Doctor profile · Federal record

Dr. Casey Prenger, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Sylva, NC

  • NPI 1578764684
  • Accepts Medicare
  • MIPS 90.7 / 100 · 2023
  • 21 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
68 Hospital RD
Sylva, NC 287792722
(828) 586-7428
fax (828) 586-7427
Mailing address
Po Box 149
Sylva, NC 287790149

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
November 17, 2016
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
North Carolina #200901153 · Ohio #57010017

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578764684. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
518
Distinct HCPCS
5
Medicare allowed
$73,076
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 209 87 $114
99291 Critical care, first 30-74 minutes 142 61 $203
99239 Hospital discharge day management, more than 30 minutes 68 63 $109
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 62 62 $165
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 37 27 $75

In context: peer comparison

Among 5 peers in this city , average services per provider: 132. This provider delivers 3.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
34
Patients
32
Total drug cost
$241
Drug Type Claims Patients Total cost
Prednisone Generic 18 16 $65
Cefdinir Generic 16 16 $176

Frequently asked questions

Auto-generated from federal data
What is Dr. Casey Prenger's medical specialty?
Dr. Casey Prenger practices Internal Medicine Physician in Sylva, NC.
Where does Dr. Casey Prenger practice?
Dr. Casey Prenger practices at 68 Hospital RD, Sylva, NC 287792722. Office phone: 8285867428.
What is Dr. Casey Prenger's NPI?
Dr. Casey Prenger's National Provider Identifier (NPI) is 1578764684, issued by NPPES.
Does Dr. Casey Prenger accept Medicare assignment?
Yes. Dr. Casey Prenger accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Casey Prenger commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Critical care (HCPCS 99291); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.