Charles Blatt, MD
NPI 1043277619 · Cardiovascular Disease Physician · Brookline, MA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Blatt, MD is a Cardiovascular Disease Physician provider in Brookline, MA (NPI 1043277619).
Provider details
- NPI number
- 1043277619
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 45860 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
959 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 345 | $16 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 334 | $206 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 90 | $231 |
| Heart Muscle Strain Imaging93356 | 61 | $44 |
| Ultrasound of Heart With Continuous Electrocardiogram (ecg) During Rest, Exercise And/Or Drug Induced Stress With Review and Report93351 | 36 | $267 |
| Evaluation of Single, Dual, Multiple Lead Or Leadless Pacemaker System |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 195 | 56 |
| Amlodipine Besylate | 168 | 41 |
| Apixabanbrand: Eliquis | 138 | 32 |
| Rosuvastatin Calcium | 113 | 29 |
| Lisinopril | 110 | 28 |
| Losartan Potassium | 100 | 28 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$51 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-27
- Last updated
- 2010-02-25
Frequently asked questions
- What is Charles Blatt's NPI number?
- Charles Blatt's National Provider Identifier (NPI) is 1043277619, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Blatt's specialty?
- Charles Blatt is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Blatt located?
- Charles Blatt's practice location on file with NPPES is 21 Longwood Ave, Brookline, MA 02446.
- What is Charles Blatt's phone number?
- The practice phone number listed in the NPPES registry for Charles Blatt is (617) 732-1318.
- Does Charles Blatt accept Medicare?
- Charles Blatt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Blatt's NPI active?
- Yes — Charles Blatt's NPI (1043277619) is active in the NPPES registry as of the last update on 2010-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.