What is Tiffany Chan's specialty?

Tiffany Chan (NPI 1528374246) is a Medicare-billing provider whose primary specialty is Optometry in Grass Valley, CA.

Where does Tiffany Chan practice?

Tiffany Chan practices in Grass Valley, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1528374246.

How much does Medicare pay Tiffany Chan?

Tiffany Chan (NPI 1528374246) received approximately $86K in total Medicare Part B payments, serving 549 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1528374246

Tiffany ChanO.D.

PRACTICEGERALD D. CHAN, O.D. & LISA E. MOON, O.D.See all providers at this practice →

OptometryGrass Valley, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,429

Unique beneficiaries

—

Total services

1,653

Distinct HCPCS

Medicare payment

$86K

Peer benchmark

Total Medicare services vs. 2,493 Optometry providers in CA — top quintile (cohort median 147).

PRESCRIBING · PART D · 2024

Total Rx claims

133

Beneficiaries

—

Total drug cost

$18K

Distinct drugs

Brand share

27.8%

Top prescribed drugs

Latanoprost96 claims

Dorzolamide Hcl/Timolol Maleat15 claims

Varenicline Tartrate11 claims

Lifitegrast11 claims

QUALITY · MIPS · 2024

Final MIPS score

0.0

Quality

0.0

Cost

0.0

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

-9.00%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$259

Payment records

By payment type

Food and Beverage$259

Top paying entities

Food and Beverage$259

REFERRAL NETWORK

Where Tiffany Chan's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	27	51
Adrienne Scott Ophthalmology · Baltimore, MD	24	55
Quest Diagnostics Incorporated Md Clinical Laboratory · Baltimore, MD	17	42
Ashley Deemer Optometry · Anaheim, CA	12	14

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events