Physician Profile
Unclaimed ProfileAbout DUNCAN
Based in Plano, TX, John W Duncan, MD is listed in the NPI registry under cardiovascular disease (cardiology). John graduated from University of Nebraska College of Medicine in 1978. John is also listed as specializing in cardiovascular disease. According to Medicare claims data, John cared for 2,814 Medicare patients across 3,910 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (972) 985-8838
- Email not available
Practice Locations
3801 W 15TH ST BLDG B, SUITE 320
Plano, TX 75075
Procedures Most Often Billed to Medicare
3,910 services · 2,814 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
32 |
| Nuclear medicine studies of blood flow in heart muscle at rest and with stress with concurrent ct scan | Imaging | 78431 |
11 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
896 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
489 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
180 |
| Heart muscle strain imaging | Treatment | 93356 |
138 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
96 |
| Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician | Treatment | 93015 |
59 |
| Electrocardiogram (ecg) up to 30 days continuous with review and report by health care professional | Treatment | 93228 |
37 |
| Ultrasound of both sides of head and neck blood flow | Treatment | 93880 |
24 |
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 cardiovascular diseases at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
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 — 31 related providers in 4 groups
Other cardiovascular diseases in Plano 8
Same specialty, same city.
Trained at University of Nebraska College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1978 at University of Nebraska College of Medicine 7
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 TX who bill this service to Medicare most often.
Common questions
What is Dr. Duncan's specialty?
Dr. Duncan is a cardiovascular disease (cardiology) in Plano, TX. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIOVASCULAR DISEASE (CARDIOLOGY)”.
NPI registry
Where can I find Dr. Duncan?
Dr. Duncan is listed at 3801 W 15TH ST BLDG B, SUITE 320, Plano, TX 75075. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Duncan?
The number on file is (972) 985-8838. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Duncan's NPI number?
Dr. Duncan's National Provider Identifier is 1396844064. 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. Duncan's medical education?
Dr. Duncan attended University of Nebraska College of Medicine, graduating in 1978. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Duncan been practicing?
Dr. Duncan has 48 years experience. Calculated from a graduation year of 1978, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Duncan known for?
According to Medicare billing data, Dr. Duncan performs imaging including nuclear medicine studies of heart muscle at rest and with stress and spect and nuclear medicine studies of blood flow in heart muscle at rest and with stress with concurrent ct scan; 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
Has Dr. Duncan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Duncan. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.