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Edit this profileAt a glance
- 455 Pinellas St, Ste 400, Clearwater, FL 33756
About Dr. King
Marilyn Y. King, MD practices cardiovascular disease in Clearwater, FL. Marilyn is a 1999 graduate of Harvard Medical School. According to Medicare claims data, Marilyn cared for 3,966 Medicare patients across 17,053 services. The services billed most often include low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report. The provider's National Provider Identifier (NPI) is 1821087594.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (727) 445-1911
- Email not available
Practice Locations
455 PINELLAS ST STE 400
Clearwater, FL 33756
Conditions Commonly Evaluated or Treated
Within Cardiovascular Disease generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Coronary and ischemic heart disease
Heart failure and cardiomyopathy
Heart rhythm
Symptoms and functional disorders
Valve and structural heart
Vascular and risk factors
Artery & vascular
Heart inflammation
Heart muscle
Heart valves
Vascular disease
Procedures & services
Most searched procedures
Office and noninvasive testing
Advanced imaging
Consultations
Diagnostic testing
Diagnostics
Heart devices
- Biventricular Pacemaker (Cardiac Resynchronization Therapy)
- Implantable Loop Recorder (Cardiac Monitor Implant)
Heart imaging
Heart procedures
Heart rhythm procedures
Imaging
Implants
Recovery & rehabilitation
Vascular imaging
Procedures Most Often Billed to Medicare
17,053 services · 3,966 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Ct scan of blood vessels of chest with contrast | Imaging | 71275 |
117 | More often than most peers in Cardiovascular Disease |
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
83 | More often than most peers in Cardiovascular Disease |
| Nuclear medicine studies of blood flow in heart muscle at rest and with stress | Imaging | 78492 |
63 | As often as other peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
687 | More often than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
356 | As often as other peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
306 | More often than most peers in Cardiovascular Disease |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | Treatment | 93015 |
165 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
156 | More often than most peers in Cardiovascular Disease |
| Electrocardiogram (ecg) 2-day continuous with review and report by health care professional | Treatment | 93224 |
59 | More often than most peers in Cardiovascular Disease |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
54 | As often as other peers in Cardiovascular Disease |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other cardiologists at this location 8
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 24 related providers in 4 groups
Other cardiologists in Clearwater 4
Same specialty, same city.
Trained at Harvard Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1999 at Harvard Medical School 7
Providers who graduated from the same medical school in the same year.
Also performs Ct scan of blood vessels of chest with contrast 5
Providers in FL who bill this service to Medicare most often.
Common questions
What is Dr. King's specialty?
Dr. King is a cardiologist in Clearwater, FL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
Where can I find Dr. King?
Dr. King is listed at 455 Pinellas St Ste 400, Clearwater, FL 33756. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. King?
The number on file is (727) 445-1911. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. King's NPI number?
Dr. King's National Provider Identifier is 1821087594. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. King's medical education?
Dr. King attended Harvard Medical School, graduating in 1999. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. King been practicing?
Dr. King has 27 years experience. Calculated from a graduation year of 1999, reported in the CMS National Downloadable File.
CMS public data
What is Dr. King known for?
According to Medicare billing data, Dr. King performs imaging including ct scan of blood vessels of chest with contrast and nuclear medicine studies of heart muscle at rest and with stress and spect; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. King confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. King. If this is you, claiming it is free.
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