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PROVIDER PROFILE · NPI 1164460572

Mark JoynerM.D.

Emergency MedicineSan Pedro, CAI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
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PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
Final MIPS score
96.7
Quality
90.0
Cost
78.4
Improvement activities
40.0
Promoting interop.
0.0
Payment adjustment
0.91%
Group
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
230
Unique beneficiaries
—
Total services
241
Distinct HCPCS
5
Medicare payment
$17K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 5,287 Emergency Medicine providers in CA — below median (cohort median 355).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Mark Joyner'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). 14 inbound referrers · 48 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
DIGNITY HEALTH104280
Ammar Istwani
Diagnostic Radiology · Long Beach, CA
3280
Bassam Zahlan
Diagnostic Radiology · Long Beach, CA
2871
Unilab Corporation
Clinical Laboratory · West Hills, CA
2258
Anoop Shah
Gastroenterology · Long Beach, CA
1927
CHLB, LLC1741
LIBERTY AMBULANCE LLC1748
SPECTRA LABORATORIES INC1592
LONG BEACH DIALYSIS CENTER, LLC1430
Essam Maasarani
Nephrology · Long Beach, CA
1368
John Issa
Hospitalist · Long Beach, CA
1345
Shaghayegh Haghighat
Emergency Medicine · San Pedro, CA
1130
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
DIGNITY HEALTH371968
Gregory Vanley
Diagnostic Radiology · Long Beach, CA
141386
Ammar Istwani
Diagnostic Radiology · Long Beach, CA
130315
Bassam Zahlan
Diagnostic Radiology · Long Beach, CA
128335
LEVAN, ANN MARIE119302
City Of Long Beach
Ambulance Service Provider · Long Beach, CA
94219
Visal Nga
Internal Medicine · Long Beach, CA
37142
Vannarith So
Internal Medicine · Long Beach, CA
35136
James Jengo
Cardiology · Long Beach, CA
3466
Laboratory Corporation Of America
Clinical Laboratory · San Diego, CA
3176
LONG BEACH MEMORIAL MEDICAL3160
Unilab Corporation
Clinical Laboratory · West Hills, CA
2971
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.