Doctor profile · Federal record
Dr. Derek Louie, BS, MS, OD
Optometrist (CMS: Optometry) · Portland, OR
- NPI 1235281379
- Accepts Medicare
- MIPS 90.5 / 100 · 2023
- 21 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3375 Sw Terwilliger Blvd
Portland, OR 97239
(503) 494-3000
fax (503) 494-3909 - Mailing address
-
3303 S Bond Ave
Portland, OR 972394501
Credentials & registration
- NPI registered
- January 2007 — 19 yrs on file
- Profile last updated
- February 24, 2022
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- Oregon #3196ATI
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1235281379. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
180
Distinct HCPCS
5
Medicare allowed
$12,009
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 55 | 55 | $77 | |
92012 |
Established patient problem focused exam of visual system | 50 | 33 | $52 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 45 | 39 | $66 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 19 | 19 | $99 | |
92134 |
Imaging of retina | 11 | 11 | $26 |
In context: peer comparison
Among 43 peers in Portland Optometrist, average services per provider: 32. This provider delivers 5.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
23
Patients
0
Total drug cost
$993
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisolone Acetate | Generic | 23 | 0 | $993 |
Frequently asked questions
What is Dr. Derek Louie's medical specialty?
Dr. Derek Louie practices Optometrist in Portland, OR.
Where does Dr. Derek Louie practice?
Dr. Derek Louie practices at 3375 Sw Terwilliger Blvd, Portland, OR 97239. Office phone: 5034943000.
What is Dr. Derek Louie's NPI?
Dr. Derek Louie's National Provider Identifier (NPI) is 1235281379, issued by NPPES.
Does Dr. Derek Louie accept Medicare assignment?
Yes. Dr. Derek Louie accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Derek Louie commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient problem focused exam of visual system (HCPCS 92012); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.