Quick answers
- Does Korey R. Graettinger accept Medicare assignment?
- Yes. Medicare's clinician data says Korey R. Graettinger 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 Korey R. Graettinger see?
- In 2024, CMS data shows 282 Original Medicare patients and 582 services for Korey R. Graettinger. This counts Original Medicare only and measures volume, not quality.
- What is Korey R. Graettinger's NPI number?
- 1497997209. 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 Korey R. Graettinger, 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 patients | 282 |
|---|---|
| Services billed to Medicare | 582 |
| Different services or procedures | 11 |
| Participating Medicare provider | Yes |
| Average age of these patients | 77 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)252 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)187 services
- Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)53 services
- Hospital discharge day management, 30 minutes or less (99238)44 services
- Telephone medical discussion with physician, 5-10 minutes (99441)22 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%
- Atrial fibrillation75%
- Ischemic heart disease61%
- Heart failure56%
- Arthritis54%
Hospitals where Korey R. Graettinger works
Medicare's Facility Affiliation Data lists Korey R. Graettinger 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.
- Anmed HealthAnderson, SC · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 420027
Practice locations
Addresses where Korey R. Graettinger is enrolled with Medicare (CMS data updated October 2, 2026).
- 800 N Fant StAnderson, SC 29621 (864) 512‑3076
Group practices
Medicare enrollment lists Korey R. Graettinger as a member of this group (CMS data updated October 2, 2026).
- Anmed Health344 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Anderson
Clinicians with the same Medicare primary specialty in Anderson, SC — not a recommendation.
Other clinicians in Anmed Health
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2020 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1497997209 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians