What is Lewis Wallace's specialty?

Lewis Wallace (NPI 1942292271) is a Medicare-billing provider whose primary specialty is Internal Medicine in Ada, OK.

Where does Lewis Wallace practice?

Lewis Wallace practices in Ada, OK, based on the location reported in the CMS Medicare provider datasets for NPI 1942292271.

How much does Medicare pay Lewis Wallace?

Lewis Wallace (NPI 1942292271) received approximately $2K in total Medicare Part B payments, serving 41 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1942292271

Lewis WallaceDO

PRACTICECHICKASAW NATION DIVISION OF HEALTHSee all providers at this practice →

Internal MedicineAda, OKI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$1K

Peer benchmark

Total Medicare services vs. 642 Internal Medicine providers in OK — bottom quintile (cohort median 885).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 370180

Hospital

REFERRAL NETWORK

Where Lewis Wallace'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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CHICKASAW NATION DIVISION OF HEALTH CHICKASAW NATION MEDICAL CENTER	130	735
George Chrysant Interventional Cardiology · Oklahoma City, OK	19	49
JONES, NINA	16	33
Steven Fillmore Internal Medicine · Ada, OK	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

Healthparse Signals

Monitor this provider for changes — dated NPI change events