Doctor profile · Federal record

Dr. Erin Hannan, NP

Family Nurse Practitioner (CMS: Nurse Practitioner) · West Hartford, CT

  • NPI 1003274556
  • Accepts Medicare
  • MIPS 82.8 / 100 · 2023
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
345 N Main St, Suite 248
West Hartford, CT 061172515
(860) 231-8345
fax (860) 523-4061
Additional location
50 Wason Ave, 1St Floor
Springfield, MA 011991619
(413) 794-5437
fax (413) 794-7140

Credentials & registration

NPPES · NUCC
NPI registered
January 2016 — 10 yrs on file
Profile last updated
March 17, 2018
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Massachusetts #RN2305763

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003274556. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
170
Distinct HCPCS
5
Medicare allowed
$12,062
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 64 64 $82
99203 New patient office or other outpatient visit, 30-44 minutes 38 38 $102
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 32 32 $41
81003 Automated urinalysis test 22 22 $2
99214 Established patient office or other outpatient visit, 30-39 minutes 14 14 $116

In context: peer comparison

Among 12 peers in West Hartford Family Nurse Practitioner, average services per provider: 71. This provider delivers 2.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
81
Patients
81
Total drug cost
$726
Drug Type Claims Patients Total cost
Prednisone Generic 26 26 $86
Doxycycline Hyclate Generic 19 19 $268
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 13 13 $168
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 12 12 $135
Amoxicillin Generic 11 11 $69

Frequently asked questions

Auto-generated from federal data
What is Dr. Erin Hannan's medical specialty?
Dr. Erin Hannan practices Family Nurse Practitioner in West Hartford, CT.
Where does Dr. Erin Hannan practice?
Dr. Erin Hannan practices at 345 N Main St, West Hartford, CT 061172515. Office phone: 8602318345.
What is Dr. Erin Hannan's NPI?
Dr. Erin Hannan's National Provider Identifier (NPI) is 1003274556, issued by NPPES.
Does Dr. Erin Hannan accept Medicare assignment?
Yes. Dr. Erin Hannan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Erin Hannan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) (HCPCS 87811). Source: CMS Medicare Physician & Other Practitioners file.