CHARLES MYRON BLATT (MD) – Cardiovascular Disease Physician, NPI 1043277619
Cardiovascular Disease Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,398 CARDIOVASCULAR DISEASE (CARDIOLOGY) in MA
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Provider Addresses for CHARLES MYRON BLATT (MD)
21, Longwood Avenue, Coolidge Corner, Brookline, Norfolk County, Massachusetts, 02446, United States
LOWN CARDIOVASCULAR GROUP
BROOKLINE, MA 02446
Phone: (617) 732-1318
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $51.
Total Amount is formed as General ($51) + Research ($0) + Ownership ($0) = $51.
Last reported payment date: 2024-10-30 • Largest payer in this snapshot: HeartFlow, Inc. ($51).
Total Amount
$51
General + Research + Ownership
Payments
2
Total payment records
General Amount
$51
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-30
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| HeartFlow, Inc. | $51 |
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: 2005-04-29
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
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 |
|---|---|---|---|---|
| I20050429000172 | 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 |
|---|---|---|---|---|
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 324 | 142 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 317 | 143 | $0 |
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 87 | 86 | $0 |
| 93356 | Heart muscle strain imaging | 70 | 69 | $0 |
| 93351 | Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report | 35 | 32 | $0 |
Insurance plans in this area (ZIP 02446)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | MA | |
| Physician Assistant | MA | |
| Internal Medicine | MA | |
| Cardiovascular Disease (Cardiology) | MA | |
| Cardiovascular Disease (Cardiology) | MA | |
| Cardiovascular Disease (Cardiology) | MA | |
| Internal Medicine | MA | |
| Cardiovascular Disease (Cardiology) | MA | |
| Infectious Disease | MA | |
| Nurse Practitioner | MA |
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