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

Medical Oncology

Karyn M. Dyehouse, MD

Works at hospitals in Anderson, SC · Easley, SC · Greenville, SC … · South Carolina

Summary

Dr. Karyn M. Dyehouse, MD is an oncologist at 131 Lila Doyle Dr, Seneca, SC 29672. Phone: (864) 888-3717. Accepts Medicare assignment. In 2024, Karyn M. Dyehouse had 578 Original Medicare patients and 2,486 services. NPI 1649297094. 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 Karyn M. Dyehouse, 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 Karyn M. Dyehouse accept Medicare assignment?
Yes. Medicare's clinician data says Karyn M. Dyehouse 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 Karyn M. Dyehouse see?
In 2024, CMS data shows 578 Original Medicare patients and 2,486 services for Karyn M. Dyehouse. This counts Original Medicare only and measures volume, not quality.
What is Karyn M. Dyehouse's NPI number?
1649297094. 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 Karyn M. Dyehouse, 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 patients578
Services billed to Medicare2,486
Different services or procedures11
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. 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)1,064 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)654 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)554 services
  4. Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)96 services
  5. New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)73 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 cholesterol74%
  • Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)61%
  • Arthritis42%
  • Chronic kidney disease32%
  • Diabetes29%

Hospitals where Karyn M. Dyehouse works

Medicare's Facility Affiliation Data lists Karyn M. Dyehouse 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 Karyn M. Dyehouse is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • Prisma Health University Medical Group2,493 clinicians in the group

Specialties

Find other Medical Oncology doctors in South Carolina →

Other oncologists in South Carolina

Clinicians with the same Medicare primary specialty in South Carolina — not a recommendation.

All oncologists in South Carolina →

Other clinicians in Prisma Health University Medical Group

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

Clinician information

CredentialMD
Medical schoolUniversity Of Cincinnati College Of Medicine
Graduation year2001 (25 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1649297094
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