Doctor profile · Federal record

Dr. MELISSA O'NEILL, APRN

Adult Health Nurse Practitioner (CMS: NURSE PRACTITIONER) · Gerontology Nurse Practitioner · Nurse Practitioner · Adult Health Nurse Practitioner · LEBANON, NH

  • NPI 1235236969
  • Accepts Medicare
  • MIPS 87.4 / 100 · 2023
  • 33 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1 MEDICAL CENTER DR
LEBANON, NH 037561000
(603) 650-5000
fax (603) 640-1228
Additional location
85 Retreat Ave
Hartford, CT 061062555
(860) 249-6291
fax (860) 728-0151
Mailing address
85 RETREAT AVE
HARTFORD, CT 061062555

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
February 18, 2026
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State licenses (2)
New Hampshire #116267-23 · Connecticut #000993
Medicaid
CT #004195055

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235236969. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
251
Distinct HCPCS
6
Medicare allowed
$19,971
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 94 60 $59
99214 Established patient office or other outpatient visit, 30-39 minutes 94 44 $87
99215 Established patient office or other outpatient visit, 40-54 minutes 20 15 $129
99213 Established patient office or other outpatient visit, 20-29 minutes 18 16 $59
99214 Established patient office or other outpatient visit, 30-39 minutes 14 14 $88
99204 New patient office or other outpatient visit, 45-59 minutes 11 11 $120

In context: peer comparison

Among 17 peers in this city , average services per provider: 71. This provider delivers 3.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$22
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US Inc 1 $22.02

By nature of payment

Food and Beverage
$22

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
232
Patients
12
Total drug cost
$37,069
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 33 0 $31,789
Oxycodone Hcl Generic 29 12 $418
Hydroxyurea Generic 19 0 $156
Potassium Chloride Generic 19 0 $149
Gabapentin Generic 16 0 $124
Acyclovir Generic 15 0 $283
Tramadol Hcl Generic 15 0 $58
Furosemide Generic 14 0 $51
Enoxaparin Sodium Generic 13 0 $2,561
Ondansetron Odt (Ondansetron) Brand 13 0 $149

Hospital affiliations

CMS Hospital Compare