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PROVIDER PROFILE · NPI 1578659249

Martin CollenM.D.

GastroenterologyWildomar, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
46
Unique beneficiaries
—
Total services
46
Distinct HCPCS
2
Medicare payment
$5K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,398 Gastroenterology providers in CA — bottom quintile (cohort median 750).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
Final MIPS score
85.5
Quality
56.4
Cost
82.9
Improvement activities
40.0
Promoting interop.
0.0
Payment adjustment
0.44%
Group
REFERRAL NETWORK

Where Martin Collen'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). 11 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
DESERT REGIONAL MEDICAL CENTER, INC.215319
Homan Abdollahzadeh
Gastroenterology · Palm Springs, CA
97183
Henry Jones
Diagnostic Radiology · Anderson, IN
3557
Samuel Song
Diagnostic Radiology · Glenwood Springs, CO
3141
EISENHOWER MEDICAL CENTER2540
Joel Stillings
Emergency Medicine · Colton, CA
1722
Stacy Mitchell Doyle
Internal Medicine · Greenville, TX
1522
NPI 14472397851422
CHAKRABARTY, ARUN1414
Gerardo Martin
Family Practice · San Diego, CA
1121
Micah Wittler
Emergency Medicine · San Bernardino, CA
1116
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.