C9777
HCPCSEsophag muc integ w/eso egd
Official HCPCS Level II long descriptor
Esophageal mucosal integrity testing by electrical impedance, transoral, includes esophagoscopy or esophagogastroduodenoscopy
HCPCS Level II code C9777 is maintained by CMS and is active in the current quarterly release.
Short descriptor
Esophag muc integ w/eso egd
Added to HCPCS: 2021-04-01
Nearby codes in C9
- C9766Revasc intra lithotrip-ather
- C9767Revasc lithotrip-stent-ather
- C9768Endo us-guide hep porto grad
- C9772Revasc lithotrip tibi/perone
- C9773Revasc lithotr-stent tib/per
- C9774Revasc lithotr-ather tib/per
- C9775Revasc lith-sten-ath tib/per
- C9776Fluo bile duct imaging w/icg
- C9778Colpopexy, min/inv, ex-perit
- C9779Esd endoscopy or colonoscopy
- C9780Insert cv cath inf & sup app
- C9781Arthro/shoul surg; w/spacer
- C9782Blind myocar trpl bon marrow
- C9783Blind cor sinus reducer impl
- C9785Endo outlet restrict w/tube
- C9789Instill pharm renal pelvis
Where this code sits
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HCPCS Level II July 2026 quarterly update. Centers for Medicare & Medicaid Services (CMS), “July 2026 Alpha-Numeric HCPCS File” (HCPC2026_JUL_ANWEB_06172026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.