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Edit this profileAt a glance
- 10 Hospital Dr Ste 100, Saint Peters, MO 63376
About Dr. Westerfield
Diana L. Westerfield, D.O. practices cardiovascular disease in Saint Peters, MO. Diana is a 1992 graduate of At Still University of Health Sciences, College of Osteo Med, Kirksville. Medicare claims data shows Diana provided 1,484 services to 1,103 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days, and evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days. The provider's National Provider Identifier (NPI) is 1962440883.
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
- (636) 916-7272
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
10 HOSPITAL DR STE 100
Saint Peters, MO 63376
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
Specialized cardiovascular care
- Heart problems related to cancer treatment
- Heart transplant follow-up
Most searched conditions
Coronary and ischemic heart disease
Heart failure and cardiomyopathy
Heart rhythm
Symptoms and functional disorders
Valve and structural heart
- Aortic stenosis
- Mitral regurgitation
- Mitral valve prolapse
- Patent foramen ovale
Vascular and risk factors
- Aortic aneurysm
- Carotid artery disease
- Familial hypercholesterolemia
- Resistant hypertension
Artery & vascular
- Peripheral Artery Disease (PAD)
Heart inflammation
- Pericarditis (Heart Sac Inflammation)
Heart muscle
Heart valves
Vascular disease
Procedures & services
Advanced imaging
- Cardiac computed tomography
- Coronary artery calcium scan
- Transesophageal echocardiogram
- Cardiac magnetic resonance imaging
- Nuclear cardiac stress imaging
Catheter-based diagnosis and treatment
- Left heart catheterization
Heart & circulation
- Heart failure symptom monitoring
Life Support
Office and noninvasive testing
- Cardiology consultation
- Exercise stress test
- Pharmacologic cardiac stress test
- Stress echocardiogram
- Transthoracic echocardiogram
- Ambulatory blood-pressure monitoring
Structural heart
- Atrial septal defect closure
Most searched procedures
- Echocardiogram
- EKG
- Heart monitor
- Heart stent
- Pacemaker surgery
- Stress test
Consultations
- Preventive Cardiology Consultation
Diagnostic testing
Diagnostics
- Electrophysiology Study (EP Study)
Heart devices
- Biventricular Pacemaker (Cardiac Resynchronization Therapy)
- Implantable Loop Recorder (Cardiac Monitor Implant)
Heart imaging
- Heart CT Scan (Cardiac CT)
Heart procedures
Heart rhythm procedures
- Radiofrequency ablation
Imaging
- Heart Calcium Scan
- Transesophageal Echocardiogram for Kids
Implants
- Defibrillator Implant (ICD)
Recovery & rehabilitation
- Cardiac Rehabilitation Program
Vascular imaging
- Carotid Ultrasound
- Leg Circulation Test (ABI and Arterial Doppler)
Procedures Most Often Billed to Medicare
1,484 services · 1,103 patients · 16 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
25 | Less often than most peers in Cardiovascular Disease |
| Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | Treatment | 93296 |
191 | More often than most peers in Cardiovascular Disease |
| Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Treatment | 93294 |
191 | More often than most peers in Cardiovascular Disease |
| Electrocardiogram (ecg) up to 30 days continuous with symptom monitoring, transmission and review and report by health care professional | Treatment | 93272 |
92 | More than most peers in Cardiovascular Disease |
| Electrocardiogram (ecg) 2-day continuous with review by health care professional | Treatment | 93227 |
74 | More than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
56 | Less often than most peers in Cardiovascular Disease |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | Treatment | 93016 |
52 | As often as other peers in Cardiovascular Disease |
| Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional | Treatment | 93228 |
51 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
41 | Less often than most peers in Cardiovascular Disease |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | Treatment | 93018 |
27 | Less often than most 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 1
Same specialty, same street address — most likely the same department or group.
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.
Other cardiologists in Saint Peters 5
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at At Still University of Health Sciences, College of Osteo Med, Kirksville 8
Other providers in the same specialty who trained at the same institution.
Class of 1992 at At Still University of Health Sciences, College of Osteo Med, Kirksville 8
Providers who graduated from the same medical school in the same year.
Also performs Nuclear medicine studies of heart muscle at rest and with stress and spect 8
Providers in MO who bill this service to Medicare most often.
Common questions
What is Diana L. Westerfield's specialty?
Diana L. Westerfield is a cardiologist in Saint Peters, MO. 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 Diana L. Westerfield?
Diana L. Westerfield is listed at 10 Hospital Dr Ste 100, Saint Peters, MO 63376. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Diana L. Westerfield?
The number on file is (636) 916-7272. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Diana L. Westerfield?
Diana L. Westerfield's National Provider Identifier is 1962440883. 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 Diana L. Westerfield's education?
Diana L. Westerfield attended At Still University of Health Sciences, College of Osteo Med, Kirksville, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Diana L. Westerfield have?
Diana L. Westerfield has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
What is Diana L. Westerfield known for?
According to Medicare billing data, Diana L. Westerfield performs imaging including nuclear medicine studies of heart muscle at rest and with stress and spect; provides treatments such as evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days and evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Diana L. Westerfield's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Diana L. Westerfield. If this is you, claiming it is free.
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