Doctor profile · Federal record

Dr. Rosanna Walker, DNP

Nurse Practitioner · Greenwood, SC

  • NPI 1306458237
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
408 W Alexander Ave
Greenwood, SC 296464031
(864) 227-9393
fax (864) 227-9377

Credentials & registration

NPPES · NUCC
NPI registered
August 2020 — 6 yrs on file
Profile last updated
September 7, 2020
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
South Carolina #24221

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1306458237. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
66
Distinct HCPCS
2
Medicare allowed
$5,778
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 36 35 $140
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th 30 22 $25

In context: peer comparison

Among 8 peers in Greenwood Nurse Practitioner, average services per provider: 147. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$144
Transactions
6
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Lundbeck LLC 2 $66.71
Eisai INC. 1 $24.72
Novartis Pharmaceuticals Corporation 1 $23.19
GlaxoSmithKline, LLC. 1 $15.83
AstraZeneca Pharmaceuticals Lp 1 $13.55

By nature of payment

Food and Beverage
$144

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
421
Patients
302
Total drug cost
$9,152
Drug Type Claims Patients Total cost
Prednisone Generic 59 53 $252
Omeprazole Generic 35 26 $349
Losartan Potassium Generic 31 19 $394
Fluticasone Propionate Generic 29 25 $343
Lisinopril Generic 28 22 $210
Meloxicam Generic 28 21 $121
Amlodipine Besylate Generic 27 18 $164
Oxycodone Hcl Generic 27 0 $4,908
Levothyroxine Sodium Generic 26 18 $432
Atorvastatin Calcium Generic 24 17 $501

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Rosanna Walker's medical specialty?
Dr. Rosanna Walker practices Nurse Practitioner in Greenwood, SC.
Where does Dr. Rosanna Walker practice?
Dr. Rosanna Walker practices at 408 W Alexander Ave, Greenwood, SC 296464031. Office phone: 8642279393.
What is Dr. Rosanna Walker's NPI?
Dr. Rosanna Walker's National Provider Identifier (NPI) is 1306458237, issued by NPPES.
Does Dr. Rosanna Walker accept Medicare assignment?
Yes. Dr. Rosanna Walker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rosanna Walker commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th (HCPCS G0316). Source: CMS Medicare Physician & Other Practitioners file.