What is Marilyn Shook's specialty?

Marilyn Shook (NPI 1750582847) is a Medicare-billing provider whose primary specialty is Physician Assistant in Houston, TX.

Where does Marilyn Shook practice?

Marilyn Shook practices in Houston, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1750582847.

How much does Medicare pay Marilyn Shook?

Marilyn Shook (NPI 1750582847) received approximately $8K in total Medicare Part B payments, serving 60 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1750582847

Marilyn ShookPA

Physician AssistantHouston, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$4K

Peer benchmark

Total Medicare services vs. 6,198 Physician Assistant providers in TX — bottom quintile (cohort median 254).

PRESCRIBING · PART D · 2024

Total Rx claims

122

Beneficiaries

—

Total drug cost

$621

Distinct drugs

Brand share

13.1%

Top prescribed drugs

Meloxicam64 claims

Tramadol Hcl28 claims

Acetaminophen With Codeine16 claims

Celecoxib14 claims

QUALITY · MIPS · 2024

Final MIPS score

79.4

Quality

73.1

Cost

64.9

Improvement activities

40.0

Promoting interop.

92.0

Payment adjustment

0.18%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$11K

Payment records

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$6K

Travel and Lodging$4K

Food and Beverage$2K

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$6K

Travel and Lodging$4K

Food and Beverage$2K

REFERRAL NETWORK

Where Marilyn Shook'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
Alan Rechter Orthopedic Surgery · Houston, TX	58	180
Robert Staewen Diagnostic Radiology · Houston, TX	27	32
METHODIST HEALTH CENTERS	12	16
Susan Vogel Internal Medicine · Houston, TX	12	13

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