Magna Insurance Contact Directory
12 contact channels across 4 types (Email, Fax, Mailing Address, Phone) for claims, prior authorization, provider services, and more.
Last verified Aug 25, 2026 from the payer's published directories.
Phone
3 rows
| Contact | Purpose | Line of Business | Hours | Notes | Source |
|---|---|---|---|---|---|
| 844-427-3878 | Claims Status, Eligibility Benefits, Appeals Disputes | Commercial | N/A | Create products | Create products; provider eligibility/benefits via Provider Services | Create products; Provider Services phone for information about claim reconsideration and dispute resolution | View source |
| 800-352-6465 | Claims Status, Eligibility Benefits, Provider Services, Appeals Disputes | Commercial | N/A | MagnaCare products | MagnaCare products; provider eligibility/benefits via Provider Services | MagnaCare products; Provider Services line for claims, status, eligibility, and other provider inquiries | MagnaCare products; Provider Services phone for information about claim reconsideration and dispute resolution | View source |
| 888-362-4624 | Prior Authorization | All | N/A | Provider prior authorization requests | View source |
Fax
2 rows
| Contact | Purpose | Line of Business | Hours | Notes | Source |
|---|---|---|---|---|---|
| 516-723-7339 | Prior Authorization | All | N/A | Inpatient prior authorization fax | View source |
| 516-723-7306 | Prior Authorization | All | N/A | Outpatient prior authorization fax | View source |
Mailing Addresses
5 rows
| Contact | Purpose | Line of Business | Hours | Notes | Source |
|---|---|---|---|---|---|
| MagnaCare, P.O. Box 8085, Garden City, NY 11530, Attention: Claim Reviews | Appeals Disputes | Commercial | N/A | MagnaCare products; Claim Reviews mailing address for claim reconsiderations and disputes | View source |
| Create Claim Reviews, P.O. Box 8118, Garden City, NY 11530 | Appeals Disputes | Commercial | N/A | Create products; Claim Reviews mailing address for claim reconsiderations and disputes | View source |
| MagnaCare, P.O. Box 1001, Garden City, NY 11530 | Claims Submission | Commercial | N/A | MagnaCare products; mailing address for paper claims | View source |
| Create, P.O. Box 8116, Garden City, NY 11530 | Claims Submission | Commercial | N/A | Create products; mailing address for paper claims | View source |
| MagnaCare c/o Utilization Management Department, 1600 Stewart Avenue, Suite 700, Westbury, NY 11590 | Medical Management | All | N/A | Utilization Management Department (includes prior authorization/UM correspondence) | View source |
2 rows
| Contact | Purpose | Line of Business | Hours | Notes | Source |
|---|---|---|---|---|---|
| providerservices@magnacare.com | Claims Status, Provider Services | Commercial | N/A | MagnaCare products; also used for Provider Services inquiries | MagnaCare products; Provider Services email | View source |
| providerservices@createny.com | Claims Status, Provider Services | Commercial | N/A | Create products; also used for Provider Services inquiries | Create products; Provider Services email | View source |
Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.
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Sources
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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