PROVIDER PROFILE · NPI 1104893692

William BighamMD

PRACTICEISLAND EYE SPECIALISTS, APCSee all providers at this practice →

OphthalmologyCoronado, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$2K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$12K

Distinct drugs

Brand share

18.4%

Top prescribed drugs

Latanoprost45 claims

Brimonidine Tartrate17 claims

Cyclosporine14 claims

QUALITY · MIPS · 2024

Final MIPS score

99.3

Quality

100.0

Cost

97.7

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

1.02%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$71

Payment records

By payment type

Food and Beverage$71

REFERRAL NETWORK

Where William Bigham'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). 9 inbound referrers · 23 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SHARP CORONADO HOSPITAL AND HEALTHCARE CENTER	125	325
Peter Kelly Internal Medicine · Coronado, CA	62	183
Asha Devereaux Pulmonary Disease · Coronado, CA	20	91
Joel Sigeti Diagnostic Radiology · San Diego, CA	18	37
FRANCIS, DAVID	18	24
REGENTS OF THE UNIVERSITY OF CALIFORNIA	17	40
Charlene Kakimoto Dermatology · Coronado, CA	16	32
Unilab Corporation Clinical Laboratory · West Hills, CA	16	33
COOK, GLENN	11	21

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
SHARP CORONADO HOSPITAL AND HEALTHCARE CENTER	118	313
SCRIPPS HEALTH	90	316
Peter Kelly Internal Medicine · Coronado, CA	57	178
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	49	88
Nikolas London Ophthalmology · San Diego, CA	35	59
Scripps Health Clinical Laboratory · San Diego, CA	34	179
Ann Siefert Dermatology · Coronado, CA	30	41
Thomas Diggs Cardiology · San Diego, CA	28	80
FRANCIS, DAVID	24	31
REGENTS OF THE UNIVERSITY OF CALIFORNIA	22	40
Asha Devereaux Pulmonary Disease · Coronado, CA	20	83
LA JOLLA ORTHOPAEDIC SURGERY CENTER LP	20	55

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