First Coast Service Options (MAC JN)

Claims and claim status

Find claim-status contacts and document destinations. A billing address, appeal address and original-claim address are not interchangeable.

fax claims

Claims department fax (Part A and Part B)

Official page read
Phone

No phone listed for this route

Fax

904-361-0318

Published hours

Not published in this record

Product, plan and location

medicare
Florida · Puerto Rico · US Virgin Islands

Mailing address

Not researched for this route

Fax listed on the JN Claims contact page for all four Part A/Part B contact center regions. Initial claims are not accepted by fax.

View source ↗ · Source checked 2026-10-25

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claims

Part A paper claims mailing address — Florida

Official page read
Phone

No phone listed for this route

Published hours

Not published in this record

Product, plan and location

medicare
Florida

Mailing address
First Coast Service Options Medicare Part A Claims P.O. Box 2006 Mechanicsburg, PA 17055-0733

Part A claims (Florida)

JN Part A paper claims for Florida.

View source ↗ · Source checked 2026-10-25

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claims

Part B paper claims and claims ADR mailing address — Florida

Official page read
Phone

No phone listed for this route

Published hours

Not published in this record

Product, plan and location

medicare
Florida

Mailing address
First Coast Service Options Part B Claims and Claims ADR FL P.O. Box 2009 Mechanicsburg, PA 17055-0709

Part B claims and claims ADR (Florida)

JN Part B paper claims and claims ADR responses for Florida.

View source ↗ · Source checked 2026-10-25

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claims

Part A paper claims mailing address — Puerto Rico / Virgin Islands

Official page read
Phone

No phone listed for this route

Published hours

Not published in this record

Product, plan and location

medicare
Puerto Rico · US Virgin Islands

Mailing address
First Coast Service Options Medicare Part A Claims PR/VI P.O. Box 2001 Mechanicsburg, PA 17055-0733

Part A claims (PR/VI)

JN Part A paper claims for Puerto Rico and USVI.

View source ↗ · Source checked 2026-10-25

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claims

Part B paper claims and claims ADR mailing address — Puerto Rico / Virgin Islands

Official page read
Phone

No phone listed for this route

Published hours

Not published in this record

Product, plan and location

medicare
Puerto Rico · US Virgin Islands

Mailing address
First Coast Service Options Part B Claims and Claims ADR PR/VI P.O. Box 2004 Mechanicsburg, PA 17055-0704

Part B claims and claims ADR (PR/VI)

JN Part B paper claims and claims ADR responses for Puerto Rico and USVI.

View source ↗ · Source checked 2026-10-25

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claims

Part A and Part B post-pay medical review mailing address

Official page read
Phone

No phone listed for this route

Published hours

Not published in this record

Product, plan and location

medicare
Florida · Puerto Rico · US Virgin Islands

Mailing address
First Coast Service Options Inc. Part A and Part B Post Pay Medical Review P.O. Box 3701 Mechanicsburg, PA 17055-1860

Post-pay medical review documentation

Post-payment medical review documentation for JN Part A and Part B.

View source ↗ · Source checked 2026-10-25

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Call preparation · editorial guide

Make the call count.

Find claim-status contacts and document destinations. A billing address, appeal address and original-claim address are not interchangeable.

Have ready in your secure workspace

  • Claim number, service dates and billed amount
  • Submission acknowledgement and remittance
  • Provider billing identifiers

Questions to resolve

  • Was the claim received and accepted for processing?
  • What specifically prevents payment or final processing?
  • Is a corrected claim, reconsideration or appeal the right route?

This is a general administrative checklist, not payer policy or advice about a particular patient. Confirm the current plan instructions.

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