PROVIDER PROFILE · NPI 1558324392

Charles KellerM.D.

OphthalmologyOrange, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,274

Unique beneficiaries

—

Total services

1,558

Distinct HCPCS

Medicare payment

$138K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

990

Beneficiaries

—

Total drug cost

$90K

Distinct drugs

Brand share

39.9%

Top prescribed drugs

Latanoprost324 claims

Prednisolone Acetate197 claims

Polymyxin B Sulf/Trimethoprim109 claims

Dorzolamide Hcl/Timolol Maleat98 claims

Bromfenac Sodium53 claims

QUALITY · MIPS · 2024

Final MIPS score

80.7

Quality

93.9

Cost

41.7

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.24%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$103

Payment records

By payment type

Food and Beverage$103

REFERRAL NETWORK

Where Charles Keller'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 · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	142	284
Surgicare Of La Veta Ltd Ambulatory Surgical Center · Orange, CA	21	30
Newport Bay Surgery Center, Llc Ambulatory Surgical Center · Newport Beach, CA	20	39
Mark Rodrigues Internal Medicine · Orange, CA	17	29
David Karlin Diagnostic Radiology · Orange, CA	15	21
Thomas Hwang Internal Medicine · Tustin, CA	12	23
HARRIS HISTOLOGY SERVICES	12	14
Richard Cho Interventional Radiology · Orange, CA	11	13
Mary Harward Internal Medicine · Orange, CA	11	24

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