Doctor profile · Federal record
Dr. Katy Liu, M.D., PH.D.
Ophthalmology Physician (CMS: Ophthalmology) · Durham, NC
- NPI 1801216221
- Accepts Medicare
- 12 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2301 Erwin RD
Durham, NC 277054699
(919) 684-8111
Credentials & registration
- NPI registered
- April 2014 — 12 yrs on file
- Profile last updated
- September 19, 2023
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- North Carolina #2018-00356
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1801216221. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
346
Distinct HCPCS
6
Medicare allowed
$20,813
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92012 |
Established patient problem focused exam of visual system | 136 | 70 | $83 | |
92133 |
Imaging of optic nerve | 73 | 70 | $34 | |
92083 |
Exam of visual field with extended testing | 60 | 54 | $55 | |
92020 |
Exam of the internal drainage system of eye | 30 | 27 | $25 | |
76514 |
Ultrasound scan of cornea to determine thickness | 24 | 24 | $10 | |
92014 |
Established patient complete exam of visual system | 23 | 22 | $119 |
In context: peer comparison
Among 17 peers in Durham Ophthalmology Physician, average services per provider: 140. This provider delivers 2.5× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
688
Patients
230
Total drug cost
$38,421
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 193 | 57 | $2,919 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 117 | 45 | $2,749 |
| Brimonidine Tartrate | Generic | 94 | 34 | $1,656 |
| Prednisolone Acetate | Generic | 75 | 39 | $2,886 |
| Dorzolamide Hcl | Generic | 43 | 18 | $1,081 |
| Timolol Maleate | Generic | 39 | 13 | $2,122 |
| Vyzulta (Latanoprostene Bunod) | Brand | 21 | 0 | $5,634 |
| Alphagan P (Brimonidine Tartrate) | Brand | 18 | 0 | $6,864 |
| Combigan (Brimonidine Tartrate/Timolol) | Brand | 16 | 0 | $4,371 |
| Fluorometholone | Generic | 16 | 0 | $1,053 |
Frequently asked questions
What is Dr. Katy Liu's medical specialty?
Dr. Katy Liu practices Ophthalmology Physician in Durham, NC.
Where does Dr. Katy Liu practice?
Dr. Katy Liu practices at 2301 Erwin RD, Durham, NC 277054699. Office phone: 9196848111.
What is Dr. Katy Liu's NPI?
Dr. Katy Liu's National Provider Identifier (NPI) is 1801216221, issued by NPPES.
Does Dr. Katy Liu accept Medicare assignment?
Yes. Dr. Katy Liu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katy Liu commonly perform?
Top Medicare-reported procedures in 2023: Established patient problem focused exam of visual system (HCPCS 92012); Imaging of optic nerve (HCPCS 92133); Exam of visual field with extended testing (HCPCS 92083). Source: CMS Medicare Physician & Other Practitioners file.