Doctor profile · Federal record

Dr. Barbara Duffy, CRNP-PMH

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Psychiatric/Mental Health Registered Nurse · Towson, MD

  • NPI 1841460086
  • Accepts Medicare
  • MIPS 85.7 / 100 · 2023
  • 19 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
901 Dulaney Valley RD, Suite 129
Towson, MD 212042600
(410) 832-2729
fax (410) 832-5783

Credentials & registration

NPPES · NUCC
NPI registered
March 2008 — 18 yrs on file
Profile last updated
April 30, 2014
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State license (1)
Maryland #R126340

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841460086. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
593
Distinct HCPCS
5
Medicare allowed
$69,274
HCPCS Description Services Patients Avg allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 446 116 $112
99214 Established patient office or other outpatient visit, 30-39 minutes 75 14 $116
99350 Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 48 34 $170
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 13 12 $66
99344 Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes 11 11 $129

In context: peer comparison

Among 10 peers in this city , average services per provider: 140. This provider delivers 4.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
264
Patients
0
Total drug cost
$4,508
Drug Type Claims Patients Total cost
Sertraline Hcl Generic 56 0 $954
Lorazepam Generic 32 0 $316
Escitalopram Oxalate Generic 30 0 $276
Quetiapine Fumarate Generic 30 0 $265
Trazodone Hcl Generic 23 0 $395
Clonazepam Generic 18 0 $179
Duloxetine Hcl Generic 17 0 $323
Olanzapine Generic 17 0 $475
Divalproex Sodium Generic 15 0 $454
Gabapentin Generic 14 0 $251

Frequently asked questions

Auto-generated from federal data
What is Dr. Barbara Duffy's medical specialty?
Dr. Barbara Duffy practices Psychiatric/Mental Health Nurse Practitioner in Towson, MD.
Where does Dr. Barbara Duffy practice?
Dr. Barbara Duffy practices at 901 Dulaney Valley RD, Towson, MD 212042600. Office phone: 4108322729.
What is Dr. Barbara Duffy's NPI?
Dr. Barbara Duffy's National Provider Identifier (NPI) is 1841460086, issued by NPPES.
Does Dr. Barbara Duffy accept Medicare assignment?
Yes. Dr. Barbara Duffy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Barbara Duffy commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Established patient office or other outpatient visit (HCPCS 99214); Residence visit for established patient with high level of medical decision making (HCPCS 99350). Source: CMS Medicare Physician & Other Practitioners file.