Mary Frisella, MD
NPI 1033158373 · Cardiovascular Disease Physician · Southbridge, MA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Frisella, MD is a Cardiovascular Disease Physician provider in Southbridge, MA (NPI 1033158373).
Provider details
- NPI number
- 1033158373
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 043380 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
3,684 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 Report Only93010 | 1,829 | $8 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 333 | $134 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 332 | $15 |
| Ultrasound of Heart With Color-Depicted Blood Flow, Rate, Direction and Valve Function93306 | 283 | $70 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 209 | $81 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Metoprolol Succinate | 401 | 144 |
| Apixabanbrand: Eliquis | 240 | 70 |
| Atorvastatin Calcium | 157 | 67 |
| Amlodipine Besylate | 116 | 48 |
| Ezetimibe | 108 | 40 |
| Rosuvastatin Calcium | 97 | 39 |
| Carvedilol | 92 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-05
- Last updated
- 2022-02-24
- Certified
- 2022-02-24
Frequently asked questions
- What is Mary Frisella's NPI number?
- Mary Frisella's National Provider Identifier (NPI) is 1033158373, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Frisella's specialty?
- Mary Frisella is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Frisella located?
- Mary Frisella's practice location on file with NPPES is 100 South St, Southbridge, MA 01550-4051.
- What is Mary Frisella's phone number?
- The practice phone number listed in the NPPES registry for Mary Frisella is (508) 764-6041.
- Does Mary Frisella accept Medicare?
- Mary Frisella is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Frisella's NPI active?
- Yes — Mary Frisella's NPI (1033158373) is active in the NPPES registry as of the last update on 2022-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.