Amerigroup customer service phone number — expert guide

Overview and immediate steps to reach the correct number

Amerigroup uses plan- and state-specific customer service numbers rather than a single national help line for every member. The fastest, most reliable route is to call the customer service phone number printed on the back of your Amerigroup member ID card. That number connects directly to the team that can see your benefits, eligibility, prior authorizations and claim history for your specific plan and state. If you do not have a card, go to the official site (www.amerigroup.com) and use the “Contact Us” menu to select your state or plan.

If you or someone you call for needs communications assistance, use the nationwide relay number 711 (TTY/TTY-equivalent) — most health plans, including Amerigroup, route relay calls automatically. For clinical triage and urgent medical advice, Amerigroup typically offers a 24/7 nurse advice line; the exact phone number is listed on your member materials, so check the card or welcome packet for that dedicated 24-hour line.

What specific phone numbers and hours to expect

Member services: expect a dedicated Member Services phone number on your ID card, usually staffed Monday–Friday with extended hours (common schedules are 8:00 AM–8:00 PM local time); some plans include weekend hours. Pharmacy/customer prior authorization lines and behavioral health lines are often separate and can be available 24/7 for urgent behavioral-health crisis triage. Again: look at the back of your card or the state-contact page at www.amerigroup.com for the exact digits assigned to your plan.

Providers: providers should use the Amerigroup provider portal at www.amerigroup.com/provider to obtain the correct provider services and claims phone numbers. Typical operational workflows require provider services phone support for eligibility and benefit verification, prior authorization help, and claims status (many providers also have a dedicated fax and electronic filing address). Expect electronic claims adjudication for a “clean claim” to be processed within roughly 30 calendar days, subject to state Medicaid or Medicare Advantage timetables.

How to find, verify, and store the correct contact information

Step 1 — verify your plan and state: from www.amerigroup.com choose “Members” (or “Find My Plan”) and select your state. The page lists the Member Services phone number for that state and any specialty lines (behavioral health, dental, pharmacy, appeals). Step 2 — save the number to your phone and photograph both sides of your member ID card (front/back). Step 3 — if contacting on behalf of someone else, confirm you have an authorized representative form or power of attorney — Amerigroup will require documented authorization before discussing protected health information.

If you have no internet access, go to 711 for relay services and ask the relay operator to connect to the Amerigroup number you find in mailed member materials; if you lost the mailed materials, call your State Medicaid office or local Medicare SHIP (State Health Insurance Assistance Program) for assistance in locating the plan phone number. Keep a printed copy of the number and the website URL (https://www.amerigroup.com) in your medical file.

What to have ready when you call

  • Member ID number (exactly as printed), full name, birth date, and the phone number you and the member can be reached at; last 4 digits of the Social Security number only if requested for identity verification.
  • For provider or claims calls: claim number (if issued), date(s) of service, billed amount, CPT/HCPCS codes, rendering provider NPI and Tax ID, and the EOB/denial notice if you are disputing a claim.
  • For prior authorization or clinical discussions: diagnosis codes (ICD-10), proposed CPT/HCPCS codes, medical records or hard-copy notes, and the referring provider’s contact info and NPI.

Escalations, appeals, complaints, and timelines

If your issue is unresolved by Member Services, request a supervisor (document the time, the supervisor’s name, and a reference/case number). For formal grievances and appeals: the appeal instructions and the appropriate mailing/fax address are always included on a denial or Explanation of Benefits (EOB). For Medicare Advantage members, appeals follow federal CMS timelines—your denial notice will show the deadline; for Medicaid members the appeal window varies by state (commonly 30–60 calendar days for filing). Always file within the deadline shown on the denial notice.

Mailing addresses for claims or appeals change by state and plan: do not rely on a single universal address. Use the address on the denial notice or the provider instructions at www.amerigroup.com/provider. If you need regulatory help, contact your state’s Department of Insurance or the state Medicaid agency; for Medicare Advantage problems that remain unresolved, contact Medicare at 1-800-MEDICARE (1-800-633-4227) or visit www.medicare.gov.

Jerold Heckel

Jerold Heckel is a passionate writer and blogger who enjoys exploring new ideas and sharing practical insights with readers. Through his articles, Jerold aims to make complex topics easy to understand and inspire others to think differently. His work combines curiosity, experience, and a genuine desire to help people grow.

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