Doctor profile · Federal record

Dr. Diana O'Neil

Physician Assistant · Physician Assistant · Concord, NH

  • NPI 1851718639
  • Accepts Medicare
  • 13 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
246 Pleasant St Bldg West
Concord, NH 033012548
(603) 224-6070
fax (603) 227-7555
Additional location
100 McGregor St
Manchester, NH 031023730
(603) 669-0413
Mailing address
250 Pleasant St
Concord, NH 033012598

Credentials & registration

NPPES · NUCC
NPI registered
March 2014 — 12 yrs on file
Profile last updated
October 7, 2024
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363A00000X — NUCC code
State licenses (2)
New Hampshire #1244 · Massachusetts #PA4932

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851718639. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
798
Distinct HCPCS
7
Medicare allowed
$35,892
HCPCS Description Services Patients Avg allowed
93264 Remote monitoring of pulmonary artery pressure sensor, up to 30 days 289 55 $30
93297 Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days 208 86 $22
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 139 76 $67
99214 Established patient office or other outpatient visit, 30-39 minutes 81 65 $83
99214 Established patient office or other outpatient visit, 30-39 minutes 37 36 $110
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 24 24 $18
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 20 19 $111

In context: peer comparison

Among 43 peers in Concord Physician Assistant, average services per provider: 71. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$142
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Inari Medical, INC. 1 $117.88
Abbott Laboratories 1 $23.65

By nature of payment

Food and Beverage
$142

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,074
Patients
399
Total drug cost
$222,943
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 154 69 $4,355
Torsemide Generic 133 54 $10,331
Eliquis (Apixaban) Brand 107 30 $135,390
Spironolactone Generic 90 33 $719
Furosemide Generic 82 35 $1,133
Atorvastatin Calcium Generic 75 30 $1,683
Potassium Chloride Generic 75 32 $2,546
Carvedilol Generic 57 21 $503
Lisinopril Generic 52 23 $540
Xarelto (Rivaroxaban) Brand 51 0 $61,946

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana O'Neil's medical specialty?
Dr. Diana O'Neil practices Physician Assistant in Concord, NH.
Where does Dr. Diana O'Neil practice?
Dr. Diana O'Neil practices at 246 Pleasant St Bldg West, Concord, NH 033012548. Office phone: 6032246070.
What is Dr. Diana O'Neil's NPI?
Dr. Diana O'Neil's National Provider Identifier (NPI) is 1851718639, issued by NPPES.
Does Dr. Diana O'Neil accept Medicare assignment?
Yes. Dr. Diana O'Neil accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana O'Neil commonly perform?
Top Medicare-reported procedures in 2023: Remote monitoring of pulmonary artery pressure sensor, up to 30 days (HCPCS 93264); Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days (HCPCS 93297); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.