Doctor profile · Federal record

Dr. Amanda Dieu, OD

Optometrist (CMS: Optometry) · Portland, OR

  • NPI 1174146716
  • Accepts Medicare
  • MIPS 90.5 / 100 · 2023
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3303 S Bond Ave
Portland, OR 972394501
(503) 494-3000
fax (503) 418-0843

Credentials & registration

NPPES · NUCC
NPI registered
May 2020 — 6 yrs on file
Profile last updated
July 29, 2020
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
Oregon #4525AT

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174146716. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
127
Distinct HCPCS
3
Medicare allowed
$9,316
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 72 45 $67
99214 Established patient office or other outpatient visit, 30-39 minutes 43 39 $98
92134 Imaging of retina 12 11 $26

In context: peer comparison

Among 43 peers in Portland Optometrist, average services per provider: 32. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$270
Transactions
3
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 2 $195.76
Tarsus Pharmaceuticals, INC. 1 $74.39

By nature of payment

Food and Beverage
$270

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
44
Patients
0
Total drug cost
$9,075
Drug Type Claims Patients Total cost
Acetylcysteine Generic 17 0 $236
Latanoprost Generic 14 0 $76
Restasis (Cyclosporine) Brand 13 0 $8,762

Frequently asked questions

Auto-generated from federal data
What is Dr. Amanda Dieu's medical specialty?
Dr. Amanda Dieu practices Optometrist in Portland, OR.
Where does Dr. Amanda Dieu practice?
Dr. Amanda Dieu practices at 3303 S Bond Ave, Portland, OR 972394501. Office phone: 5034943000.
What is Dr. Amanda Dieu's NPI?
Dr. Amanda Dieu's National Provider Identifier (NPI) is 1174146716, issued by NPPES.
Does Dr. Amanda Dieu accept Medicare assignment?
Yes. Dr. Amanda Dieu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Amanda Dieu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Imaging of retina (HCPCS 92134). Source: CMS Medicare Physician & Other Practitioners file.