AMM - The Fiscal Intermediary for OCHCA

What would you like to do?

Request Access to Claims
Providers are encouraged to apply for an account with our websites. By signing up, you will be able to view the status of submitted claims and other services.
Check Claim Status
Get a W-9 Tax Form (PDF)
Review Claims Adjustment Codes
File a Claim Appeal (MSI - Single or Multiple) (EMSF - Single or Multiple)
Low Income Health Program Transition

Medical Safety Net (MSN)

MSN is a program providing reimbursement of covered medical services for qualified uninsured citizens

Create New User Account or Log In
New users can use the Create New User Account link to gain access to register for the MSN program, and existing users can use the log in link to access your account.
View Billing Instructions
Verify Eligibility
CPT & Diagnosis codes not covered under scope of service, effective 1/1/2014
MSN Provider Handbook
MSN Patient Handbook - English, Español, tieng Viet
MSN Formulary

Medical Services Initiative (MSI)

MSI is a program providing reimbursement of covered medical services for qualified uninsured citizens

Create New User Account or Log In
New users can use the Create New User Account link to gain access to register for the MSI program, and existing users can use the log in link to access your account.
County of Orange Provider News and Updates
Obtain documents and information such as the provider manual, drug formulary information and more!
View Billing Instructions
Verify Eligibility
MSI Connect
MSI Drug Prior Authorization Request
Change in PA Criteria for TZD's
CPT & Diagnosis codes not covered under scope of service, effective 7/1/2011
MSI Dental Fee Schedule, effective 8/1/09
MSI Provider Handbook
Dental Benefit Lookup

Emergency Medical Services Fund (EMSF)

EMSF is a program providing reimbursement to emergency physicians for services rendered to uninsured patients

Create New User Account or Log In
New users can use the Create New User Account link to gain access to register for the EMSF program, and existing users can use the log in link to access your account.
View Billing Instructions

Custody Medical Services (CMS)

CMS is a program providing reimbursement to non-contracted hospitals for rendering medical care to persons incarcerated in County correctional facilities.

View Billing Instructions

Public Health Medical Services (TB)

TB is a program providing reimbursement for tuberculosis and certain mental disorders to qualified uninsured patients.

View Billing Instructions

Ryan White Network Program

The Ryan White Network Program is a program providing reimbursement for medical services for qualified uninsured patients with HIV.

View Billing Instructions