C8933 Mra, w/o&w/dye, spinal canalMagnetic resonance angiography without contrast followed by with contrast, spinal canal and contents
47 of 48 payer prior-auth lists that name C8933 require prior authorization or set conditions: Aetna, Blue Cross Blue Shield of Arizona (AZ Blue), Blue Cross and Blue Shield of Illinois, Blue Cross and Blue Shield of New Mexico, Blue Cross and Blue Shield of Texas, CarePlus Health Plans, Cigna, HealthSpring, Humana, Molina Complete Care (Virginia), Molina Healthcare of Arizona, Molina Healthcare of California, Molina Healthcare of Florida, Molina Healthcare of Idaho, Molina Healthcare of Iowa, Molina Healthcare of Michigan, Molina Healthcare of Nevada, Molina Healthcare of New Mexico, Molina Healthcare of Ohio, Molina Healthcare of South Carolina, and others.
| Payer | Plan | State | Prior auth | Conditions | Since | Source |
|---|---|---|---|---|---|---|
| Blue Cross Blue Shield of Arizona (AZ Blue) | AZ Blue-administered Medicare Advantage (M2K) | AZ | prior auth required | Sep 1, 2026 | AZ Blue Medicare Advantage Prior Authorization Requirements Code List (Effective 09/01/2026) | |
| Blue Cross Blue Shield of Arizona (AZ Blue) | Standard PA code list (most commercial plans) | AZ | prior auth under conditions | eviCore-delegated groups only; Gold-card eligible | Sep 1, 2026 | AZ Blue Standard Prior Authorization Requirements Code List (09/01/2026) |
| Blue Cross Blue Shield of Arizona (AZ Blue) | State of Arizona employee group (SYD, S3Z) | AZ | prior auth required | Gold-card eligible | Sep 1, 2026 | State of Arizona Group Prior Authorization Requirements Code List (09/01/2026) |
| Aetna | Medicare Advantage | All | prior auth required | Not required for Student Health or Allina Health | Aetna plans; Not required inpatient, in the ER or in observation | Oct 1, 2026 | Participating provider precertification list for Aetna® |
| Aetna | Commercial | All | prior auth required | Not required for Student Health or Allina Health | Aetna plans; Not required inpatient, in the ER or in observation | Oct 1, 2026 | Participating provider precertification list for Aetna® |
| Cigna | ACA/IFP | All | prior auth required | May be delegated to eviCore for some clients | Oct 1, 2010 | Master Precertification List (For Health Care Providers) |
| Cigna | Complete/PHS+/Preferred | All | prior auth required | May be delegated to eviCore for some clients | Oct 1, 2010 | Master Precertification List (For Health Care Providers) |
| Cigna | Radiology | All | prior auth required | Mar 7, 2026 | Cigna Commercial Comprehensive CPT Code Reference for Prior Authorization Across All Programs | |
| Cigna | Radiology | All | prior auth required | Mar 7, 2026 | Cigna Commercial Prior Authorization Procedure Code List: Radiology | |
| Blue Cross and Blue Shield of Illinois | Blue Cross Community MMAI (Medicare-Medicaid Alignment Initiative) | IL | prior auth required | eviCore-managed | Jan 1, 2025 | Procedure Code List, Effective 1/1/2025 |
| Blue Cross and Blue Shield of New Mexico | Turquoise Care (New Mexico Medicaid) | NM | prior auth required | Carelon-managed | Jan 1, 2021 | New Mexico Medicaid Benefit Preauthorization Procedure Code List 10/1/26 |
| Blue Cross and Blue Shield of Texas | Texas PA exemption (gold card), outpatient, fully insured | TX | prior auth required | Gold-card exemption available | Jul 1, 2026 | BCBSTX Outpatient Prior Authorization Exemption Clinical Guidelines (max units, PA exempt date range) |
| HealthSpring | Medicare Advantage | All | prior auth required | Jan 1, 2025 | 2026 Q4 Prior Authorization List | |
| CarePlus Health Plans | CarePlus Health Plans | FL | prior auth required | Jan 1, 2027 | Medicare Advantage and Dual Eligible Special Needs Plans Prior Authorization and Notification List | |
| Humana | Cardiology Services | All | prior auth required | Humana Prior Authorization List (PAL): Cardiovascular and Endoscopy Services | ||
| Humana | Cardiology Services | All | prior auth required | Humana Prior Authorization List (PAL): Cardiovascular and Endoscopy Services | ||
| Humana | Cardiology Services | All | prior auth required | Humana Prior Authorization List (PAL): Cardiovascular and Endoscopy Services | ||
| Humana | Diagnostic Imaging | All | prior auth under conditions | site of care: office or outpatient | Humana Prior Authorization List (PAL): Diagnostic Imaging Services | |
| Humana | Diagnostic Imaging | All | prior auth under conditions | site of care: office or outpatient | Humana Prior Authorization List (PAL): Diagnostic Imaging Services | |
| Humana | Humana D-SNP (FL) | FL | prior auth required | Jan 1, 2027 | 1 *New prior authorization requirement 787403FL0725 FLHMQSREN Humana Dual Fully Integrated Florida Prior Authorization and Notification List | |
| Humana | Humana D-SNP (IL) | IL | prior auth required | Jan 1, 2027 | Humana Dual Fully Integrated Illinois Prior Authorization and Notification List | |
| Humana | Humana D-SNP (IN) | IN | prior auth required | Jan 1, 2027 | *New prior authorization requirement 814403IN0825 H4939_INHN6Z6EN_C Humana PathWays Dual Care (HMO-POS D-SNP) Indiana Prior Authorization and Notification List | |
| Humana | Humana D-SNP (MI) | MI | prior auth required | Jan 1, 2027 | 1 Humana Dual Highly Integrated Michigan Prior Authorization and Notification List | |
| Humana | Humana D-SNP (SC) | SC | prior auth required | Jan 1, 2027 | Humana Dual Highly Integrated South Carolina Prior Authorization and Notification List | |
| Humana | Humana D-SNP (VA) | VA | prior auth required | Jan 1, 2027 | Virginia Prior Authorization and Notification List | |
| Humana | Humana Healthy Horizons | KY | prior auth required | Jan 1, 2027 | please visit Humana Healthy Horizons in Kentucky Clinical coverage policies. | |
| Humana | Humana MA and D-SNP | All | prior auth required | Jan 1, 2027 | Medicare Advantage and Dual Eligible Special Needs Plans Prior Authorization and Notification List | |
| Humana | Humana Puerto Rico MA and Dual Medicare-Medicaid | PR | prior auth required | Nov 3, 2025 | Puerto Rico Medicare Advantage and Dual Medicare-Medicaid Plans Preauthorization and Notification List Puerto Rico Medicare Advantage and Dual Medicare-Medicaid Plan Preauthorization and Notification | |
| Humana | Oak Street Health | All | prior auth required | Oak Street Health (Humana): Prior Authorization List (PAL) Codes Under Management | ||
| Molina Complete Care (Virginia) | Medicare-only PA matrix for D-SNP | VA | prior auth required | Jan 1, 2022 | Medicare Prior Auth (PA) Code Matrix (Virginia), effective Q1 2022 | |
| Molina Healthcare of Arizona | Medicare-only PA matrix for D-SNP | AZ | prior auth required | Jan 1, 2022 | Medicare Prior Auth (PA) Code Matrix (Arizona), effective Q1 2022 | |
| Molina Healthcare of California | Medicare Advantage | CA | prior auth required | Jul 1, 2021 | Medicare Prior Auth (PA) Code Matrix (California), effective Q3 2021 | |
| Molina Healthcare of Florida | Medicare Advantage | FL | prior auth required | vendor review only eviCore in IL/MI/OH/NY/WI | Apr 1, 2021 | Medicare Prior Auth (PA) Code Matrix (Florida), effective Q2 2021 |
| Molina Healthcare of Idaho | Medicare Advantage | ID | prior auth required | vendor review only eviCore in IL/MI/OH/NY/WI | Apr 1, 2021 | Medicare Prior Auth (PA) Code Matrix (Idaho), effective Q2 2021 |
| Molina Healthcare of Iowa | Medicaid | IA | prior auth required | Jul 1, 2023 | IA Prior Authorization Matrix, effective Q3 2023 | |
| Molina Healthcare of Michigan | Exchange | MI | prior auth required | Contact eviCore for PA | Jul 1, 2021 | Molina Healthcare of Michigan PA Matrix, effective 7/1/2021 |
| Molina Healthcare of Nevada | Medicaid | NV | prior auth required | Oct 1, 2022 | Medicaid Prior Auth (PA) Code Matrix, effective Q4 2022 | |
| Molina Healthcare of New Mexico | Medicare Advantage | NM | prior auth required | Jan 1, 2021 | Medicare Prior Auth (PA) Code Matrix (New Mexico), effective Q1 2021 | |
| Molina Healthcare of Ohio | Medicaid and MyCare Ohio (MMP) Medicaid | OH | prior auth required | Oct 1, 2023 | Molina Healthcare of Ohio Prior Authorization (PA) Code List, effective 2023-10-01 | |
| Molina Healthcare of Ohio | Medicare and MyCare Ohio (MMP) Medicare | OH | prior auth required | Oct 1, 2023 | Molina Healthcare of Ohio Prior Authorization (PA) Code List, effective 2023-10-01 | |
| Molina Healthcare of Ohio | Exchange | OH | prior auth required | Oct 1, 2023 | Molina Healthcare of Ohio Prior Authorization (PA) Code List, effective 2023-10-01 | |
| Molina Healthcare of South Carolina | Medicare Advantage | SC | prior auth required | Apr 1, 2021 | Medicare Prior Auth (PA) Code Matrix (South Carolina), effective Q2 2021 | |
| Molina Healthcare of Texas | Exchange | TX | prior auth required | PA Modernization - PA requirements will be removed where covered | Jan 1, 2024 | Marketplace Prior Authorization (PA) Code Matrix (Texas), effective July 1, 2026 |
| Molina Healthcare of Utah | Medicare Advantage | UT | prior auth required | vendor review only eviCore in IL/MI/OH/NY/WI | Apr 1, 2021 | Medicare Prior Auth (PA) Code Matrix (Utah), effective Q2 2021 |
| Molina Healthcare of Washington | Medicare Advantage | WA | prior auth required | vendor review only eviCore in IL/MI/OH/NY/WI | Apr 1, 2021 | Medicare Prior Auth (PA) Code Matrix (Washington), effective Q2 2021 |
| Molina Healthcare of Wisconsin | Medicare Advantage | WI | prior auth required | Oct 1, 2021 | Medicare Prior Auth (PA) Code Matrix (Wisconsin), effective Q4 2021 | |
| Molina Healthcare, Inc. (national grid) | Molina national (MHI) Medicare grid | All | prior auth required | Oct 1, 2021 | Medicare Prior Auth (PA) Code Matrix (national), effective Q4 2021 |
C8933 appears in 1 coverage policy from Aetna.
| Payer | Policy | Role in policy | Reviewed | Document |
|---|---|---|---|---|
| Aetna | Magnetic Resonance Angiography (MRA) and Magnetic Resonance Venography (MRV) (0094) | covered if criteria are met | Mar 26, 2026 | payer document |
Prior authorization required or conditional in IN.
From payers' published prior-auth lists, coverage policies and state Medicaid fee schedules, updated Oct 16, 2026. The role is what the policy's own code table or text says about the code. Not a guarantee of coverage or payment; verify with the payer. CPT® is a registered trademark of the American Medical Association.