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Family Practice

Wallace L. Fritz, MD

Works at hospitals in Sioux Falls, SD · South Dakota

Summary

Dr. Wallace L. Fritz, MD is a family doctor at 1301 W 18th St, Sioux Falls, SD 57105. Phone: (605) 312-2200. Accepts Medicare assignment. In 2024, Wallace L. Fritz had 231 Original Medicare patients and 895 services. NPI 1114169646. 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.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 1301 W 18th St, Sioux Falls, SD 57105 · Directions (3 more locations)
  • Phone: (605) 312‑2200
  • Medicare: Accepts Medicare assignment
  • Hospital: Sanford Usd Medical Center
  • Group practice: Sanford Medical Center
  • Medical school: Sanford School Of Medicine Of University Of South Dakota · graduated 2009 (17 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Wallace L. Fritz, 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 Wallace L. Fritz accept Medicare assignment?
Yes. Medicare's clinician data says Wallace L. Fritz 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 Wallace L. Fritz see?
In 2024, CMS data shows 231 Original Medicare patients and 895 services for Wallace L. Fritz. This counts Original Medicare only and measures volume, not quality.
What is Wallace L. Fritz's NPI number?
1114169646. 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 Wallace L. Fritz, 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 patients231
Services billed to Medicare895
Different services or procedures20
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)345 services
  2. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)222 services
  3. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)127 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)122 services
  5. Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit (G0438)18 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 pressure59%
  • Arthritis36%
  • Ischemic heart disease31%
  • Diabetes25%
  • Anxiety20%

Hospitals where Wallace L. Fritz works

Medicare's Facility Affiliation Data lists Wallace L. Fritz 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 Wallace L. Fritz is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Wallace L. Fritz as a member of this group (CMS data updated October 2, 2026).

  • Sanford Medical Center857 clinicians in the group

Specialties

Find other Family Practice doctors in South Dakota →

Other family doctors in Sioux Falls

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

All family doctors 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 year2009 (17 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1114169646
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