Kate Mastronunzio, PA-C
NPI 1730375403 · Physician Assistant · Stafford Springs, CT
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kate Mastronunzio, PA-C is a Physician Assistant provider in Stafford Springs, CT (NPI 1730375403).
Provider details
- NPI number
- 1730375403
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- 001967 (CT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 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
206 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) |
|---|---|---|
| Emergency Department Visit With High Level of Medical Decision Making99285 | 102 | $152 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 58 | $7 |
| Emergency Department Visit With Moderate Level of Medical Decision Making99284 | 46 | $105 |
Typical Medicare-allowed amounts for these services range $7–$152 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ondansetronbrand: Ondansetron Odt | 48 | 47 |
| Prednisone | 40 | 40 |
| Cefuroxime Axetilbrand: Cefuroxime | 25 | 25 |
| Methocarbamol | 25 | 23 |
| Doxycycline Hyclate | 23 | 23 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 19 | 19 |
| Lactulose | 18 | 18 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-09-17
- Last updated
- 2009-11-12
Frequently asked questions
- What is Kate Mastronunzio's NPI number?
- Kate Mastronunzio's National Provider Identifier (NPI) is 1730375403, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kate Mastronunzio's specialty?
- Kate Mastronunzio is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kate Mastronunzio located?
- Kate Mastronunzio's practice location on file with NPPES is 201 Chestnut Hill Rd, Stafford Springs, CT 06076-4005.
- What is Kate Mastronunzio's phone number?
- The practice phone number listed in the NPPES registry for Kate Mastronunzio is (860) 684-8185.
- Does Kate Mastronunzio accept Medicare?
- Kate Mastronunzio is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kate Mastronunzio's NPI active?
- Yes — Kate Mastronunzio's NPI (1730375403) is active in the NPPES registry as of the last update on 2009-11-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.