Doctor profile · Federal record
Dr. John Ling, M.D.
Ophthalmology Physician (CMS: Ophthalmology) · Glaucoma Specialist (Ophthalmology) Physician · Lakewood, CA
- NPI 1023436391
- Accepts Medicare
- MIPS 91.9 / 100 · 2023
- 12 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3300 E South St Ste 105
Lakewood, CA 908054579
(562) 531-2020
Credentials & registration
- NPI registered
- April 2014 — 12 yrs on file
- Profile last updated
- April 17, 2020
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- California #A155679
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1023436391. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,511
Distinct HCPCS
10
Medicare allowed
$177,824
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92012 |
Established patient problem focused exam of visual system | 470 | 260 | $102 | |
92250 |
Photography of the retina | 254 | 246 | $42 | |
92014 |
Established patient complete exam of visual system | 191 | 185 | $143 | |
92083 |
Exam of visual field with extended testing | 142 | 130 | $72 | |
92133 |
Imaging of optic nerve | 95 | 93 | $39 | |
92136 |
Measurement of corneal curvature and depth of eye | 73 | 39 | $27 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 72 | 46 | $492 | |
92004 |
New patient complete exam of visual system | 64 | 64 | $169 | |
92020 |
Exam of the internal drainage system of eye | 32 | 30 | $31 | |
76514 |
Ultrasound scan of cornea to determine thickness | 28 | 28 | $12 |
In context: peer comparison
Among 3 peers in Lakewood Ophthalmology Physician, average services per provider: 141. This provider delivers 11× the peer median.Open Payments
Industry payments received
All-time total
$493
Transactions
13
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| New World Medical,INC. | 1 | $202.77 | |
| Oyster Point Pharma, INC. | 3 | $80.01 | |
| Tarsus Pharmaceuticals, INC. | 3 | $72.49 | |
| Alcon Vision LLC | 2 | $36.07 | |
| Abbvie INC. | 1 | $33.34 | |
| Nova Eye, INC. | 1 | $29.51 | |
| Thea Pharma INC. | 1 | $21.62 | |
| Sight Sciences, INC. | 1 | $17.14 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
4,074
Patients
1,941
Total drug cost
$385,282
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 1,073 | 422 | $31,135 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 774 | 249 | $30,570 |
| Prednisolone Acetate | Generic | 395 | 289 | $17,670 |
| Brimonidine Tartrate | Generic | 321 | 123 | $12,213 |
| Timolol Maleate | Generic | 280 | 107 | $5,304 |
| Ketorolac Tromethamine | Generic | 274 | 239 | $7,493 |
| Ofloxacin | Generic | 270 | 227 | $4,761 |
| Dorzolamide Hcl | Generic | 136 | 45 | $5,161 |
| Rocklatan (Netarsudil Mesylat/Latanoprost) | Brand | 103 | 33 | $78,713 |
| Lumigan (Bimatoprost) | Brand | 102 | 36 | $57,295 |
Frequently asked questions
What is Dr. John Ling's medical specialty?
Dr. John Ling practices Ophthalmology Physician in Lakewood, CA.
Where does Dr. John Ling practice?
Dr. John Ling practices at 3300 E South St Ste 105, Lakewood, CA 908054579. Office phone: 5625312020.
What is Dr. John Ling's NPI?
Dr. John Ling's National Provider Identifier (NPI) is 1023436391, issued by NPPES.
Does Dr. John Ling accept Medicare assignment?
Yes. Dr. John Ling accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Ling commonly perform?
Top Medicare-reported procedures in 2023: Established patient problem focused exam of visual system (HCPCS 92012); Photography of the retina (HCPCS 92250); Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.