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PROVIDER PROFILE · NPI 1023169141

John Martin-JoyM.D.

PRACTICEMERRIMACK CENTERSee all providers at this practice →
PsychiatryCambridge, MAI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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REFERRAL NETWORK

Where John Martin-Joy'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). 5 inbound referrers · 7 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
James Evans
Psychiatry · Quincy, MA
2983
Sara Sullivan
Psychiatry · Boston, MA
1883
Armstrong Ambulance Service
Ambulance Service Provider · Arlington, MA
1427
Leonard Zir
Internal Medicine · Cambridge, MA
1329
Kyle Pond
Cardiology · Cambridge, MA
1118
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
MOUNT AUBURN HOSPITAL651,046
James Evans
Psychiatry · Quincy, MA
2258
Sara Sullivan
Psychiatry · Boston, MA
2044
Stephanie Hill
Psychiatry · Ahoskie, NC
1952
Margarita Eydelman
Psychiatry · Boston, MA
1923
LIFELINE AMBULANCE SERVICE, LLC1824
D'AFFLITTI, JOSEPH1632
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.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
95
Unique beneficiaries
—
Total services
301
Distinct HCPCS
4
Medicare payment
$22K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,006 Psychiatry providers in MA — top quintile (cohort median 248).
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
89
Beneficiaries
—
Total drug cost
$2K
Distinct drugs
7
Brand share
12.4%
Top prescribed drugs
Escitalopram Oxalate16 claims
Sertraline Hcl14 claims
Clonazepam13 claims
Fluvoxamine Maleate12 claims
Mirtazapine12 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.