866-588-6967: Highmark Provider Services

Quick answer

(866) 588-6967 reaches Highmark Senior Health Company (provider services). It is answered by automated phone menu. From the greeting, press 1 for credentialing; press 2 for all others.

Instead of waiting on the phone, verify benefits instantly with Substrate.

Line at a glance

Health planHighmark Senior Health Company
DepartmentProvider Services
PurposeHighmark provider services line for verification of benefits and credentialing, with fax numbers for authorization requests.
Answered byAutomated phone menu
How to respondKeypad or voice
Supported languagesEnglish
HoursBusiness hours start at 8 a.m. Eastern
Have readyNPI or tax ID

Shortcuts and conditional instructions

Skip the call

Questions about (866) 588-6967

Where do I fax authorization requests?

Behavioral health 877-650-6112, inpatient 800-416-9195, outpatient 888-236-6321, and medical injectable drugs 833-581-1861. Portal users submit in the provider portal.

What does the line ask for?

Your NPI; if it is not found, another NPI or a tax ID.

When does the provider service center open?

The closed message says business hours start at 8 a.m. Eastern.

Should I call to follow up on a faxed authorization?

No. The recording says not to send duplicates or follow up by phone, as this delays the determination.

Disclaimer

The information provided on this page is for general informational purposes only and does not constitute billing, coding, or reimbursement advice. Nothing on this page should be relied upon as a substitute for clinician assessment, professional billing guidance, or as a definitive statement of any payor's billing requirements or policies.

Payor agreements, fee schedules, and billing policies vary and are subject to change. Before submitting any claims related to maternity care services, including claims affected by the 2027 CPT code revisions, please consult the applicable payor agreements, coverage policies, and billing guidelines to confirm current requirements for their specific payor contracts.

Substrate makes no representation or warranty regarding the accuracy, completeness, or timeliness of the payor-specific information presented here. Providers are solely responsible for ensuring that all claims are submitted in accordance with applicable payor requirements, and Substrate assumes no liability for claim denials, underpayments, or other adverse outcomes arising from reliance on this information.