Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Internal Medicine

Chad B. Hanna, MD

Works at hospitals in Rapid City, SD · Spearfish, SD · Sturgis, SD · South Dakota

Summary

Dr. Chad B. Hanna, MD is an internal medicine doctor at 353 Fairmont Blvd, Rapid City, SD 57701. Phone: (605) 755-1000. Accepts Medicare assignment. In 2024, Chad B. Hanna had 197 Original Medicare patients and 663 services. NPI 1568488021. 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 Chad B. Hanna, 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 Chad B. Hanna accept Medicare assignment?
Yes. Medicare's clinician data says Chad B. Hanna 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 Chad B. Hanna see?
In 2024, CMS data shows 197 Original Medicare patients and 663 services for Chad B. Hanna. This counts Original Medicare only and measures volume, not quality.
What is Chad B. Hanna's NPI number?
1568488021. 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 Chad B. Hanna, 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 patients197
Services billed to Medicare663
Different services or procedures8
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)319 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)182 services
  3. Hospital discharge day management, more than 30 minutes (99239)123 services
  4. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)25 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 blood pressure75%
  • High cholesterol75%
  • Arthritis52%
  • Diabetes44%
  • Heart failure42%
  • Ischemic heart disease40%

Hospitals where Chad B. Hanna works

Medicare's Facility Affiliation Data lists Chad B. Hanna 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 Chad B. Hanna is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Chad B. Hanna as a member of this group (CMS data updated October 2, 2026).

  • Monument Health Rapid City Hospital Inc564 clinicians in the group

Specialties

Find other Internal Medicine doctors in South Dakota →

Other internal medicine doctors in Rapid City

Clinicians with the same Medicare primary specialty in Rapid City, SD — not a recommendation.

All internal medicine doctors in Rapid City →

Other clinicians in Monument Health Rapid City Hospital Inc

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 year1993 (33 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1568488021
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