Doctor profile · Federal record

Dr. Charles Mills, MD

Rheumatology Physician (CMS: Internal Medicine) · Farmington, AR

  • NPI 1689659674
  • Accepts Medicare
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3150 E Heritage Pkwy
Farmington, AR 727305529
(479) 400-1140
fax (479) 400-1151
Mailing address
Po Box 497
Augusta, AR 720060497

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
June 20, 2022
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
Arkansas #E-5405
Medicaid
AR #168263001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689659674. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,007
Transactions
55
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 17 $336.80
ABBVIE INC. 18 $273.55
GlaxoSmithKline, LLC. 5 $114.66
UCB, Inc. 5 $97.32
PFIZER INC. 4 $78.87
Fresenius Kabi USA, LLC 4 $69.29
Lilly USA, LLC 2 $36.89

By nature of payment

Food and Beverage
$1,007

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,572
Patients
392
Total drug cost
$1,153,401
Drug Type Claims Patients Total cost
Prednisone Generic 404 109 $3,923
Methotrexate (Methotrexate Sodium) Brand 394 102 $12,580
Hydroxychloroquine Sulfate Generic 234 69 $19,336
Leflunomide Generic 88 26 $7,109
Humira(Cf) Pen (Adalimumab) Brand 67 0 $498,874
Gabapentin Generic 66 19 $1,329
Rinvoq (Upadacitinib) Brand 63 14 $462,328
Folic Acid Generic 53 16 $248
Cyclobenzaprine Hcl Generic 37 15 $342
Azathioprine Generic 30 0 $1,066

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Mills's medical specialty?
Dr. Charles Mills practices Rheumatology Physician in Farmington, AR.
Where does Dr. Charles Mills practice?
Dr. Charles Mills practices at 3150 E Heritage Pkwy, Farmington, AR 727305529. Office phone: 4794001140.
What is Dr. Charles Mills's NPI?
Dr. Charles Mills's National Provider Identifier (NPI) is 1689659674, issued by NPPES.
Does Dr. Charles Mills accept Medicare assignment?
Yes. Dr. Charles Mills accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.