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

Internal Medicine

Kristy T. Duggan, MD

Works at hospitals in Hendersonville, NC · Asheville, NC · North Carolina

Summary

Dr. Kristy T. Duggan, MD is an internal medicine doctor at 100 Hospital Dr, Hendersonville, NC 28792. Phone: (828) 681-2420. Accepts Medicare assignment. In 2024, Kristy T. Duggan had 19 Original Medicare patients and 38 services. NPI 1104211390. 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 Kristy T. Duggan, 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 Kristy T. Duggan accept Medicare assignment?
Yes. Medicare's clinician data says Kristy T. Duggan 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 Kristy T. Duggan see?
In 2024, CMS data shows 19 Original Medicare patients and 38 services for Kristy T. Duggan. This counts Original Medicare only and measures volume, not quality.
What is Kristy T. Duggan's NPI number?
1104211390. 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 Kristy T. Duggan, 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 patients19
Services billed to Medicare38
Different services or procedures6
Participating Medicare providerYes
Average age of these patients80

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)19 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%
  • Arthritis63%
  • Atrial fibrillation58%

Hospitals where Kristy T. Duggan works

Medicare's Facility Affiliation Data lists Kristy T. Duggan 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 Kristy T. Duggan is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kristy T. Duggan as a member of this group (CMS data updated October 2, 2026).

  • Fletcher Hospital Inc305 clinicians in the group

Specialties

Find other Internal Medicine doctors in North Carolina →

Other internal medicine doctors in Hendersonville

Clinicians with the same Medicare primary specialty in Hendersonville, NC — not a recommendation.

All internal medicine doctors in Hendersonville →

Other clinicians in Fletcher Hospital Inc

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

Clinician information

CredentialMD
Graduation year2015 (11 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1104211390
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