Doctor profile · Federal record

Dr. John Guyton, M.D.

Endocrinology, Diabetes & Metabolism Physician · Durham, NC

  • NPI 1861574063
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4101 N Roxboro St
Durham, NC 277042121
(919) 684-8111

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
June 21, 2013
Specialty taxonomy
207RE0101X — NUCC code
State license (1)
North Carolina #36193
Medicaid
NC #8937981

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861574063. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
54
Distinct HCPCS
2
Medicare allowed
$3,770
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 42 41 $63
99214 Established patient office or other outpatient visit, 30-39 minutes 12 12 $93

In context: peer comparison

Among 12 peers in Durham Endocrinology, Diabetes & Metabolism Physician, average services per provider: 97. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, INC. 1 $125.00

By nature of payment

Food and Beverage
$125

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
339
Patients
93
Total drug cost
$161,682
Drug Type Claims Patients Total cost
Ezetimibe Generic 106 40 $3,709
Repatha Sureclick (Evolocumab) Brand 87 27 $114,731
Rosuvastatin Calcium Generic 64 26 $816
Praluent Pen (Alirocumab) Brand 32 0 $38,271
Metformin Hcl Generic 20 0 $252
Colesevelam Hcl Generic 16 0 $3,485
Atorvastatin Calcium Generic 14 0 $419

Frequently asked questions

Auto-generated from federal data
What is Dr. John Guyton's medical specialty?
Dr. John Guyton practices Endocrinology, Diabetes & Metabolism Physician in Durham, NC.
Where does Dr. John Guyton practice?
Dr. John Guyton practices at 4101 N Roxboro St, Durham, NC 277042121. Office phone: 9196848111.
What is Dr. John Guyton's NPI?
Dr. John Guyton's National Provider Identifier (NPI) is 1861574063, issued by NPPES.
What procedures does Dr. John Guyton commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.