Erin Hannan, NP
NPI 1003274556 · Family Nurse Practitioner · West Hartford, CT
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erin Hannan, NP is a Family Nurse Practitioner provider in West Hartford, CT (NPI 1003274556).
Provider details
- NPI number
- 1003274556
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- RN2305763 (MA)
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
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
412 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 | 156 | $81 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 64 | $100 |
| Detection Test By Immunoassay With Direct Visual Observation for Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19)87811 | 52 | $41 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 51 | $16 |
| Automated Urinalysis Test81003 | 34 | $2 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 87 | 86 |
| Doxycycline Hyclate | 66 | 65 |
| Tobramycin | 39 | 39 |
| Amoxicillin | 30 | 30 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 29 | 29 |
| Azithromycin | 24 | 24 |
| Cephalexin | 19 | 19 |
| Albuterol Sulfate |
Practice location
Mailing address
Additional practice locations (2)
- 50 Wason Ave1st FloorSpringfield, MA 01199-1619Phone: (413) 794-5437Fax: (413) 794-7140
- 50 Wason Ave1st FloorSpringfield, MA 01199-1619Phone: (413) 794-5437Fax: (413) 794-7140
Registry dates
- Enumerated
- 2016-01-28
- Last updated
- 2018-03-17
Frequently asked questions
- What is Erin Hannan's NPI number?
- Erin Hannan's National Provider Identifier (NPI) is 1003274556, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin Hannan's specialty?
- Erin Hannan is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Erin Hannan located?
- Erin Hannan's practice location on file with NPPES is 345 N Main St, West Hartford, CT 06117-2515.
- What is Erin Hannan's phone number?
- The practice phone number listed in the NPPES registry for Erin Hannan is (860) 231-8345.
- Does Erin Hannan accept Medicare?
- Erin Hannan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erin Hannan's NPI active?
- Yes — Erin Hannan's NPI (1003274556) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.