Doctor profile · Federal record

Dr. Tiffany Diaz, APRN-CNP

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Fort Smith, AR

  • NPI 1962094565
  • 6 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7217 Cameron Park Dr
Fort Smith, AR 729036167
(479) 831-6007
Mailing address
3500 S 70Th St
Fort Smith, AR 729035197

Credentials & registration

NPPES · NUCC
NPI registered
February 2021 — 5 yrs on file
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State license (1)
Arkansas #214718

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1962094565. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
234
Distinct HCPCS
3
Medicare allowed
$21,001
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 162 52 $92
90833 Psychotherapy with evaluation and management visit, 30 minutes 49 22 $55
90792 Psychiatric diagnostic evaluation with medical services 23 23 $148

In context: peer comparison

Among 9 peers in this city , average services per provider: 86. This provider delivers 2.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$233
Transactions
26
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 23 $188.87
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 2 $29.57
Axsome Therapeutics, Inc. 1 $14.55

By nature of payment

Food and Beverage
$233

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,152
Patients
269
Total drug cost
$16,090
Drug Type Claims Patients Total cost
Escitalopram Oxalate Generic 136 26 $1,410
Amitriptyline Hcl Generic 104 23 $2,060
Clonazepam Generic 100 25 $1,282
Fluoxetine Hcl Generic 99 18 $754
Bupropion Xl (Bupropion Hcl) Brand 84 22 $1,739
Duloxetine Hcl Generic 79 18 $2,582
Buspirone Hcl Generic 74 26 $991
Lorazepam Generic 69 16 $237
Alprazolam Generic 67 14 $174
Lamotrigine Generic 67 15 $785

Frequently asked questions

Auto-generated from federal data
What is Dr. Tiffany Diaz's medical specialty?
Dr. Tiffany Diaz practices Psychiatric/Mental Health Nurse Practitioner in Fort Smith, AR.
Where does Dr. Tiffany Diaz practice?
Dr. Tiffany Diaz practices at 7217 Cameron Park Dr, Fort Smith, AR 729036167. Office phone: 4798316007.
What is Dr. Tiffany Diaz's NPI?
Dr. Tiffany Diaz's National Provider Identifier (NPI) is 1962094565, issued by NPPES.
Does Dr. Tiffany Diaz accept Medicare assignment?
Dr. Tiffany Diaz does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Tiffany Diaz 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); Psychiatric diagnostic evaluation with medical services (HCPCS 90792). Source: CMS Medicare Physician & Other Practitioners file.