PROVIDER PROFILE · NPI 1346263357

Chee TanM.D., PH.D.

OphthalmologyPasadena, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,035

Unique beneficiaries

—

Total services

2,914

Distinct HCPCS

Medicare payment

$243K

Peer benchmark

Total Medicare services vs. 2,144 Ophthalmology providers in CA — above median (cohort median 1,859).

PRESCRIBING · PART D · 2024

Total Rx claims

1,477

Beneficiaries

—

Total drug cost

$60K

Distinct drugs

Brand share

19.7%

Top prescribed drugs

Latanoprost550 claims

Dorzolamide Hcl/Timolol Maleat164 claims

Prednisolone Acetate157 claims

Ofloxacin127 claims

Diclofenac Sodium122 claims

QUALITY · MIPS · 2024

Final MIPS score

100.0

Quality

100.0

Cost

63.2

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

1.05%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$22

Payment records

By payment type

Food and Beverage$22

REFERRAL NETWORK

Where Chee Tan'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). 1 inbound referrers · 5 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	30	147

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Arcadia Outpatient Surgery Center Lp Ambulatory Surgical Center · Arcadia, CA	40	91
Unilab Corporation Clinical Laboratory · West Hills, CA	23	124
Stephen Fernandez Anesthesiology · Arcadia, CA	14	33
Patrick Raymond Anesthesiology · Arcadia, CA	14	17
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	11	44

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