Doctor profile · Federal record

Dr. Charles Gainor, MD

Family Medicine Physician (CMS: Family Practice) · Pain Medicine Physician · Winston Salem, NC

  • NPI 1881648186
  • Accepts Medicare
  • MIPS 81.7 / 100 · 2023
  • 42 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
5093 University Pkwy
Winston Salem, NC 271066085
(336) 883-0029
Additional location
1103 W D St
North Wilkesboro, NC 286594141
fax (336) 883-0867
Additional location
1908 Caudle Dr Ste 105
Mount Airy, NC 270304322
fax (336) 883-0867
Mailing address
645 N Main St
High Point, NC 272605017

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
July 19, 2024
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
North Carolina #29268
Medicaid
NC #8934318

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881648186. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
218
Distinct HCPCS
6
Medicare allowed
$18,963
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 88 40 $84
80307 Testing for presence of drug, by chemistry analyzers 63 37 $60
G0480 Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms 27 21 $103
G0481 Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms 17 13 $153
99214 Established patient office or other outpatient visit, 30-39 minutes 12 12 $109
99203 New patient office or other outpatient visit, 30-44 minutes 11 11 $100

In context: peer comparison

Among 50 peers in this city , average services per provider: 86. This provider delivers 2.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$891
Transactions
62
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 21 $230.73
PFIZER INC. 13 $154.85
Lilly USA, LLC 4 $73.48
Corium, LLC 5 $71.52
Novo Nordisk Inc 4 $70.45
AstraZeneca Pharmaceuticals LP 2 $49.29
Otsuka America Pharmaceutical, Inc. 2 $43.97
Collegium Pharmaceutical, Inc. 2 $38.39
Forte Bio-Pharma LLC 2 $35.44
Lundbeck LLC 2 $34.97
SCILEX PHARMACEUTICALS INC. 1 $23.91
Exact Sciences Corporation 1 $17.57
Ardelyx, Inc. 1 $16.99
GlaxoSmithKline, LLC. 1 $15.53
Vanda Pharmaceuticals Inc. 1 $13.75

By nature of payment

Food and Beverage
$891

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
864
Patients
383
Total drug cost
$39,815
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 228 104 $6,213
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 123 45 $3,544
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 93 41 $3,655
Gabapentin Generic 80 37 $1,249
Cyclobenzaprine Hcl Generic 60 26 $656
Pregabalin Generic 57 23 $2,068
Tizanidine Hcl Generic 36 15 $459
Tramadol Hcl Generic 35 14 $377
Prednisone Generic 31 23 $243
Xtampza Er (Oxycodone Myristate) Brand 30 13 $16,311

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Gainor's medical specialty?
Dr. Charles Gainor practices Family Medicine Physician in Winston Salem, NC.
Where does Dr. Charles Gainor practice?
Dr. Charles Gainor practices at 5093 University Pkwy, Winston Salem, NC 271066085. Office phone: 3368830029.
What is Dr. Charles Gainor's NPI?
Dr. Charles Gainor's National Provider Identifier (NPI) is 1881648186, issued by NPPES.
Does Dr. Charles Gainor accept Medicare assignment?
Yes. Dr. Charles Gainor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Gainor commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Testing for presence of drug, by chemistry analyzers (HCPCS 80307); Drug test(s), definitive, utilizing (1) drug identification methods able to identify individual drugs and distinguish between structural isomers (but not necessarily stereoisomers), including, but not limited to gc/ms (any type, single or tandem) and lc/ms (HCPCS G0480). Source: CMS Medicare Physician & Other Practitioners file.