What is Philip Custer's specialty?

Philip Custer (NPI 1538187968) is a Medicare-billing provider whose primary specialty is Ophthalmology in Saint Louis, MO.

Where does Philip Custer practice?

Philip Custer practices in Saint Louis, MO, based on the location reported in the CMS Medicare provider datasets for NPI 1538187968.

How much does Medicare pay Philip Custer?

Philip Custer (NPI 1538187968) received approximately $131K in total Medicare Part B payments, serving 303 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1538187968

Philip CusterMD

OphthalmologySaint Louis, MOI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

504

Unique beneficiaries

—

Total services

3,922

Distinct HCPCS

Medicare payment

$93K

Peer benchmark

Total Medicare services vs. 284 Ophthalmology providers in MO — above median (cohort median 2,050).

PRESCRIBING · PART D · 2024

Total Rx claims

504

Beneficiaries

—

Total drug cost

$4K

Distinct drugs

Brand share

84.9%

Top prescribed drugs

Erythromycin Base300 claims

Sulfamethoxazole/Trimethoprim76 claims

Bacitracin/Polymyxin B Sulfate52 claims

Doxycycline Hyclate25 claims

Ondansetron Hcl18 claims

QUALITY · MIPS · 2024

Final MIPS score

84.2

Quality

71.6

Cost

75.7

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.39%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$332

Payment records

By payment type

Food and Beverage$332

Top paying entities

Food and Beverage$332

REFERRAL NETWORK

Where Philip Custer'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 · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Washington University Clinical Laboratory · Saint Louis, MO	37	57
MCCLENAHAN, PAMELA	24	49
George Harocopos Ophthalmology · Saint Louis, MO	19	50
ST. LUKES EPISCOPAL-PRESBYTERIAN HOSPITAL	16	37
Eva Hurst Dermatology · Fairview Heights, IL	12	30

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