Medical Mutual of Ohio Contact Directory

16 contact channels across 3 types (Fax, Mailing Address, Phone) for claims, prior authorization, provider services, and more.

Last verified Aug 25, 2026 from the payer's published directories.

Phone

6 rows

Contact	Purpose	Line of Business	Hours	Notes	Source
800-258-3186	Behavioral Health	All	N/A	Behavioral health contact listed in the provider manual. - Behavioral Health	View source
MedCommunity portal (no phone)	Behavioral Health	All	N/A	Medical Mutual contracting providers submit through MedCommunity; all other providers fax clinical information here for behavioral health-related prior authorization on the commercial list. - Acute Care Psychiatric/Substance Abuse; contracting providers submit through MedCommunity	View source
800-362-1279	Eligibility Benefits, General	All	Monday – Friday: 8:00 AM - 5:00 PM ET	Eligibility, benefits, and claims inquiries; provider-facing VoiceConnect/Provider Inquiry Unit. - 24-hour Voice Response System for providers (also used for claims status and general provider inquiries) \| Provider Inquiry Unit / Voice Response System	View source
800-517-2583	Prior Authorization	Commercial	N/A	Commercial prior authorization requirements list; contracted providers use the web, non-contracted providers fax clinical information to this number. - Commercial services; clinical information fax for non-contracted providers	View source
888-693-3211	Prior Authorization	All	N/A	Prior authorization for imaging services and other services delegated to eviCore. - eviCore; prior authorization for imaging services	View source
800-625-2583	Provider Services, Credentialing Enrollment	All	N/A	Medical Mutual provider contracting office; also listed for credentialing/network provider enrollment questions. - Provider contracting / regional provider relations – Cleveland (home office) \| Local Provider Contracting Office	View source

Fax

8 rows

Contact	Purpose	Line of Business	Hours	Notes	Source
216-687-7990	Appeals Disputes	All	N/A	Disputed medical claims documentation fax (used with disputed claims mailing address)	View source
866-691-8260	Appeals Disputes	All	N/A	Alternate fax for disputed medical claims documentation	View source
800-524-9817	Medical Management, Behavioral Health	All	N/A	Medical Mutual contracting providers submit through MedCommunity; for all other providers, fax all clinical information here. \| Medical Mutual contracting providers submit through MedCommunity; all other providers fax clinical information here for behavioral health-related prior authorization on the commercial list. - MedCommunity/medical management clinical information \| Acute Care Psychiatric/Substance Abuse; all other providers	View source
888-656-1948	Pharmacy	All	N/A	Fax medical drugs prior approval requests to Prime Therapeutics (formerly Magellan Rx). - Medical drugs prior approval requests; PBM named as Prime Therapeutics (formerly Magellan Rx)	View source
888-693-3210	Prior Authorization	All	N/A	Prior authorization fax for imaging services delegated to eviCore. - eviCore; prior authorization for imaging services	View source
800-221-2640	Prior Authorization	Medicare	N/A	Non-contracting providers only; Medicare Advantage prior approval requests. - Medicare Advantage; non-contracting providers only	View source
877-321-6664	Prior Authorization	Commercial	N/A	Non-contracted providers only; commercial prior authorization requests. - Commercial services; non-contracted providers only	View source
216-687-7994	Provider Services	All	N/A	Provider contracting / regional provider relations – Cleveland (home office)	View source

Mailing Addresses

2 rows

Contact	Purpose	Line of Business	Hours	Notes	Source
Medical Mutual, P.O. Box 94580, Cleveland, OH 44101-4580	Appeals Disputes	All	N/A	Mailing address for disputed medical claims information	View source
Medical Mutual Pharmacy & Clinical Quality and Health Services Department, MZ: 02-3P-7501, 100 American Road, Cleveland, OH 44144-2322	Medical Management, Provider Services	All	N/A	Medical Mutual Pharmacy & Clinical Quality and Health Services Department mailing address for behavioral health and prior authorization-related correspondence. - Pharmacy & Clinical Quality and Health Services Department \| Provider contracting / regional provider relations – Cleveland (home office)	View source

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Where this data comes from

Every contact in this directory comes from documents the payers publish themselves, such as provider manuals, quick reference guides, and contact pages, and each payer page shows when its contacts were last verified. You can see all of our data sources and how we process them.

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