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

Dermatology

Lycia C. Thornburg, MD

Works at hospitals in Rapid City, SD · South Dakota

Summary

Dr. Lycia C. Thornburg, MD is a dermatologist at 3535 5th St, Rapid City, SD 57701. Phone: (605) 301-2661. Accepts Medicare assignment. In 2024, Lycia C. Thornburg had 775 Original Medicare patients and 5,726 services. NPI 1619904067. 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: Dermatologist (Medicare lists Dermatology)
  • Address: 3535 5th St, Rapid City, SD 57701 · Directions
  • Phone: (605) 301‑2661
  • Medicare: Accepts Medicare assignment
  • Hospital: Monument Health Rapid City Hospital
  • Group practice: Lycia C Thornburg MD PC
  • Medical school: Medical College Of Wisconsin · graduated 1999 (27 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Lycia C. Thornburg, 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 Lycia C. Thornburg accept Medicare assignment?
Yes. Medicare's clinician data says Lycia C. Thornburg 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 Lycia C. Thornburg see?
In 2024, CMS data shows 775 Original Medicare patients and 5,726 services for Lycia C. Thornburg. This counts Original Medicare only and measures volume, not quality.
What is Lycia C. Thornburg's NPI number?
1619904067. 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 Lycia C. Thornburg, 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 patients775
Services billed to Medicare5,726
Different services or procedures53
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Destruction of precancer skin growth, 2-14 growths (17003)1,903 services
  2. Pathology examination of tissue using a microscope, intermediate complexity (88305)850 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)543 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)496 services
  5. Destruction of precancer skin growth, 1 growth (17000)482 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 cholesterol69%
  • High blood pressure57%
  • Arthritis43%
  • Osteoporosis22%
  • Ischemic heart disease15%
  • Diabetes14%

Hospitals where Lycia C. Thornburg works

Medicare's Facility Affiliation Data lists Lycia C. Thornburg 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 Lycia C. Thornburg is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Lycia C. Thornburg as a member of this group (CMS data updated October 2, 2026).

  • Lycia C Thornburg MD PC2 clinicians in the group

Specialties

Find other Dermatology doctors in South Dakota →

Other dermatologists in Rapid City

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

All dermatologists in Rapid City →

Other clinicians in Lycia C Thornburg MD PC

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

Clinician information

CredentialMD
Medical schoolMedical College Of Wisconsin
Graduation year1999 (27 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1619904067
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