Imperial Insurance Companies,
How To Submit Claims To Imperial Insurance Companies,
Provider-side claims submission guidance for Imperial Insurance Companies,, including channels, payer IDs, paper addresses, and follow-up resources.
For Imperial Insurance Companies,, the practical claims workflow usually starts with electronic submission guidance and only falls back to paper instructions when the payer documents a mailing address for specific claim types or exceptions. The details below keep the workflow broad instead of reducing it to a single address.
At a glance
- Imperial accepts both electronic and paper claims, with a preference for electronic submission. The provider manual gives mailing addresses and Office Ally payer codes for at least Imperial Health Plan of California and Imperial Health Holdings Medical Group. Required claim content includes the payer-issued TIN and NPI; claims without both are rejected and are not clean claims.
Submission channels
- electronic claims through clearinghouse
- paper claims by mail
Electronic claims payer IDs
- IHP01
- IHHMG
- HHMG
Paper claims addresses
- Imperial Health Plan of California, P.O. Box 60874, Pasadena, CA 91116-6874
- Imperial Health Holdings Medical Group, P.O. Box 60075, Pasadena, CA 91116-6874
- Claims Forwarding Address PO Box 60874 Pasadena, CA 91116
Corrected claims and follow-up
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Not clearly specified in the official materials reviewed.
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Provider disputes on claim payment/denial issues must use the provider dispute resolution form and mail it to the address on the form; requests should not be sent to the appeals department.
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No direct topic-specific link was captured in the current research set.
Caveats
- Claim submission routing may vary by Imperial legal entity, plan, and state.
- The provider manual explicitly lists California entity addresses and payer codes; other states may use different routing or portals.
- No dedicated electronic claim status-check portal URL was confirmed from the official sources reviewed.
Provider resources
- Official provider landing page (California) (official)
- Official provider landing page (Texas) (official)
- Official provider landing page (Arizona) (official)
- Official provider landing page (Utah) (official)
- Official provider landing page (Nevada) (official)
- 2025 Provider Manual (PDF) (official)
- Texas Marketplace Preauthorization requirements (PDF) (official)
Sources
| Fact | Value | Source | Confidence |
|---|---|---|---|
| Electronic and paper claims accepted | While Imperial prefers claims to be submitted electronically, both electronic and paper claims are accepted. | Official | high |
| Claim submission addresses and payer codes | Imperial Health Plan of California: PO Box 60874 Pasadena, CA 91116-6874; Office Ally payer code IHP01. Imperial Health Holdings Medical Group: PO Box 60075 Pasadena, CA 91116-6874; Office Ally payer code IHHMG. | Official | high |
| TIN and NPI required | Imperial requires the payer-issued TIN and NPI on all claim submissions and rejects claims without them. | Official | high |
| Provider dispute form instruction | Contracted providers must use the provider dispute resolution form and mail it to the address on the form; requests and form should not be sent to the appeals department. | Official | high |
Last reviewed: March 27, 2026
Sources used: 1 official