PROVIDER PROFILE · NPI 1013030923

Brennan MarsPSY.D

Psychologist, ClinicalBoulder, COI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

172

Distinct HCPCS

Medicare payment

$21K

Peer benchmark

Total Medicare services vs. 223 Psychologist, Clinical providers in CO — above median (cohort median 260).

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 Brennan Mars'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). 2 inbound referrers · 6 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Laura Hundemann Physician Assistant · Boulder, CO	17	147
New Schryver Llc Clinical Laboratory · Denver, CO	15	152

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Laura Hundemann Physician Assistant · Boulder, CO	17	161
Malena Nicodemus Physician Assistant · Aurora, CO	16	137
BOULDER COMMUNITY HEALTH	16	126
New Schryver Llc Clinical Laboratory · Denver, CO	15	145
Michele Lee Geriatric Medicine · Boulder, CO	14	119
Horizon Laboratory Llc Clinical Laboratory · Loveland, CO	11	181

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.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history