmak, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Jacob M. Kusmak accept Medicare assignment?
Yes. Medicare's clinician data says Jacob M. Kusmak accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Jacob M. Kusmak see?
In 2024, CMS data shows 782 Original Medicare patients and 6,816 services for Jacob M. Kusmak. This counts Original Medicare only and measures volume, not quality.
What is Jacob M. Kusmak's NPI number?
1285833459. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Jacob M. Kusmak, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients782
Services billed to Medicare6,816
Different services or procedures88
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Destruction of precancer skin growth, 2-14 growths (17003)2,703 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)790 services
  3. Destruction of skin growth, 1-14 growths (17110)773 services
  4. Destruction of precancer skin growth, 1 growth (17000)604 services
  5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)363 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol75%
  • High blood pressure69%
  • Arthritis43%
  • Ischemic heart disease29%
  • Diabetes23%
  • Chronic kidney disease21%

Hospitals where Jacob M. Kusmak works

Medicare's Facility Affiliation Data lists Jacob M. Kusmak at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Jacob M. Kusmak is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Jacob M. Kusmak as a member of this group (CMS data updated October 2, 2026).

  • Sanford Medical Center857 clinicians in the group

Specialties

Find other Dermatology doctors in South Dakota →

Other dermatologists in Sioux Falls

Clinicians with the same Medicare primary specialty in Sioux Falls, SD — not a recommendation.

All dermatologists in Sioux Falls →

Other clinicians in Sanford Medical Center

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Medical schoolSanford School Of Medicine Of University Of South Dakota
Graduation year2007 (19 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1285833459
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians