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

Internal Medicine

Natalie A. Kelsey, MD

Works at hospitals in Anderson, SC · Pickens, SC · Greenville, SC · South Carolina

Summary

Dr. Natalie A. Kelsey, MD is an internal medicine doctor at 800 N Fant St, Anderson, SC 29621. Phone: (864) 512-3076. Accepts Medicare assignment. In 2024, Natalie A. Kelsey had 1,650 Original Medicare patients and 3,355 services. NPI 1801281829. 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 Natalie A. Kelsey, 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 Natalie A. Kelsey accept Medicare assignment?
Yes. Medicare's clinician data says Natalie A. Kelsey 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 Natalie A. Kelsey see?
In 2024, CMS data shows 1,650 Original Medicare patients and 3,355 services for Natalie A. Kelsey. This counts Original Medicare only and measures volume, not quality.
What is Natalie A. Kelsey's NPI number?
1801281829. 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 Natalie A. Kelsey, 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 patients1,650
Services billed to Medicare3,355
Different services or procedures63
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)850 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)356 services
  3. Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)318 services
  4. 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)224 services
  5. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)176 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%
  • Ischemic heart disease54%
  • Arthritis48%
  • Diabetes40%
  • Atrial fibrillation39%

Hospitals where Natalie A. Kelsey works

Medicare's Facility Affiliation Data lists Natalie A. Kelsey 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 Natalie A. Kelsey is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Natalie A. Kelsey as a member of this group (CMS data updated October 2, 2026).

  • Anmed Health344 clinicians in the group

Specialties

Find other Internal Medicine doctors in South Carolina →

Other internal medicine doctors in Anderson

Clinicians with the same Medicare primary specialty in Anderson, SC — not a recommendation.

All internal medicine doctors in Anderson →

Other clinicians in Anmed Health

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)1801281829
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