caretrace.iopowered by▸healthparse
SearchCohort Builder
Tools▾
KOL FinderTerritoriesDrug Compare
AI Query
Browse▾
By stateBy specialty
Pricing
SearchCohort BuilderToolsKOL FinderTerritoriesDrug CompareAI QueryBrowseBy stateBy specialtyPricing
PROVIDER PROFILE · NPI 1215976212

Pierre MayerM.D.

PRACTICERIVERWALK GROUP, INC.See all providers at this practice →
PsychiatryLawrence, MAI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
REFERRAL NETWORK

Where Pierre Mayer'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). 7 inbound referrers · 16 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
THE LOWELL GENERAL HOSPITAL33116
Pridestar Ems Inc
Ambulance Service Provider · Lowell, MA
3173
Lisa Brown
Nurse Practitioner · Lowell, MA
1536
STEWARD HOLY FAMILY HOSPITAL, INC.1526
James Tollman
Family Practice · North Andover, MA
1418
Lawrence General Hospital
Ambulance Service Provider · Lawrence, MA
1228
Armstrong Ambulance Service
Ambulance Service Provider · Arlington, MA
1126
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
UHS OF WESTWOOD PEMBROKE INC6991
Richard Marcus
Psychiatry · Pembroke, MA
48146
John Sebastianelli
Pediatric Medicine · Haverhill, MA
34109
James Tollman
Family Practice · North Andover, MA
3468
NDEGWA, JANE32110
Matthew Levin
Neuropsychiatry · Fair Haven, NJ
3086
THE LOWELL GENERAL HOSPITAL2267
TRINITY EMS, INC.2036
Deborah Pittman
Certified Clinical Nurse Specialist · Hyannis, MA
2052
Donna-Marie Lynch
Nurse Practitioner · Needham, MA
1964
Kevin Kapila
Internal Medicine · Boston, MA
1732
Pridestar Ems Inc
Ambulance Service Provider · Lowell, MA
1526
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
192
Unique beneficiaries
—
Total services
1,095
Distinct HCPCS
4
Medicare payment
$62K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,006 Psychiatry providers in MA — top quintile (cohort median 248).
PRESCRIBING · PART D · 2024
Total Rx claims
817
Beneficiaries
—
Total drug cost
$16K
Distinct drugs
27
Brand share
8.0%
Top prescribed drugs
Mirtazapine80 claims
Clonazepam61 claims
Trazodone Hcl53 claims
Clozapine51 claims
Prazosin Hcl51 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.