DR. STEPHEN ANDREW GANNON (M.D.) – Cardiovascular Disease Physician, NPI 1881960037
Cardiovascular Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
7,722 INTERNAL MEDICINE in MA
Provider Addresses for DR. STEPHEN ANDREW GANNON (M.D.)
75 FRANCIS ST
BOSTON, MA 021156106
Phone: (617) 732-7144
Fax: (617) 732-7134
Type: Mailing
300 MOUNT AUBURN ST STE 310
CAMBRIDGE, MA 021385665
Phone: (617) 497-1560
Fax: (617) 497-1190
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 61 Open Payments records for all available years, with a total value of $1,751.
Total Amount is formed as General ($1,751) + Research ($0) + Ownership ($0) = $1,751.
Last reported payment date: 2024-09-09 • Largest payer in this snapshot: Boston Scientific Corporation ($247).
Total Amount
$1,751
General + Research + Ownership
Payments
61
Total payment records
General Amount
$1,751
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-09
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Boston Scientific Corporation | $247 |
| ShockWave Medical, Inc | $233 |
| Medtronic, Inc. | $190 |
| Novartis Pharmaceuticals Corporation | $164 |
| E.R. Squibb & Sons, L.L.C. | $163 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2020-03-10
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20190516002990 | I | Cardiovascular Disease (Cardiology) | RI | TBD |
| I20200310001171 | I | Cardiovascular Disease (Cardiology) | MA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 332 | 281 | $0 |
| 99152 | Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | 247 | 221 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 241 | 187 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 202 | 167 | $0 |
| 93458 | Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist | 117 | 114 | $0 |
Insurance plans in this area (ZIP 02115)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MA | |
| - | MA | |
| Cardiovascular Disease (Cardiology), Internal Medicine | MA | |
| Nurse Practitioner | MA | |
| Cardiovascular Disease (Cardiology) | NY | |
| Nurse Practitioner | MA | |
| Cardiovascular Disease (Cardiology) | MA | |
| Cardiovascular Disease (Cardiology), Internal Medicine | MA | |
| Interventional Cardiology | MA | |
| - | MA |
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