Doctor profile · Federal record

Dr. Mary Stone-Duffy, ARNP

Adult Psychiatric/Mental Health Registered Nurse (CMS: Nurse Practitioner) · Registered Nurse · West Palm Beach, FL

  • NPI 1851467914
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1041 45Th St
West Palm Beach, FL 334072402
(561) 383-8000
fax (561) 514-1275

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
August 15, 2019
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
163WP0809X — NUCC code
State licenses (2)
Florida #1877622 · Florida #ARNP1877622
Medicaid
FL #767020600

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851467914. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
176
Distinct HCPCS
2
Medicare allowed
$13,726
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 105 23 $93
90833 Psychotherapy with evaluation and management visit, 30 minutes 71 19 $56

In context: peer comparison

Among 1 peers in this city , average services per provider: 88. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$385
Transactions
9
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 4 $183.80
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 1 $108.83
Alkermes, Inc. 2 $51.64
Otsuka America Pharmaceutical, Inc. 2 $41.12

By nature of payment

Food and Beverage
$385

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
389
Patients
25
Total drug cost
$43,848
Drug Type Claims Patients Total cost
Clonazepam Generic 50 0 $449
Duloxetine Hcl Generic 45 13 $1,593
Bupropion Xl (Bupropion Hcl) Brand 38 12 $1,959
Trazodone Hcl Generic 35 0 $459
Lorazepam Generic 33 0 $123
Dextroamphetamine-Amphet Er (Dextroamphetamine/Amphetamine) Brand 30 0 $3,497
Vyvanse (Lisdexamfetamine Dimesylate) Brand 26 0 $10,289
Desvenlafaxine Succinate Er (Desvenlafaxine Succinate) Brand 23 0 $2,670
Lamotrigine Generic 21 0 $326
Aripiprazole Generic 19 0 $680

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Stone-Duffy's medical specialty?
Dr. Mary Stone-Duffy practices Adult Psychiatric/Mental Health Registered Nurse in West Palm Beach, FL.
Where does Dr. Mary Stone-Duffy practice?
Dr. Mary Stone-Duffy practices at 1041 45Th St, West Palm Beach, FL 334072402. Office phone: 5613838000.
What is Dr. Mary Stone-Duffy's NPI?
Dr. Mary Stone-Duffy's National Provider Identifier (NPI) is 1851467914, issued by NPPES.
Does Dr. Mary Stone-Duffy accept Medicare assignment?
Yes. Dr. Mary Stone-Duffy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Stone-Duffy commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Psychotherapy with evaluation and management visit (HCPCS 90833). Source: CMS Medicare Physician & Other Practitioners file.