Doctor profile · Federal record

Dr. Katherine Barnes, APRN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Columbia, SC

  • NPI 1851021661
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
111 Doctor Cir
Columbia, SC 292036502
(800) 491-0909

Credentials & registration

NPPES · NUCC
NPI registered
June 2022 — 4 yrs on file
Profile last updated
October 31, 2022
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
South Carolina #26212 · South Carolina #245836

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851021661. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
758
Distinct HCPCS
6
Medicare allowed
$65,503
HCPCS Description Services Patients Avg allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 464 107 $103
99489 Complex chronic care management services for two or more chronic conditions, each additional 60 minutes of clinical staff time directed by health care professional, per calendar month 190 25 $54
99487 Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month 39 25 $95
99497 Advance care planning, first 30 minutes 28 26 $67
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 19 16 $62
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 18 13 $50

In context: peer comparison

Among 148 peers in Columbia Family Nurse Practitioner, average services per provider: 154. This provider delivers 4.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,027
Patients
299
Total drug cost
$12,727
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 161 51 $1,689
Levothyroxine Sodium Generic 89 25 $1,224
Gabapentin Generic 83 31 $1,602
Escitalopram Oxalate Generic 70 20 $561
Amlodipine Besylate Generic 69 26 $244
Tamsulosin Hcl Generic 64 16 $748
Omeprazole Generic 60 19 $836
Quetiapine Fumarate Generic 59 19 $877
Alprazolam Generic 58 0 $479
Duloxetine Hcl Generic 57 12 $1,444

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Barnes's medical specialty?
Dr. Katherine Barnes practices Family Nurse Practitioner in Columbia, SC.
Where does Dr. Katherine Barnes practice?
Dr. Katherine Barnes practices at 111 Doctor Cir, Columbia, SC 292036502. Office phone: 8004910909.
What is Dr. Katherine Barnes's NPI?
Dr. Katherine Barnes's National Provider Identifier (NPI) is 1851021661, issued by NPPES.
Does Dr. Katherine Barnes accept Medicare assignment?
Yes. Dr. Katherine Barnes accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Barnes commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Complex chronic care management services for two or more chronic conditions (HCPCS 99489); Complex chronic care management services for two or more chronic conditions (HCPCS 99487). Source: CMS Medicare Physician & Other Practitioners file.