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PROVIDER PROFILE · NPI 1780730309

Lynn GriesMD

Critical Care (Intensivists)Tucson, AZI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
256
Unique beneficiaries
—
Total services
346
Distinct HCPCS
8
Medicare payment
$29K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 139 Critical Care (Intensivists) providers in AZ — above median (cohort median 363).
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
Final MIPS score
93.3
Quality
74.6
Cost
0.0
Improvement activities
40.0
Promoting interop.
99.0
Payment adjustment
0.77%
APM Entity
REFERRAL NETWORK

Where Lynn Gries'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). 20 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
BANNER - UNIVERSITY MEDICAL CENTER TUCSON CAMPUS LLC112388
BANNER PHARMACY SERVICES LLC59177
SIRAJUDDIN, ARLENE3090
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2047
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1935
Isabel Cortopassi
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1957
James Costello
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1530
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.