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PROVIDER PROFILE · NPI 1295754000

John MarshallO.D.

PRACTICEEYE ASSOCIATES, INCSee all providers at this practice →
OptometryBig Spring, TXI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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PricingContactPrivacyTerms
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
289
Unique beneficiaries
—
Total services
315
Distinct HCPCS
6
Medicare payment
$21K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 2,428 Optometry providers in TX — above median (cohort median 186).
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
204
Beneficiaries
—
Total drug cost
$5K
Distinct drugs
5
Brand share
13.2%
Top prescribed drugs
Latanoprost120 claims
Timolol Maleate46 claims
Dorzolamide Hcl/Timolol Maleat14 claims
Dorzolamide/Timolol/Pf13 claims
Brimonidine Tartrate11 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where John Marshall'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 · 12 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Laboratory Corporation Of America
Clinical Laboratory · Dallas, TX
3450
Ingram Investments Llc
Ambulatory Surgical Center · Midland, TX
2351
Manish Shroff
Internal Medicine · Big Spring, TX
2243
LONG, DAVID2034
MIDLAND COUNTY HOSPITAL DISTRICT1117
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
BIG SPRING HOSPITAL CORPORATION3952
Laboratory Corporation Of America
Clinical Laboratory · Dallas, TX
2839
Manish Shroff
Internal Medicine · Big Spring, TX
2846
Ronald Ingram
Ophthalmology · Midland, TX
2763
Cezary Kuprianowicz
Internal Medicine · Big Spring, TX
2270
Mario Castillo
Diagnostic Radiology · Big Spring, TX
1925
LONG, DAVID1633
MARTIN COUNTY HOSPITAL DISTRICT1534
MIDLAND COUNTY HOSPITAL DISTRICT1420
Ingram Investments Llc
Ambulatory Surgical Center · Midland, TX
1316
Rudy Haddad
Urology · Big Spring, TX
1124
COVENANT MEDICAL CENTER1119
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.