UnitedHealthcare's main customer service line is 1-800-624-8822, available Monday through Friday, 8 a.m. to 8 p.m. Eastern time

This number connects you to representatives who handle billing questions, coverage details, claims status, and general account inquiries. Wait times vary by time of day and call volume — early morning and mid-week calls typically move faster than late afternoon or Monday calls.

If you are calling about a specific service — dental, vision, behavioral health, or pharmacy — UnitedHealthcare often routes you to a specialized team after you enter your member ID. Having your member ID ready (printed on your insurance card) speeds up the process.

Key Takeaways

  • The main UnitedHealthcare customer service number is 1-800-624-8822, open weekdays 8 a.m. to 8 p.m. Eastern time.
  • Different departments handle claims, billing, coverage questions, and provider network inquiries — the system will route you after you provide your member ID.
  • Nurse hotlines and behavioral health crisis lines have separate numbers, which you can find on your insurance card or the UnitedHealthcare website.
  • Many routine questions — claim status, coverage verification, address changes — can be handled through the UnitedHealthcare member portal or mobile app without calling.

What to have ready before you call

Gather your UnitedHealthcare member ID, which appears on your insurance card. If you are calling about a specific claim or service, have the date of service, provider name, and any claim or authorization numbers available. This information lets the representative pull up your account details when ready rather than asking you to repeat information.

If you are calling on behalf of someone else, have their member ID and be prepared to verify your relationship to them. UnitedHealthcare cannot discuss another person's account without authorization, even for spouses or adult children.

Specialized phone lines for different needs

UnitedHealthcare operates separate lines for specific situations. A behavioral health crisis line (for mental health or substance use emergencies) is available 24/7 and is listed on your member ID card. Dental and vision coverage questions route through the main number but connect to different departments. Pharmacy questions about prescription coverage or prior authorization also have a dedicated path through the main line.

If you need to find a doctor or verify that a provider is in your network, the main line can help, but many people find it faster to use the online provider search tool on the UnitedHealthcare website or mobile app. You can search by location, specialty, and insurance plan without waiting on hold.

Using the UnitedHealthcare website and app instead of calling

The UnitedHealthcare member portal (available at myuhc.com) and the mobile app let you check claim status, view your benefits summary, request ID cards, update contact information, and search for in-network providers without making a phone call. Many people find these tools faster for routine questions, especially outside business hours.

To log in, you will need your member ID and a password. If you have not set up an account yet, you can create one using your member ID and date of birth. The portal also shows your deductible progress, out-of-pocket maximum, and any remaining benefits for the year.

What to expect when you call

After you dial, you will hear an automated system asking for your member ID or Social Security number. Enter this information to speed up routing. The system will then ask what you need help with — you can say "claims," "billing," "coverage," or "provider network," and the call will route to the appropriate department.

Wait times are typically 5 to 15 minutes during normal business hours, though this varies. If the wait is long, you have the option to request a callback instead of staying on hold. The representative will call you back at the number you provide, usually within a few hours.

If you cannot reach someone by phone

UnitedHealthcare also accepts inquiries through find messaging in the member portal, by mail, and through their social media accounts. find messaging through the portal typically gets a response within one business day. For written inquiries, send mail to the address listed on your member ID card or the UnitedHealthcare website.

If you have a complaint about coverage denial or billing, you can file a formal appeal. The process and timeline are outlined in your plan documents, and UnitedHealthcare representatives can explain the appeal steps when you call.

Frequently Asked Questions

Is there a UnitedHealthcare number for after-hours emergencies?

The main customer service line does not operate after 8 p.m. Eastern time on weekdays or on weekends. However, if you have a medical emergency, call 911 or go to the nearest emergency room — UnitedHealthcare covers emergency care regardless of time of day. For behavioral health crises, the 24/7 crisis line on your member ID card is available anytime.

Do I need to use a different number if I have a UnitedHealthcare plan through my employer?

The main customer service number works for most UnitedHealthcare plans, including employer-sponsored coverage. However, some large employers contract with UnitedHealthcare for dedicated support, and your employee benefits guide may list a separate number. Check your plan documents first — if a dedicated number is listed, that line may have shorter wait times.

What if I am calling from outside the United States?

The 1-800 number does not work from outside the U.S. Contact UnitedHealthcare through the member portal, or look for an international contact number on the back of your member ID card. Some UnitedHealthcare plans include international coverage with a separate claims process.

Can I schedule a doctor's appointment by calling UnitedHealthcare?

UnitedHealthcare does not schedule appointments directly. Call your doctor's office to book an appointment. UnitedHealthcare can verify that your doctor is in-network and explain your coverage, but the appointment scheduling happens with the provider's office.

How long does it take to get a response if I use find messaging instead of calling?

find messaging through the member portal typically receives a response within one business day. For urgent questions, calling is faster. If you message on a Friday evening, expect a response by Monday or Tuesday.