MARK EDWARD ALEXANDER (MD) – Pediatric Cardiology Physician, NPI 1013907666
Pediatric Cardiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,398 CARDIOVASCULAR DISEASE (CARDIOLOGY) in MA
Provider Addresses for MARK EDWARD ALEXANDER (MD)
300 Longwood Ave
Boston, MA 021155724
Phone: (617) 355-2793
Type: Location
71 US ROUTE 1 STE C
SCARBOROUGH, ME 040747174
Phone: (207) 883-5532
Fax: (207) 883-5552
Type: Mailing
96 Campus Dr
Scarborough, ME 040747163
Phone: (207) 885-9905
Fax: (207) 396-5600
Type: Location
22 Bramhall St
Portland, ME 041023134
Phone: (207) 885-9905
Fax: (207) 396-5600
Type: Location
Brookline Post Office, 1295, Beacon Street, Coolidge Corner, North Brookline, Brookline, Norfolk County, Massachusetts, 02446, United States
ATT:SHARON SILVA
BROOKLINE, MA 024469135
Phone: (800) 927-0002
Type: Mailing
Children's Hospital Library, 300, Longwood Avenue, Roxbury, Boston, Suffolk County, Massachusetts, 02120, United States
BOSTON, MA 021155724
Phone: (617) 355-2793
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $97.
Total Amount is formed as General ($97) + Research ($0) + Ownership ($0) = $97.
Last reported payment date: 2024-11-08 • Largest payer in this snapshot: Biosense Webster, Inc. ($97).
Total Amount
$97
General + Research + Ownership
Payments
1
Total payment records
General Amount
$97
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-08
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Biosense Webster, Inc. | $97 |
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: 2019-04-11
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 |
|---|---|---|---|---|
| I20081216000131 | I | Pediatric Medicine | MA | TBD |
| I20190411000890 | I | Pediatric Medicine | ME | 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 | 63 | 45 | $0 |
| 93295 | Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days | 23 | 11 | $0 |
| 93294 | Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | 21 | 11 | $0 |
| 93018 | Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician | 15 | 14 | $0 |
| 94010 | Test to measure expiratory airflow and volume | 14 | 13 | $0 |
Insurance plans in this area (ZIP 02115)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology) | MA | |
| Critical Care (Intensivists), Cardiovascular Disease (Cardiology) | TX | |
| Pediatric Medicine, Cardiovascular Disease (Cardiology) | CO | |
| Cardiovascular Disease (Cardiology) | MA | |
| Cardiovascular Disease (Cardiology) | MA | |
| Cardiovascular Disease (Cardiology) | MA | |
| - | MA | |
| Cardiovascular Disease (Cardiology), Internal Medicine | MA | |
| Cardiovascular Disease (Cardiology), Pediatric Medicine | MA | |
| Cardiovascular Disease (Cardiology), Pediatric Medicine | MA |
Reviews
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