Doctor profile · Federal record
Dr. Katherine Ly, O.D.
Optometrist (CMS: Optometry) · Silver Spring, MD
- NPI 1659412377
- Accepts Medicare
- 25 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1347 Lamberton Dr
Silver Spring, MD 209023415
(301) 754-1347
fax (301) 754-1350
Credentials & registration
- NPI registered
- February 2007 — 19 yrs on file
- Profile last updated
- February 20, 2009
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- Maryland #TA1736
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1659412377. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
134
Distinct HCPCS
2
Medicare allowed
$19,222
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 96 | 80 | $140 | |
92004 |
New patient complete exam of visual system | 38 | 38 | $152 |
In context: peer comparison
Among 5 peers in this city , average services per provider: 40. This provider delivers 3.4× the peer median.Open Payments
Industry payments received
All-time total
$136
Transactions
3
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Johnson & Johnson Vision Care, Inc. | 3 | $135.90 |
By nature of payment
Frequently asked questions
What is Dr. Katherine Ly's medical specialty?
Dr. Katherine Ly practices Optometrist in Silver Spring, MD.
Where does Dr. Katherine Ly practice?
Dr. Katherine Ly practices at 1347 Lamberton Dr, Silver Spring, MD 209023415. Office phone: 3017541347.
What is Dr. Katherine Ly's NPI?
Dr. Katherine Ly's National Provider Identifier (NPI) is 1659412377, issued by NPPES.
Does Dr. Katherine Ly accept Medicare assignment?
Yes. Dr. Katherine Ly accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Ly commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); New patient complete exam of visual system (HCPCS 92004). Source: CMS Medicare Physician & Other Practitioners file.