What is Marshall Bishop's specialty?

Marshall Bishop (NPI 1821079260) is a Medicare-billing provider whose primary specialty is Family Practice in Shiner, TX.

Where does Marshall Bishop practice?

Marshall Bishop practices in Shiner, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1821079260.

How much does Medicare pay Marshall Bishop?

Marshall Bishop (NPI 1821079260) received approximately $57K in total Medicare Part B payments, serving 266 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1821079260

Marshall BishopMD

PRACTICEDRS WAGNER & WAGNER PASee all providers at this practice →

Family PracticeShiner, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

809

Unique beneficiaries

—

Total services

928

Distinct HCPCS

Medicare payment

$47K

Peer benchmark

Total Medicare services vs. 6,385 Family Practice providers in TX — above median (cohort median 567).

PRESCRIBING · PART D · 2024

Total Rx claims

9,245

Beneficiaries

—

Total drug cost

$608K

Distinct drugs

143

Brand share

19.0%

Top prescribed drugs

Atorvastatin Calcium414 claims

Furosemide399 claims

Losartan Potassium329 claims

Amlodipine Besylate316 claims

Gabapentin293 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$201

Payment records

By payment type

Food and Beverage$201

Top paying entities

Food and Beverage$201

REFERRAL NETWORK

Where Marshall Bishop'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). 13 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Ralph Wagner Family Practice · Shiner, TX	127	620
Clinical Pathology Laboratories, Inc. Clinical Laboratory · Austin, TX	104	317
CITIZENS MEDICAL CENTER COUNTY OF VICTORIA	102	360
NPI 1134138613	52	230
WAGNER MEDICAL CLINIC L.L.P.	50	241
Yasmeen Qureshi Diagnostic Radiology · Hudson, OH	44	149
County Of Lavaca Ambulance Service Provider · Hallettsville, TX	38	220
YOAKUM COMMUNITY HOSPITAL	25	115
WHISENANT, JOHN	24	126
Bain Cate Family Practice · Inez, TX	22	158
Corridor Medical Services Inc Portable X-Ray Supplier · New Braunfels, TX	21	172
Caroline Valdes Pathology · Victoria, TX	19	56

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