Doctor profile · Federal record

Dr. Tiffany Chan, O.D.

Low Vision Rehabilitation Optometrist (CMS: Optometry) · Low Vision Rehabilitation Optometrist · Grass Valley, CA

  • NPI 1528374246
  • Accepts Medicare
  • MIPS 75.0 / 100 · 2023
  • 16 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
360 Sierra College Dr, Suite 100
Grass Valley, CA 959455088
(530) 273-3190
Mailing address
360 Sierra College Dr Ste 100
Grass Valley, CA 959455088

Credentials & registration

NPPES · NUCC
NPI registered
August 2010 — 16 yrs on file
Profile last updated
January 6, 2026
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
152WL0500X — NUCC code
State licenses (2)
California #14113 · Maryland #TA2240
Medicaid (2)
CA #1528374246 · MD #044779000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528374246. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,454
Distinct HCPCS
10
Medicare allowed
$108,424
HCPCS Description Services Patients Avg allowed
92250 Photography of the retina 452 436 $39
92014 Established patient complete exam of visual system 313 311 $132
83861 Microfluid analysis of tears 144 54 $22
92012 Established patient problem focused exam of visual system 129 102 $94
99212 Established patient office or other outpatient visit, 10-19 minutes 71 64 $58
92133 Imaging of optic nerve 65 49 $36
92083 Exam of visual field with extended testing 62 54 $66
92134 Imaging of retina 49 45 $41
92285 Photography of content of eyes 33 25 $24
99205 New patient office or other outpatient visit, 60-74 minutes 29 29 $223

In context: peer comparison

Among 1 peers in Grass Valley Low Vision Rehabilitation Optometrist, average services per provider: 96. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$259
Transactions
8
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 1 $109.28
Alcon Vision LLC 2 $53.29
Bausch & Lomb Americas INC. 2 $38.16
Johnson & Johnson Vision Care, INC. 1 $25.65
CooperVision INC. 1 $17.22
Oyster Point Pharma, INC. 1 $15.74

By nature of payment

Food and Beverage
$259

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
134
Patients
29
Total drug cost
$11,257
Drug Type Claims Patients Total cost
Latanoprost Generic 95 29 $2,399
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 17 0 $427
Timolol Maleate Generic 11 0 $247
Xiidra (Lifitegrast) Brand 11 0 $8,185

Frequently asked questions

Auto-generated from federal data
What is Dr. Tiffany Chan's medical specialty?
Dr. Tiffany Chan practices Low Vision Rehabilitation Optometrist in Grass Valley, CA.
Where does Dr. Tiffany Chan practice?
Dr. Tiffany Chan practices at 360 Sierra College Dr, Grass Valley, CA 959455088. Office phone: 5302733190.
What is Dr. Tiffany Chan's NPI?
Dr. Tiffany Chan's National Provider Identifier (NPI) is 1528374246, issued by NPPES.
Does Dr. Tiffany Chan accept Medicare assignment?
Yes. Dr. Tiffany Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tiffany Chan commonly perform?
Top Medicare-reported procedures in 2023: Photography of the retina (HCPCS 92250); Established patient complete exam of visual system (HCPCS 92014); Microfluid analysis of tears (HCPCS 83861). Source: CMS Medicare Physician & Other Practitioners file.