Doctor profile · Federal record
Dr. Theodore Leng, MD
Retina Specialist (Ophthalmology) Physician (CMS: Ophthalmology) · Ophthalmology Physician · Stanford, CA
- NPI 1144438987
- Accepts Medicare
- 21 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
300 Pasteur Dr
Stanford, CA 943052200
(650) 723-4000 - Additional location
-
2452 Watson CT
Palo Alto, CA 943033216
(650) 721-6888
fax (650) 565-8297 - Mailing address
-
2452 Watson CT
Palo Alto, CA 943033216
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- March 21, 2024
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207WX0107X — NUCC code
- State license (1)
- California #A106892
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1144438987. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,902
Distinct HCPCS
10
Medicare allowed
$378,326
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92134 |
Imaging of retina | 2,089 | 870 | $29 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 1,390 | 874 | $111 | |
67028 |
Injection of drug into eye | 1,185 | 206 | $123 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 92 | 92 | $151 | |
92228 |
Imaging of retina with remote review by physician | 48 | 48 | $21 | |
92228 |
Imaging of retina with remote review by physician | 28 | 27 | $19 | |
92250 |
Photography of the retina | 25 | 20 | $25 | |
92134 |
Imaging of retina | 19 | 15 | $29 | |
92136 |
Measurement of corneal curvature and depth of eye | 14 | 13 | $36 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 12 | 11 | $75 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 223. This provider delivers 22× the peer median.Open Payments
Industry payments received
All-time total
$39,434
Transactions
32
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Topcon Healthcare, Inc. | 4 | $15,000.00 | |
| Boehringer Ingelheim International GmbH | 7 | $8,396.09 | |
| F. Hoffmann-La Roche AG | 4 | $6,352.05 | |
| Regeneron Healthcare Solutions, Inc. | 2 | $4,860.00 | |
| Genentech, Inc. | 2 | $3,656.25 | |
| Genentech USA, Inc. | 5 | $542.85 | |
| Astellas Pharma US Inc | 2 | $286.79 | |
| Regeneron Pharmaceuticals, Inc. | 4 | $249.05 | |
| Astellas Pharma Global Development | 1 | $54.70 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $36.63 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
115
Patients
23
Total drug cost
$5,028
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Azelastine Hcl | Generic | 49 | 23 | $2,093 |
| Prednisolone Acetate | Generic | 22 | 0 | $967 |
| Bromfenac Sodium | Generic | 16 | 0 | $1,354 |
| Erythromycin (Erythromycin Base) | Brand | 15 | 0 | $201 |
| Ketorolac Tromethamine | Generic | 13 | 0 | $413 |
Hospital affiliations
Frequently asked questions
What is Dr. Theodore Leng's medical specialty?
Dr. Theodore Leng practices Retina Specialist (Ophthalmology) Physician in Stanford, CA.
Where does Dr. Theodore Leng practice?
Dr. Theodore Leng practices at 300 Pasteur Dr, Stanford, CA 943052200. Office phone: 6507234000.
What is Dr. Theodore Leng's NPI?
Dr. Theodore Leng's National Provider Identifier (NPI) is 1144438987, issued by NPPES.
Does Dr. Theodore Leng accept Medicare assignment?
Yes. Dr. Theodore Leng accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Theodore Leng commonly perform?
Top Medicare-reported procedures in 2023: Imaging of retina (HCPCS 92134); Established patient office or other outpatient visit (HCPCS 99214); Injection of drug into eye (HCPCS 67028). Source: CMS Medicare Physician & Other Practitioners file.