Physician Profile
Unclaimed ProfileAbout MACGREGOR
John S Macgregor, MD practises cardiovascular disease (cardiology) in San Francisco, CA. John is a 1984 graduate of Js Weill Medical College, Cornell University. John is also listed as specialising in internal medicine, cardiovascular disease, and interventional cardiology.
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
Common questions
What is Dr. Macgregor's specialty?
Dr. Macgregor is a cardiovascular disease (cardiology) in San Francisco, CA. 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. Macgregor?
Dr. Macgregor is listed at 1001 POTRERO AVE DIVISION OF CARDIOLOGY, ROOM 5G1, San Francisco, CA 94110. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Macgregor?
The number on file is (415) 206-8315. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Macgregor's NPI number?
Dr. Macgregor's National Provider Identifier is 1831131846. 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. Macgregor's medical education?
Dr. Macgregor attended Js Weill Medical College, Cornell University, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Macgregor been practising?
Dr. Macgregor has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Macgregor known for?
According to Medicare billing data, Dr. Macgregor performs procedures including insertion of pacemaker and upper and lower heart chamber electrode; provides treatments such as insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist and insertion of tube in coronary artery for diagnosis with review by radiologist. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Macgregor confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Macgregor. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (415) 206-8315
- Email not available
Practice Locations
1001 POTRERO AVE DIVISION OF CARDIOLOGY, ROOM 5G1
San Francisco, CA 94110
Procedures Most Often Billed to Medicare
214 services · 213 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of pacemaker and upper and lower heart chamber electrode | Procedure | 33208 |
14 |
| Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist | Treatment | 93458 |
30 |
| Insertion of tube in coronary artery for diagnosis with review by radiologist | Treatment | 93454 |
26 |
| Insertion of tube in right and left heart chambers and coronary artery for diagnosis with review by radiologist | Treatment | 93460 |
17 |
| Insertion of tube in right heart chambers for measurement | Treatment | 93451 |
15 |
| Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monit | Billing code | G0500 |
112 |
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.
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 cardiovascular diseases in San Francisco 8
Same specialty, same city.
Trained at Js Weill Medical College, Cornell University 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1984 at Js Weill Medical College, Cornell University 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of pacemaker and upper and lower heart chamber electrode 8
Providers in CA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.