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PROVIDER PROFILE · NPI 1215970892

David ChiaM.D. FACS MBA

PRACTICEIRVINE EYE PHYSICIANS AND SURGEONS INCSee all providers at this practice →
OphthalmologyIrvine, CAI
CROSS-REFERENCE

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REFERRAL NETWORK

Where David Chia'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). 5 inbound referrers · 11 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Unilab Corporation
Clinical Laboratory · West Hills, CA
5795
BECKER, KEVIN3965
Specialty Surgical Center Of Irvine Lp
Ambulatory Surgical Center · Irvine, CA
1819
Nancy Councelbaum
Internal Medicine · Irvine, CA
1325
Li-Li Chia
Ophthalmology · Irvine, CA
1317
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Specialty Surgical Center Of Irvine Lp
Ambulatory Surgical Center · Irvine, CA
82186
HOAG MEMORIAL HOSPITAL PRESBYTERIAN5598
Unilab Corporation
Clinical Laboratory · West Hills, CA
53107
CALIFORNIA LABORATORY SCIENCES LLC4261
Laboratory Corporation Of America
Clinical Laboratory · San Diego, CA
2936
BARNES, GREGORY2244
BECKER, KEVIN2032
UNIVERSITY OF CALIFORNIA IRVINE1834
Nancy Councelbaum
Internal Medicine · Irvine, CA
1425
Jacob Ahdoot
Nephrology · Irvine, CA
1217
Steven Long
Family Practice · Irvine, CA
1116
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.
PRESCRIBING · PART D · 2024
Total Rx claims
858
Beneficiaries
—
Total drug cost
$69K
Distinct drugs
15
Brand share
24.7%
Top prescribed drugs
Latanoprost335 claims
Timolol Maleate124 claims
Dorzolamide Hcl/Timolol Maleat83 claims
Ketorolac Tromethamine68 claims
Prednisolone Acetate40 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
2,624
Unique beneficiaries
—
Total services
2,843
Distinct HCPCS
12
Medicare payment
$248K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 2,144 Ophthalmology providers in CA — above median (cohort median 1,859).
QUALITY · MIPS · 2024
Final MIPS score
86.3
Quality
60.6
Cost
93.6
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
0.48%
Individual
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$461
Payment records
13
By payment type
Food and Beverage$461