What is Louisa Canham's specialty?

Louisa Canham (NPI 1518288166) is a Medicare-billing provider whose primary specialty is Emergency Medicine in Boston, MA.

Where does Louisa Canham practice?

Louisa Canham practices in Boston, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1518288166.

How much does Medicare pay Louisa Canham?

Louisa Canham (NPI 1518288166) received approximately $13K in total Medicare Part B payments, serving 94 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1518288166

Louisa CanhamMD

Emergency MedicineBoston, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

106

Unique beneficiaries

—

Total services

106

Distinct HCPCS

Medicare payment

$8K

Peer benchmark

Total Medicare services vs. 1,329 Emergency Medicine providers in MA — below median (cohort median 399).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$640

Distinct drugs

Brand share

33.3%

Top prescribed drugs

Doxycycline Hyclate13 claims

Amoxicillin/Potassium Clav12 claims

Cefpodoxime Proxetil11 claims

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 Louisa Canham'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). 36 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
BETH ISRAEL DEACONESS HOSPITAL-NEEDHAM, INC.	326	879
Perminder Dhillon Internal Medicine · Needham, MA	183	343
Sejal Shah Diagnostic Radiology · Dallas, TX	60	95
FALLON EMERGENCY MEDICAL SERVICES, INC.	54	83
Rafael Rojas Diagnostic Radiology · New Orleans, LA	46	75
Alice Fisher Diagnostic Radiology · Boston, MA	45	78
NI MHUIRCHEARTAIGH, JENNIFER	43	68
Quest Diagnostics Massachusetts Llc Clinical Laboratory · Marlborough, MA	39	76
Andrew Bennett Diagnostic Radiology · Worcester, MA	39	60
Boston Public Health Commission Ambulance Service Provider · Boston, MA	37	107
Elisa Flower Diagnostic Radiology · Boston, MA	32	44
FALLON SERVICE, INC.	29	59

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