Doctor profile · Federal record

Dr. Mary Brinsfield, PMHNP-BC

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

  • NPI 1164067476
  • Accepts Medicare
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
300 Talbot St
Easton, MD 216013525
(410) 822-1018
fax (410) 820-5884
Additional location
1411 Wesley Dr
Salisbury, MD 218017149
(410) 642-4011
fax (410) 630-1654

Credentials & registration

NPPES · NUCC
NPI registered
November 2019 — 7 yrs on file
Profile last updated
September 18, 2023
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State licenses (2)
Maryland #AC005842 · Maryland #R185002

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164067476. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
494
Distinct HCPCS
4
Medicare allowed
$48,108
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 365 85 $99
99213 Established patient office or other outpatient visit, 20-29 minutes 76 47 $71
99443 Telephone medical discussion with physician, 21-30 minutes 39 19 $109
90792 Psychiatric diagnostic evaluation with medical services 14 14 $160

In context: peer comparison

Among 1 peers in Easton Psychiatric/Mental Health Nurse Practitioner, average services per provider: 123. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$396
Transactions
14
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Vanda Pharmaceuticals INC. 2 $132.81
Neurocrine Biosciences, INC. 2 $53.00
Teva Pharmaceuticals USA, INC. 2 $43.80
Abbvie INC. 1 $30.48
Alkermes, INC. 2 $30.09
Axsome Therapeutics, INC. 1 $26.82
E.R. Squibb & Sons, L.L.C. 1 $24.68
Lundbeck LLC 1 $20.60
Otsuka America Pharmaceutical, INC. 1 $20.23
Supernus Pharmaceuticals, INC. 1 $13.45

By nature of payment

Food and Beverage
$396

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,179
Patients
200
Total drug cost
$25,957
Drug Type Claims Patients Total cost
Bupropion Xl (Bupropion Hcl) Brand 157 35 $4,373
Quetiapine Fumarate Generic 148 22 $3,770
Trazodone Hcl Generic 135 29 $2,715
Fluoxetine Hcl Generic 109 20 $901
Escitalopram Oxalate Generic 88 20 $1,319
Clonazepam Generic 70 0 $521
Buspirone Hcl Generic 65 16 $1,992
Mirtazapine Generic 55 11 $1,508
Lamotrigine Generic 54 14 $1,104
Duloxetine Hcl Generic 53 0 $1,728

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Brinsfield's medical specialty?
Dr. Mary Brinsfield practices Psychiatric/Mental Health Nurse Practitioner in Easton, MD.
Where does Dr. Mary Brinsfield practice?
Dr. Mary Brinsfield practices at 300 Talbot St, Easton, MD 216013525. Office phone: 4108221018.
What is Dr. Mary Brinsfield's NPI?
Dr. Mary Brinsfield's National Provider Identifier (NPI) is 1164067476, issued by NPPES.
Does Dr. Mary Brinsfield accept Medicare assignment?
Yes. Dr. Mary Brinsfield accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Brinsfield commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.