Why Aetna Denies Bariatric Surgery
BMI does not meet threshold
Supervised weight loss program not completed
Psychological evaluation not documented
Comorbidities not adequately documented
Know Aetna's Criteria
Aetna uses their own Clinical Policy Bulletins (CPBs) and InterQual criteria. CPBs are publicly available and numbered.
Key policies to know:
- Clinical Policy Bulletins (CPBs) are publicly available and numbered
- Uses eviCore for radiology and cardiology prior auth
- Known for detailed, evidence-based CPBs with specific criteria
- Precertification list updated annually
Aetna's Specific Approach to Bariatric Surgery
Applicable Policy
Aetna CPB 0157 (Obesity Surgery)
How Aetna Typically Denies This
Aetna CPB 0157 is very specific: BMI >= 40, or >= 35 with comorbidities. Requires 6 months supervised weight loss in a multidisciplinary program. Also requires medical clearance, psychological evaluation, and nutritional counseling.
Your Strategy for This Payer
Aetna's 6-month requirement is non-negotiable. Ensure every month is documented. They also require the program to be multidisciplinary -- dietitian, psychologist, and physician involvement must all be documented.
Key Phrase to Use on the Call
"Per CPB 0157, the patient has completed a 6-month multidisciplinary weight management program with documented [monthly weights, dietary counseling, behavioral therapy] and has a BMI of [X] with [comorbidities]."
Building Your Medical Necessity Argument
Document BMI >= 40 or BMI >= 35 with comorbidities
Show completion of 3-6 month supervised weight loss program
Include psychological clearance and nutritional evaluation
List comorbidities with supporting clinical data (A1c, BP, sleep study)
P2P Call Tips for Aetna
Reference the specific CPB number and criteria being met
Aetna CPBs are very detailed -- read them before the call
Address each specific criterion in the CPB during the P2P
Aetna medical directors are typically receptive to guideline-based arguments
Guidelines to Reference
- ASMBS/IFSO Guidelines for Bariatric Surgery
- NIH Consensus Statement on Bariatric Surgery
Relevant CPT Codes
Specialty: General Surgery
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