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PROVIDER PROFILE · NPI 1164489829

Mark GrinmanMD

NeuropsychiatryMyrtle Beach, SCI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 320009
Hospital
CCN 320017
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
407
Unique beneficiaries
—
Total services
860
Distinct HCPCS
4
Medicare payment
$67K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 9 Neuropsychiatry providers in SC — above median (cohort median 821).
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Mark Grinman'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). 62 inbound referrers · 120 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
David Anderson
Diagnostic Radiology · Georgetown, SC
183408
Christopher Daub
Diagnostic Radiology · Murrells Inlet, SC
145320
JONES, WEBSTER128311
HADEN, MARY123269
Robert Whitehead
Diagnostic Radiology · Georgetown, SC
121282
County Of Georgetown
Ambulance Service Provider · Georgetown, SC
89249
John Ijem
Cardiology · Pawleys Island, SC
64182
Anthony De Haas
General Surgery · Pawleys Island, SC
5782
Larry Kelly
Internal Medicine · Pawleys Island, SC
57111
Craig Lieberman
Cardiology · Kingstree, SC
5090
Charles Garner
General Surgery · Pawleys Island, SC
5085
Edward Brumfield
Family Practice · Pawleys Island, SC
49111
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
GEORGETOWN MEMORIAL HOSPITAL237590
WACCAMAW COMMUNITY HOSPITAL197436
Victor Diaz-Gonzalez
Interventional Cardiology · Pawleys Island, SC
158310
David Anderson
Diagnostic Radiology · Georgetown, SC
155322
PARABASIC, INC124302
DESCHAMPS, GEORGE116242
Laboratory Corporation Of America Holdings
Clinical Laboratory · Burlington, NC
100190
Mitchell Devlin
Cardiology · Spartanburg, SC
99196
Christopher Daub
Diagnostic Radiology · Murrells Inlet, SC
95223
JONES, WEBSTER78161
John Ijem
Cardiology · Pawleys Island, SC
76180
Robert Tucker
Diagnostic Radiology · Round Rock, TX
70141
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.