What is Marissa Humphrey's specialty?

Marissa Humphrey (NPI 1598992794) is a Medicare-billing provider whose primary specialty is Anesthesiology in Jackson, MS.

Where does Marissa Humphrey practice?

Marissa Humphrey practices in Jackson, MS, based on the location reported in the CMS Medicare provider datasets for NPI 1598992794.

How much does Medicare pay Marissa Humphrey?

Marissa Humphrey (NPI 1598992794) received approximately $13K in total Medicare Part B payments, serving 112 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1598992794

Marissa HumphreyM.D.

PRACTICEUPA PLLC NEUROLOGYSee all providers at this practice →

AnesthesiologyJackson, MSI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$2K

Peer benchmark

Total Medicare services vs. 193 Anesthesiology providers in MS — bottom quintile (cohort median 347).

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 · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Marissa Humphrey'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 · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
STATE OF MISSISSIPPI - UNIVERSITY OF MISSISSIPPI MEDICAL CENTER	209	460
NPI 1104848282	116	125
Thomas Skelton Interventional Cardiology · Jackson, MS	49	54
William Geissler Orthopedic Surgery · Jackson, MS	40	104
Maxime Freire Diagnostic Radiology · Cleveland, OH	35	74
Hollis Purviance Nurse Practitioner · Jackson, MS	24	25
Christophor Reed Diagnostic Radiology · Jackson, MS	23	41
NPI 1255365771	23	47
NPI 1033166756	20	53
Kenneth Bennett Internal Medicine · Jackson, MS	15	23
Mobile Medic Ambulance Service Inc Ambulance Service Provider · Jackson, MS	14	24
LAMBRIGHT, CARLA	14	14

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events