Allergy & Immunology prior authorization at Highmark
PA workflow, documentation criteria, and peer-to-peer prep — for prescribers and PA staff
Highmark allergy & immunology PA at a glance
Highmark reviews allergy & immunology PA submissions against its medical policy library, with rules drawn primarily from AAAAI (American Academy of Allergy, Asthma & Immunology) + GINA for asthma + HAEA for HAE. Highmark-specific context: Operates BCBS in PA (western), WV, DE, NY (western). Owns Allegheny Health Network.
Documentation packet — what to send
- Diagnosis with ICD-10 (severe asthma, CIU, AD, HAE)
- Biomarkers (eos, IgE, FeNO, C1-INH activity)
- Prior therapies tried
- Severity / attack-frequency documentation
Common denial patterns to pre-empt
Patterns observed in allergy & immunology across payers, and where Highmark's book of business overlaps:
- Asthma biologics: eosinophil / IgE / FeNO phenotyping not met
- Allergen immunotherapy: not tried before omalizumab in CIU
- Atopic dermatitis biologic: severity threshold not met
- Hereditary angioedema (HAE) prophylaxis: attack-frequency threshold not met
Appeal angles when Highmark denies
- GINA / AAAAI guideline citation
- Phenotype biomarker documentation (eos, IgE, FeNO)
- HAE: attack frequency documented over 3+ months pre-prophylaxis
Peer-to-peer prep
- Quote the AAAAI / GINA guideline
- For severe asthma biologic selection: match phenotype to drug (T2-high vs allergic vs eosinophilic)
- For HAE: bring attack-frequency log and C4 / C1-INH labs
- For CIU: document urticarial activity score (UAS7) trend
Drug-specific PA criteria at Highmark
Deep dives on each drug's PA criteria at Highmark:
Frequently asked questions
What documentation does Highmark need for allergy & immunology prior authorizations?
Highmark's PA packet for allergy & immunology typically includes: Diagnosis with ICD-10 (severe asthma, CIU, AD, HAE); Biomarkers (eos, IgE, FeNO, C1-INH activity); Prior therapies tried; Severity / attack-frequency documentation. AAAAI (American Academy of Allergy, Asthma & Immunology) + GINA for asthma + HAEA for HAE citations strengthen the submission.
What's the turnaround at Highmark?
Highmark standard decision: 30 days. Expedited (urgent care): 72 hours per 45 CFR §147.136. Internal appeal window if denied: 180 days.
Which allergy & immunology drugs does Highmark most often PA-restrict?
Top targets in allergy & immunology: dupilumab, omalizumab, mepolizumab, tezepelumab. Each follows the per-drug step therapy + documentation requirements published in Highmark's medical policy library.
How do I prep a peer-to-peer with Highmark in allergy & immunology?
Quote the AAAAI / GINA guideline For severe asthma biologic selection: match phenotype to drug (T2-high vs allergic vs eosinophilic) Have the policy URL and the patient's chart open before the call.
Generate a Allergy & Immunology PA packet
Open ApprovalHelp — generate a allergy & immunology PA packet tailored to Highmark's criteria, with prescriber attestation and supporting citations pre-filled.
Get started →Contact: hello@approvalhelp.com