Michael Gruber, MD
Primary care doctor in Aurora · Male
High confidence · 5/8 checks
Insurance & new-patient status
| Insurer | New patients | Networks / plans | Insurer updated |
|---|---|---|---|
| Cigna | Accepting new patients | Allegiance Oap Tpv Network, Allegiance Ppo Tpv Network, Co Ifp Multispecialist And Primary Cigna, Co Surefit Multispecialist And Primary Cigna, Colorado Oap, Colorado Ppo-Ppa Direct +4 More | Oct 25, 2026 |
Status comes from each insurer's public provider directory, which federal rules require them to publish. Plans within one insurer can differ — confirm your specific plan.
How confident are we?
- Insurer directory lists them as accepting new patients
- Insurer record refreshed in the last 90 days (Oct 25, 2026)
- Active license ID in the federal NPI registry
- Office ZIP matches the federal NPI registry
- Phone number matches the federal NPI registry
- Listed by more than one insurer
- No conflicting reports between insurers
- No patient call reports yet
Where they practice
- 1501 S POTOMAC ST, Aurora, CO 80012
Before you call
Hi, I found Michael Gruber listed as in-network with my Cigna plan. Are they accepting new patients, and what's the wait for a first appointment?
Specialties on record
Internal Medicine Physician, Pulmonary Disease Physician
NPI 1578671699 · View federal NPI record
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