Doctor profile · Federal record

Dr. Thomas Zolkos, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Parrish, FL

  • NPI 1174593289
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10050 US Highway 301 N
Parrish, FL 342198493
(941) 721-1900
fax (941) 721-3600

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
May 19, 2025
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Florida #ME104700

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174593289. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,037
Distinct HCPCS
10
Medicare allowed
$94,646
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 316 151 $125
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 146 20 $73
99213 Established patient office or other outpatient visit, 20-29 minutes 107 77 $85
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 70 26 $105
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 68 63 $14
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 67 67 $126
G0442 Annual alcohol misuse screening, 5 to 15 minutes 61 61 $18
G0444 Annual depression screening, 5 to 15 minutes 58 58 $18
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 43 29 $172
99239 Hospital discharge day management, more than 30 minutes 40 29 $108

In context: peer comparison

Among 3 peers in Parrish Internal Medicine Physician, average services per provider: 75. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$245
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $150.00
Boston Scientific Corporation 1 $94.64

By nature of payment

Food and Beverage
$245

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,163
Patients
571
Total drug cost
$90,630
Drug Type Claims Patients Total cost
Abrysvo (Rsv Vacc, Pref A and Pref B/Pf) Brand 184 184 $60,681
Atorvastatin Calcium Generic 118 43 $1,464
Lisinopril Generic 101 39 $618
Shingrix (Varicella-Zoster Ge/As01b/Pf) Brand 100 70 $21,121
Amlodipine Besylate Generic 93 33 $523
Levothyroxine Sodium Generic 92 28 $1,061
Metformin Hcl Generic 79 30 $415
Simvastatin Generic 64 20 $270
Hydrochlorothiazide Generic 61 22 $197
Rosuvastatin Calcium Generic 53 20 $1,059

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Zolkos's medical specialty?
Dr. Thomas Zolkos practices Internal Medicine Physician in Parrish, FL.
Where does Dr. Thomas Zolkos practice?
Dr. Thomas Zolkos practices at 10050 US Highway 301 N, Parrish, FL 342198493. Office phone: 9417211900.
What is Dr. Thomas Zolkos's NPI?
Dr. Thomas Zolkos's National Provider Identifier (NPI) is 1174593289, issued by NPPES.
Does Dr. Thomas Zolkos accept Medicare assignment?
Yes. Dr. Thomas Zolkos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Zolkos commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.