Doctor profile · Federal record
Dr. Allen Chiang, M.D.
Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Retina Specialist (Ophthalmology) Physician · Retina Specialist (Ophthalmology) Physician · Plymouth Meeting, PA
- NPI 1326212960
- Accepts Medicare
- MIPS 100.0 / 100 · 2023
- 21 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4060 Butler Pike, Suite 200
Plymouth Meeting, PA 194621560
(800) 331-6634
Credentials & registration
- NPI registered
- April 2008 — 18 yrs on file
- Profile last updated
- May 6, 2019
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State licenses (2)
- Pennsylvania #MD436258 · New Jersey #25MA09259400
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1326212960. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
43,473
Distinct HCPCS
10
Medicare allowed
$8,372,604
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J2777 |
Injection, faricimab-svoa, 0.1 mg | 14,520 | 40 | $37 | |
J2778 |
Injection, ranibizumab, 0.1 mg | 6,197 | 313 | $238 | |
92134 |
Imaging of retina | 5,550 | 1,901 | $40 | |
J0178 |
Injection, aflibercept, 1 mg | 4,708 | 398 | $864 | |
Q5128 |
Injection, ranibizumab-eqrn (cimerli), biosimilar, 0.1 mg | 4,088 | 250 | $272 | |
67028 |
Injection of drug into eye | 3,833 | 768 | $126 | |
92012 |
Established patient problem focused exam of visual system | 2,848 | 1,052 | $89 | |
92014 |
Established patient complete exam of visual system | 965 | 896 | $125 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 227 | 227 | $167 | |
92201 |
Extended exam of the back part of the eye with retinal drawing | 210 | 202 | $25 |
In context: peer comparison
Among 11 peers in this city , average services per provider: 1,702. This provider delivers 26× the peer median.Open Payments
Industry payments received
All-time total
$53
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boston Scientific Corporation | 1 | $53.48 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
409
Patients
224
Total drug cost
$37,203
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisolone Acetate | Generic | 138 | 92 | $9,320 |
| Ketorolac Tromethamine | Generic | 64 | 33 | $1,290 |
| Polymyxin B Sul-Trimethoprim (Polymyxin B Sulf/Trimethoprim) | Brand | 46 | 43 | $414 |
| Prolensa (Bromfenac Sodium) | Brand | 32 | 11 | $11,263 |
| Brimonidine Tartrate | Generic | 25 | 16 | $587 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 21 | 12 | $624 |
| Bromfenac Sodium | Generic | 19 | 0 | $2,377 |
| Ilevro (Nepafenac) | Brand | 18 | 0 | $6,685 |
| Ofloxacin | Generic | 17 | 17 | $385 |
| Atropine Sulfate | Generic | 15 | 0 | $802 |
Frequently asked questions
What is Dr. Allen Chiang's medical specialty?
Dr. Allen Chiang practices Ophthalmology Physician in Plymouth Meeting, PA.
Where does Dr. Allen Chiang practice?
Dr. Allen Chiang practices at 4060 Butler Pike, Plymouth Meeting, PA 194621560. Office phone: 8003316634.
What is Dr. Allen Chiang's NPI?
Dr. Allen Chiang's National Provider Identifier (NPI) is 1326212960, issued by NPPES.
Does Dr. Allen Chiang accept Medicare assignment?
Yes. Dr. Allen Chiang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Allen Chiang commonly perform?
Top Medicare-reported procedures in 2023: Injection, faricimab-svoa, 0.1 mg (HCPCS J2777); Injection, ranibizumab, 0.1 mg (HCPCS J2778); Imaging of retina (HCPCS 92134). Source: CMS Medicare Physician & Other Practitioners file.