Doctor profile · Federal record

Dr. Argyris Zachariou, MD

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Lexington, KY

  • NPI 1144857558
  • Accepts Medicare
  • MIPS 60.7 / 100 · 2023
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
900 S Limestone Ctw 304
Lexington, KY 405360001
(859) 323-9918

Credentials & registration

NPPES · NUCC
NPI registered
March 2020 — 6 yrs on file
Profile last updated
April 5, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
South Carolina #89430

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144857558. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
355
Distinct HCPCS
4
Medicare allowed
$32,193
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 234 103 $75
99239 Hospital discharge day management, more than 30 minutes 65 64 $108
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 32 14 $113
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 24 24 $165

In context: peer comparison

Among 73 peers in Lexington Internal Medicine Physician, average services per provider: 117. This provider delivers 3.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$117
Transactions
6
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, INC 3 $54.13
Zoll Services LLC (A/K/A Zoll LifeCor Corp) 1 $25.00
Merck Sharp & Dohme LLC 1 $22.85
Pfizer INC. 1 $14.70

By nature of payment

Food and Beverage
$117

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
227
Patients
68
Total drug cost
$24,077
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 43 22 $696
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 27 0 $1,151
Amlodipine Besylate Generic 26 12 $249
Carvedilol Generic 23 0 $269
Furosemide Generic 23 11 $37
Lisinopril Generic 21 11 $151
Entresto (Sacubitril/Valsartan) Brand 18 0 $13,520
Farxiga (Dapagliflozin Propanediol) Brand 12 0 $7,329
Prednisone Generic 12 12 $87
Duloxetine Hcl Generic 11 0 $442

Frequently asked questions

Auto-generated from federal data
What is Dr. Argyris Zachariou's medical specialty?
Dr. Argyris Zachariou practices Internal Medicine Physician in Lexington, KY.
Where does Dr. Argyris Zachariou practice?
Dr. Argyris Zachariou practices at 900 S Limestone Ctw 304, Lexington, KY 405360001. Office phone: 8593239918.
What is Dr. Argyris Zachariou's NPI?
Dr. Argyris Zachariou's National Provider Identifier (NPI) is 1144857558, issued by NPPES.
Does Dr. Argyris Zachariou accept Medicare assignment?
Yes. Dr. Argyris Zachariou accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Argyris Zachariou commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.