Doctor profile · Federal record

Dr. Hong-Diem Nguyen, PA-C

Physician Assistant · Pittsburgh, PA

  • NPI 1003108176
  • 15 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
4 Allegheny Ctr Fl 8
Pittsburgh, PA 152125255
(412) 330-4000
Additional location
1000 Bower Hill RD
Pittsburgh, PA 152431873
(412) 942-4000
Additional location
2000 Oxford Dr Ste 405
Bethel Park, PA 151021841
(724) 228-4011
fax (724) 228-7293

Credentials & registration

NPPES · NUCC
NPI registered
May 2011 — 15 yrs on file
Profile last updated
March 1, 2023
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Pennsylvania #MA054643

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003108176. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
13
Distinct HCPCS
1
Medicare allowed
$1,640
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 13 12 $126

In context: peer comparison

Among 163 peers in Pittsburgh Physician Assistant, average services per provider: 68. This provider delivers 0.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,501
Transactions
24
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 11 $644.48
Axsome Therapeutics, INC. 2 $246.48
Alkermes, INC. 2 $217.55
Otsuka America Pharmaceutical, INC. 3 $155.41
Otsuka Pharmaceutical Development & Commercialization, INC. 2 $95.13
Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) 1 $83.36
Teva Pharmaceuticals USA, INC. 2 $37.85
Lundbeck LLC 1 $20.59

By nature of payment

Food and Beverage
$1,501

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
584
Patients
97
Total drug cost
$12,043
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 76 17 $1,252
Buspirone Hcl Generic 59 17 $959
Clonazepam Generic 59 14 $296
Bupropion Xl (Bupropion Hcl) Brand 57 11 $2,000
Duloxetine Hcl Generic 51 13 $1,247
Mirtazapine Generic 47 14 $714
Venlafaxine Hcl ER (Venlafaxine Hcl) Brand 47 0 $1,115
Aripiprazole Generic 37 0 $2,573
Alprazolam Generic 30 0 $138
Sertraline Hcl Generic 26 0 $241

Frequently asked questions

Auto-generated from federal data
What is Dr. Hong-Diem Nguyen's medical specialty?
Dr. Hong-Diem Nguyen practices Physician Assistant in Pittsburgh, PA.
Where does Dr. Hong-Diem Nguyen practice?
Dr. Hong-Diem Nguyen practices at 4 Allegheny Ctr Fl 8, Pittsburgh, PA 152125255. Office phone: 4123304000.
What is Dr. Hong-Diem Nguyen's NPI?
Dr. Hong-Diem Nguyen's National Provider Identifier (NPI) is 1003108176, issued by NPPES.
What procedures does Dr. Hong-Diem Nguyen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.