Doctor profile · Federal record

Dr. Mary O'Neill, CRNP

Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Warminster, PA

  • NPI 1912210766
  • Accepts Medicare
  • 35 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
225 Newtown Road 2Nd Floor
Warminster, PA 18974
(215) 441-6825
fax (215) 441-6623

Credentials & registration

NPPES · NUCC
NPI registered
July 2010 — 16 yrs on file
Profile last updated
May 14, 2019
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
363LA2200X — NUCC code
State license (1)
Pennsylvania #SP004366C

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1912210766. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
80
Distinct HCPCS
1
Medicare allowed
$6,214
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 80 53 $78

In context: peer comparison

Among 4 peers in this city , average services per provider: 78. This provider delivers 1.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$19
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 1 $19.36

By nature of payment

Food and Beverage
$19

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
120
Patients
17
Total drug cost
$25,981
Drug Type Claims Patients Total cost
Omeprazole Generic 38 17 $547
Pantoprazole Sodium Generic 29 0 $661
Famotidine Generic 25 0 $310
Creon (Lipase/Protease/Amylase) Brand 15 0 $22,841
Sucralfate Generic 13 0 $1,621

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary O'Neill's medical specialty?
Dr. Mary O'Neill practices Adult Health Nurse Practitioner in Warminster, PA.
Where does Dr. Mary O'Neill practice?
Dr. Mary O'Neill practices at 225 Newtown Road 2Nd Floor, Warminster, PA 18974. Office phone: 2154416825.
What is Dr. Mary O'Neill's NPI?
Dr. Mary O'Neill's National Provider Identifier (NPI) is 1912210766, issued by NPPES.
Does Dr. Mary O'Neill accept Medicare assignment?
Yes. Dr. Mary O'Neill accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary O'Neill commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.