Alyssa Sullivan
NPI 1417662156 · Family Nurse Practitioner · Avon, CT
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alyssa Sullivan is a Family Nurse Practitioner provider in Avon, CT (NPI 1417662156).
Provider details
- NPI number
- 1417662156
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 12.011734 (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
3 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
354 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 143 | $81 |
| X-Ray of Chest, 2 Views71046 | 51 | $17 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 51 | $110 |
| Detection Test By Immunoassay With Direct Visual Observation for Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19)87811 | 41 | $41 |
| Automated Urinalysis Test81003 | 35 | $2 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 33 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 89 | 89 |
| Fluticasone Propionate | 70 | 70 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 64 | 64 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 63 | 63 |
| Doxycycline Hyclate | 39 | 38 |
| Cephalexin | 37 | 37 |
| Azithromycin | 33 | 33 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-01-17
- Last updated
- 2026-04-23
- Certified
- 2026-04-23
Frequently asked questions
- What is Alyssa Sullivan's NPI number?
- Alyssa Sullivan's National Provider Identifier (NPI) is 1417662156, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alyssa Sullivan's specialty?
- Alyssa Sullivan is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alyssa Sullivan located?
- Alyssa Sullivan's practice location on file with NPPES is 385 W Main St, Avon, CT 06001-4357.
- What is Alyssa Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Alyssa Sullivan is (860) 777-1280.
- Does Alyssa Sullivan accept Medicare?
- Alyssa Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alyssa Sullivan's NPI active?
- Yes — Alyssa Sullivan's NPI (1417662156) is active in the NPPES registry as of the last update on 2026-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.