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Edit this profileAt a glance
- 70 Pleasant St, South Weymouth, MA 02190
About Dr. Calhoun
William Calhoun, MD practices cardiovascular disease in South Weymouth, MA. William is a 1983 graduate of University of Massachusetts Medical School. Medicare claims data shows William provided 3,475 services to 2,326 patients. The services billed most often include routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only, routine electrocardiogram (ecg) using at least 12 leads with interpretation and report, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1952324303.
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
- (781) 331-2000
- Email not available
Practice Locations
70 PLEASANT ST
South Weymouth, MA 02190
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
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
Advanced imaging
- Cardiac computed tomography
- Coronary artery calcium scan
- Transesophageal echocardiogram
- Cardiac magnetic resonance imaging
- Nuclear cardiac stress imaging
Catheter-based diagnosis and treatment
Heart & circulation
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
Most searched procedures
Consultations
Diagnostic testing
Diagnostics
Heart devices
- Biventricular Pacemaker (Cardiac Resynchronization Therapy)
- Implantable Loop Recorder (Cardiac Monitor Implant)
Heart imaging
Heart procedures
Heart rhythm procedures
- Radiofrequency ablation
Imaging
Implants
Recovery & rehabilitation
Vascular imaging
Procedures Most Often Billed to Medicare
3,475 services · 2,326 patients · 20 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
24 | Less often than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
1,051 | More often than most peers in Cardiovascular Disease |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
700 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
200 | More often than most peers in Cardiovascular Disease |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
165 | More often than most peers in Cardiovascular Disease |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | Treatment | 93018 |
38 | 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 |
32 | More often than most peers in Cardiovascular Disease |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician | Treatment | 93016 |
31 | Less often than most peers in Cardiovascular Disease |
| Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional | Treatment | 93228 |
25 | More often than most peers in Cardiovascular Disease |
| Electrocardiogram (ecg) up to 30 days continuous with transmission of patient triggered events with review and report by health care professional | Treatment | 93229 |
24 | 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 3
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 3
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other cardiologists in South Weymouth 7
Same specialty, same city.
Trained at University of Massachusetts Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1983 at University of Massachusetts Medical School 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 MA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Calhoun?
Dr. Calhoun is a cardiologist in South Weymouth, MA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
What is Dr. Calhoun's address?
Dr. Calhoun is listed at 70 Pleasant St, South Weymouth, MA 02190. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Calhoun?
The number on file is (781) 331-2000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Calhoun?
Dr. Calhoun's National Provider Identifier is 1952324303. 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
Where did Dr. Calhoun train?
Dr. Calhoun attended University of Massachusetts Medical School, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Calhoun have?
Dr. Calhoun has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Calhoun perform?
According to Medicare billing data, Dr. Calhoun performs imaging including 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 only and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Calhoun's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Calhoun. If this is you, claiming it is free.
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