Doctor profile · Federal record

Dr. Nathan Dinh, PA-C

Physician Assistant · Santa Ana, CA

  • NPI 1639776503
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2212 E 4Th St Ste 103
Santa Ana, CA 927053871
(714) 571-7799

Credentials & registration

NPPES · NUCC
NPI registered
October 2020 — 6 yrs on file
Profile last updated
October 18, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363A00000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639776503. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
16
Distinct HCPCS
1
Medicare allowed
$1,886
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 16 14 $118

In context: peer comparison

Among 17 peers in this city , average services per provider: 126. This provider delivers 0.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$622
Transactions
29
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Collegium Pharmaceutical, Inc. 9 $206.18
Forte Bio-Pharma LLC 9 $162.61
ABBVIE INC. 5 $127.15
Averitas Pharma Inc. 1 $38.57
PFIZER INC. 2 $36.11
Curonix LLC 1 $19.95
GlaxoSmithKline, LLC. 1 $17.94
Kowa Pharmaceuticals America, Inc. 1 $13.44

By nature of payment

Food and Beverage
$622

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
700
Patients
200
Total drug cost
$17,069
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 201 75 $6,865
Gabapentin Generic 84 33 $1,081
Omeprazole Generic 57 15 $537
Cyclobenzaprine Hcl Generic 40 15 $271
Fluoxetine Hcl Generic 39 0 $1,557
Diclofenac Sodium Generic 36 11 $838
Oxycodone Hcl Generic 34 19 $1,208
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 33 20 $1,434
Duloxetine Hcl Generic 31 0 $398
Pregabalin Generic 31 12 $591

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathan Dinh's medical specialty?
Dr. Nathan Dinh practices Physician Assistant in Santa Ana, CA.
Where does Dr. Nathan Dinh practice?
Dr. Nathan Dinh practices at 2212 E 4Th St Ste 103, Santa Ana, CA 927053871. Office phone: 7145717799.
What is Dr. Nathan Dinh's NPI?
Dr. Nathan Dinh's National Provider Identifier (NPI) is 1639776503, issued by NPPES.
Does Dr. Nathan Dinh accept Medicare assignment?
Yes. Dr. Nathan Dinh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Dinh commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.