Doctor profile · Federal record
Dr. Timothy Xu, MD
Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Philadelphia, PA
- NPI 1699351635
- Accepts Medicare
- 5 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
840 Walnut St Ste 1020
Philadelphia, PA 191075109
(800) 331-6634 - Additional location
-
200 1St St Sw
Rochester, MN 559050002
(507) 284-2511
Credentials & registration
- NPI registered
- March 2021 — 5 yrs on file
- Profile last updated
- June 23, 2025
- Year of graduation
- 2021 — 5 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State licenses (2)
- Pennsylvania #MD488897 · Minnesota #31532
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1699351635. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
132
Distinct HCPCS
4
Medicare allowed
$12,628
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 72 | 62 | $88 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 23 | 22 | $124 | |
92134 |
Imaging of retina | 19 | 12 | $39 | |
92004 |
New patient complete exam of visual system | 18 | 18 | $149 |
In context: peer comparison
Among 68 peers in Philadelphia Ophthalmology Physician, average services per provider: 160. This provider delivers 0.8× the peer median.Open Payments
Industry payments received
All-time total
$148
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Sight Sciences, INC. | 1 | $147.77 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
102
Patients
48
Total drug cost
$3,941
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisolone Acetate | Generic | 28 | 20 | $1,243 |
| Moxifloxacin (Moxifloxacin Hcl) | Brand | 22 | 13 | $596 |
| Erythromycin (Erythromycin Base) | Brand | 15 | 15 | $187 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 13 | 0 | $364 |
| Fluorometholone | Generic | 13 | 0 | $1,240 |
| Ketorolac Tromethamine | Generic | 11 | 0 | $312 |
Hospital affiliations
Frequently asked questions
What is Dr. Timothy Xu's medical specialty?
Dr. Timothy Xu practices Ophthalmology Physician in Philadelphia, PA.
Where does Dr. Timothy Xu practice?
Dr. Timothy Xu practices at 840 Walnut St Ste 1020, Philadelphia, PA 191075109. Office phone: 8003316634.
What is Dr. Timothy Xu's NPI?
Dr. Timothy Xu's National Provider Identifier (NPI) is 1699351635, issued by NPPES.
Does Dr. Timothy Xu accept Medicare assignment?
Yes. Dr. Timothy Xu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Xu 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 retina (HCPCS 92134). Source: CMS Medicare Physician & Other Practitioners file.