Doctor profile · Federal record

Dr. Eric Willoughby, FNP-BC

Family Nurse Practitioner (CMS: Nurse Practitioner) · Nurse Practitioner · Nurse Practitioner · Cheraw, SC

  • NPI 1598802738
  • Accepts Medicare
  • 36 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
415 Market St
Cheraw, SC 295202636
(843) 213-6170
fax (843) 450-0782
Mailing address
206 McIver St
Cheraw, SC 295201737

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
July 15, 2025
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State licenses (2)
South Carolina #22477 · Missouri #2004000163
Medicaid (2)
MO #1598802738 · SC #NP5786

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598802738. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,099
Distinct HCPCS
10
Medicare allowed
$34,367
HCPCS Description Services Patients Avg allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 538 69 $1
99213 Established patient office or other outpatient visit, 20-29 minutes 183 109 $72
20610 Aspiration and/or injection of fluid from large joint 153 60 $60
99214 Established patient office or other outpatient visit, 30-39 minutes 51 42 $99
73502 X-ray of hip, 2-3 views 35 22 $36
73562 X-ray of knee, 3 views 32 27 $32
73610 X-ray of ankle, minimum of 3 views 29 14 $28
73030 X-ray of shoulder, minimum of 2 views 28 11 $27
73560 X-ray of knee, 1-2 views 23 21 $27
99212 Established patient office or other outpatient visit, 10-19 minutes 15 14 $45

In context: peer comparison

Among 6 peers in this city , average services per provider: 252. This provider delivers 4.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
794
Patients
402
Total drug cost
$6,580
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 222 114 $2,127
Meloxicam Generic 212 111 $801
Acetaminophen-Codeine (Acetaminophen With Codeine) Brand 117 71 $865
Tramadol Hcl Generic 70 39 $236
Tizanidine Hcl Generic 61 33 $345
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 31 23 $264
Gabapentin Generic 26 0 $478
Celecoxib Generic 22 11 $396
Diclofenac Sodium Generic 22 0 $910
Ibuprofen Generic 11 0 $159

Frequently asked questions

Auto-generated from federal data
What is Dr. Eric Willoughby's medical specialty?
Dr. Eric Willoughby practices Family Nurse Practitioner in Cheraw, SC.
Where does Dr. Eric Willoughby practice?
Dr. Eric Willoughby practices at 415 Market St, Cheraw, SC 295202636. Office phone: 8432136170.
What is Dr. Eric Willoughby's NPI?
Dr. Eric Willoughby's National Provider Identifier (NPI) is 1598802738, issued by NPPES.
Does Dr. Eric Willoughby accept Medicare assignment?
Yes. Dr. Eric Willoughby accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eric Willoughby commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99213); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.