Tracy Chan
Optometrists (Optometrist)
- Medicare participating
At a glance
- Medical school
- Southern California College of Optometry (2014)
- Years since graduation
- 12
- In the NPI registry since
- 2014
- Medicare patients seen, 2024
- 396
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2014Medical school: Southern California College of Optometry
- 2014Registered with an NPI (national billing number; not a license date)
Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Optometrist primary
CA license 15083
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- University of California Davis Medical Center Sacramento, CA
Medical groups
- Regents of the University of California (567 clinicians)
- Gabriel Jacob MD A Medical Corporation (7 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 396
- Services billed
- 574
- Patients’ average age
- 75
| Service | Times | Patients |
|---|---|---|
| Established patient complete exam of visual system | 120 | 117 |
| New patient complete exam of visual system | 62 | 62 |
| Imaging of retina | 45 | 45 |
| Established patient problem focused exam of visual system | 42 | 39 |
| Imaging of optic nerve | 24 | 24 |
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Medicare prescriptions
| Drug | Prescriptions |
|---|---|
| Latanoprost Other prescribers in Sacramento, CA | 66 |
| Restasis (cyclosporine) Other prescribers in Sacramento, CA | 13 |
| Xiidra (lifitegrast) Other prescribers in Sacramento, CA | 12 |
| Brimonidine Tartrate Other prescribers in Sacramento, CA | 11 |
Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.
Payments from drug and device companies
In 2025, 7 companies reported 7 payments worth $184 in total to this clinician.
| Glaukos Corporation | $34.94 |
|---|---|
| Alcon Vision LLC | $30.14 |
| Oyster Point Pharma, Inc. | $29.50 |
| Genentech USA, Inc. | $27.95 |
| Harrow Eye, LLC | $26.00 |
| Tarsus Pharmaceuticals, Inc. | $21.86 |
| AbbVie Inc. | $13.68 |
| Food and Beverage | $184 |
|---|
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.