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PROVIDER PROFILE · NPI 1114959301

John WalkerMD

Family PracticeThe Woodlands, TXI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$320
Payment records
15
By payment type
Food and Beverage$320
PRESCRIBING · PART D · 2024
Total Rx claims
6,094
Beneficiaries
—
Total drug cost
$572K
Distinct drugs
103
Brand share
25.4%
Top prescribed drugs
Atorvastatin Calcium729 claims
Amlodipine Besylate344 claims
Levothyroxine Sodium267 claims
Rosuvastatin Calcium237 claims
Tamsulosin Hcl193 claims
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (6)

CCN 673134
Home health agency
CCN 450184
Hospital
CCN 450774
Hospital
CCN 670093
Hospital
CCN 670122
Hospital
CCN 453025
Inpatient rehabilitation facility
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
2,332
Unique beneficiaries
—
Total services
3,133
Distinct HCPCS
31
Medicare payment
$112K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 6,385 Family Practice providers in TX — top quintile (cohort median 567).
REFERRAL NETWORK

Where John Walker'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). 6 inbound referrers · 14 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Quest Diagnostics Clinical Laboratories Inc
Clinical Laboratory · Houston, TX
2965
Craig Boudreaux
Family Practice · Conroe, TX
2134
Clifford Yut
Internal Medicine · The Woodlands, TX
1932
Amit Mittal
Diagnostic Radiology · Houston, TX
1119
Thanh Ngo
Family Practice · The Woodlands, TX
1114
Mark Wilkerson
Ophthalmology · Conroe, TX
1125
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Laboratory Corporation Of America
Clinical Laboratory · Houston, TX
259687
MEMORIAL HERMANN HEALTH SYSTEM68153
Scott Kahney
Family Practice · The Woodlands, TX
2765
Clifford Yut
Internal Medicine · The Woodlands, TX
2741
Quest Diagnostics Clinical Laboratories Inc
Clinical Laboratory · Houston, TX
2460
ST. LUKE'S COMMUNITY HEALTH SERVICES1848
Craig Boudreaux
Family Practice · Conroe, TX
1629
ADHAM, WALID1427
Laboratory Corporation Of America Holdings
Clinical Laboratory · Burlington, NC
1418
Arif Rahman
Diagnostic Radiology · Houston, TX
1425
Elizabeth Robert
Diagnostic Radiology · Houston, TX
1319
Daniel Gianella
Diagnostic Radiology · Long Beach, CA
1216
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.