Doctor profile · Federal record

Dr. Marilyn King, MD

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Clearwater, FL

  • NPI 1821087594
  • Accepts Medicare
  • 27 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
455 Pinellas St, Ste 400
Clearwater, FL 337563354
(727) 445-1911
fax (727) 445-1986

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
October 5, 2016
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Florida #ME93190
Medicaid
FL #272730700

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821087594. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
18,733
Distinct HCPCS
10
Medicare allowed
$759,471
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 12,425 113 $0
99214 Established patient office or other outpatient visit, 30-39 minutes 1,058 746 $125
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 701 578 $8
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 689 602 $14
J2785 Injection, regadenoson, 0.1 mg 612 153 $51
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 416 186 $78
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 313 312 $187
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 262 182 $22
85610 Blood test, clotting time 242 148 $4
A9555 Rubidium rb-82, diagnostic, per study dose, up to 60 millicuries 206 103 $385

In context: peer comparison

Among 6 peers in this city , average services per provider: 410. This provider delivers 46× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$102
Transactions
6
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
E.R. Squibb & Sons, L.L.C. 2 $31.59
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $22.05
Amgen Inc. 1 $17.59
Boston Scientific Corporation 1 $16.69
AstraZeneca Pharmaceuticals LP 1 $13.66

By nature of payment

Food and Beverage
$102

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,511
Patients
1,487
Total drug cost
$705,969
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 506 167 $6,924
Metoprolol Succinate Generic 498 166 $10,363
Metoprolol Tartrate Generic 462 149 $3,543
Amlodipine Besylate Generic 367 131 $2,285
Rosuvastatin Calcium Generic 303 97 $4,912
Losartan Potassium Generic 292 91 $4,347
Carvedilol Generic 286 89 $3,307
Eliquis (Apixaban) Brand 286 94 $380,855
Clopidogrel (Clopidogrel Bisulfate) Brand 279 88 $3,854
Furosemide Generic 243 90 $1,347

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marilyn King's medical specialty?
Dr. Marilyn King practices Cardiovascular Disease Physician in Clearwater, FL.
Where does Dr. Marilyn King practice?
Dr. Marilyn King practices at 455 Pinellas St, Clearwater, FL 337563354. Office phone: 7274451911.
What is Dr. Marilyn King's NPI?
Dr. Marilyn King's National Provider Identifier (NPI) is 1821087594, issued by NPPES.
Does Dr. Marilyn King accept Medicare assignment?
Yes. Dr. Marilyn King accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marilyn King commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.