Doctor profile · Federal record
Dr. Katrina Chin Loy, M.D.
Ophthalmology Physician (CMS: Ophthalmology) · Student in an Organized Health Care Education/Training Program · Washington, DC
- NPI 1871851188
- Accepts Medicare
- 14 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2041 Georgia Ave Nw, Suite 2000
Washington, DC 200600001
(202) 865-4601
Credentials & registration
- NPI registered
- April 2012 — 14 yrs on file
- Profile last updated
- July 13, 2016
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- District of Columbia #MD044463
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1871851188. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
595
Distinct HCPCS
10
Medicare allowed
$74,443
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 146 | 105 | $103 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 135 | 124 | $145 | |
92133 |
Imaging of optic nerve | 43 | 42 | $40 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 33 | 29 | $586 | |
92202 |
Extended exam of the back part of the eye with optic nerve drawing | 31 | 29 | $17 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 29 | 29 | $189 | |
92136 |
Measurement of corneal curvature and depth of eye | 28 | 26 | $51 | |
92082 |
Exam of visual field with intermediate testing | 27 | 27 | $55 | |
92083 |
Exam of visual field with extended testing | 27 | 25 | $74 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 23 | 18 | $65 |
In context: peer comparison
Among 26 peers in Washington Ophthalmology Physician, average services per provider: 234. This provider delivers 2.5× the peer median.Open Payments
Industry payments received
All-time total
$1,107
Transactions
19
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Glaukos Corporation | 3 | $345.76 | |
| Bausch & Lomb Americas INC. | 2 | $246.65 | |
| Astellas Pharma US INC | 1 | $110.93 | |
| Sight Sciences, INC. | 1 | $103.98 | |
| Abbvie INC. | 4 | $103.50 | |
| Mallinckrodt Hospital Products INC. | 3 | $83.74 | |
| Amgen INC. | 2 | $40.80 | |
| Tarsus Pharmaceuticals, INC. | 1 | $31.45 | |
| Sun Pharmaceutical Industries INC. | 1 | $25.79 | |
| Ani Pharmaceuticals, INC. | 1 | $14.21 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
679
Patients
194
Total drug cost
$47,736
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 363 | 78 | $7,133 |
| Prednisolone Acetate | Generic | 97 | 59 | $6,740 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 73 | 23 | $3,037 |
| Timolol Maleate | Generic | 60 | 12 | $3,111 |
| Brimonidine Tartrate | Generic | 21 | 0 | $2,592 |
| Azelastine Hcl | Generic | 20 | 11 | $862 |
| Restasis (Cyclosporine) | Brand | 17 | 0 | $11,917 |
| Ketorolac Tromethamine | Generic | 15 | 11 | $731 |
| Alphagan P (Brimonidine Tartrate) | Brand | 13 | 0 | $11,614 |
Frequently asked questions
What is Dr. Katrina Chin Loy's medical specialty?
Dr. Katrina Chin Loy practices Ophthalmology Physician in Washington, DC.
Where does Dr. Katrina Chin Loy practice?
Dr. Katrina Chin Loy practices at 2041 Georgia Ave Nw, Washington, DC 200600001. Office phone: 2028654601.
What is Dr. Katrina Chin Loy's NPI?
Dr. Katrina Chin Loy's National Provider Identifier (NPI) is 1871851188, issued by NPPES.
Does Dr. Katrina Chin Loy accept Medicare assignment?
Yes. Dr. Katrina Chin Loy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katrina Chin Loy 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 optic nerve (HCPCS 92133). Source: CMS Medicare Physician & Other Practitioners file.