Doctor profile · Federal record
Dr. Sarah Chang, MD
Ophthalmology Physician (CMS: Ophthalmology) · Greenbelt, MD
- NPI 1790280402
- Accepts Medicare
- MIPS 95.5 / 100 · 2023
- 8 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
7500 Greenway Center Dr Ste 300
Greenbelt, MD 207703551
(301) 277-4844
Credentials & registration
- NPI registered
- March 2018 — 8 yrs on file
- Profile last updated
- May 16, 2022
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 207W00000X — NUCC code
- State license (1)
- Maryland #D0092875
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1790280402. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
875
Distinct HCPCS
10
Medicare allowed
$118,472
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 211 | 135 | $141 | |
92136 |
Measurement of corneal curvature and depth of eye | 87 | 45 | $50 | |
92083 |
Exam of visual field with extended testing | 80 | 67 | $73 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 79 | 79 | $181 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 76 | 54 | $99 | |
92133 |
Imaging of optic nerve | 68 | 66 | $40 | |
66984 |
Removal of cataract with insertion of prosthetic lens | 56 | 35 | $573 | |
92134 |
Imaging of retina | 49 | 40 | $43 | |
92014 |
Established patient complete exam of visual system | 42 | 38 | $145 | |
92020 |
Exam of the internal drainage system of eye | 41 | 40 | $31 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 117. This provider delivers 7.5× the peer median.Open Payments
Industry payments received
All-time total
$850
Transactions
37
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 13 | $246.42 | |
| Alcon Vision LLC | 9 | $178.18 | |
| Tarsus Pharmaceuticals, Inc. | 4 | $114.54 | |
| Bausch & Lomb Americas Inc. | 2 | $112.17 | |
| Amgen Inc. | 5 | $104.92 | |
| Harrow Eye, LLC | 1 | $38.48 | |
| NEW WORLD MEDICAL,INC. | 1 | $21.69 | |
| Sight Sciences, Inc. | 1 | $17.58 | |
| BIOTISSUE HOLDINGS INC. | 1 | $15.56 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
491
Patients
254
Total drug cost
$35,282
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Latanoprost | Generic | 144 | 62 | $4,774 |
| Prednisolone Acetate | Generic | 83 | 56 | $3,208 |
| Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) | Brand | 55 | 28 | $1,734 |
| Ketorolac Tromethamine | Generic | 53 | 38 | $1,360 |
| Brimonidine Tartrate | Generic | 43 | 20 | $2,194 |
| Ofloxacin | Generic | 38 | 28 | $515 |
| Timolol Maleate | Generic | 24 | 11 | $330 |
| Dorzolamide Hcl | Generic | 20 | 0 | $552 |
| Rhopressa (Netarsudil Mesylate) | Brand | 20 | 11 | $13,811 |
| Lumigan (Bimatoprost) | Brand | 11 | 0 | $6,805 |
Frequently asked questions
What is Dr. Sarah Chang's medical specialty?
Dr. Sarah Chang practices Ophthalmology Physician in Greenbelt, MD.
Where does Dr. Sarah Chang practice?
Dr. Sarah Chang practices at 7500 Greenway Center Dr Ste 300, Greenbelt, MD 207703551. Office phone: 3012774844.
What is Dr. Sarah Chang's NPI?
Dr. Sarah Chang's National Provider Identifier (NPI) is 1790280402, issued by NPPES.
Does Dr. Sarah Chang accept Medicare assignment?
Yes. Dr. Sarah Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sarah Chang commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Measurement of corneal curvature and depth of eye (HCPCS 92136); Exam of visual field with extended testing (HCPCS 92083). Source: CMS Medicare Physician & Other Practitioners file.