> ## Documentation Index
> Fetch the complete documentation index at: https://docs.rcintell.com/llms.txt
> Use this file to discover all available pages before exploring further.

# CCN Resolver

> Paste a CCN — see the full L1-L6 billing context breakdown for that facility

> Paste a CCN. See everything about how billing works at that facility. Free.

The CCN Resolver is RCI's public lookup tool. Enter any Medicare provider number and see the complete billing context — from geographic location through payment system to the codes that apply there.

**Try it at [rcintell.com/tools](https://rcintell.com/tools)**

## How it works

Enter a CCN: `170001`

Get the full L1-L6 breakdown:

```
┌─────────────────────────────────────────────────────────────────┐
│  CCN: 170001                                                     │
│  Facility: Stormont Vail Health                                  │
│  City: Topeka, KS                                                │
│  Status: Active                                                  │
├─────────────────────────────────────────────────────────────────┤
│                                                                  │
│  L1 — PHYSICAL LOCATION                                          │
│  ├─ State: Kansas (17)                                           │
│  ├─ CBSA: 45820 (Topeka, KS)                                   │
│  ├─ MAC: Jurisdiction 5 (Wisconsin Physicians Service)           │
│  ├─ GPCI Work: 1.000                                            │
│  ├─ GPCI PE:   0.891                                            │
│  ├─ GPCI MP:   0.407                                            │
│  ├─ HPSA: No                                                    │
│  └─ Medicaid: Kansas Medicaid (KanCare)                         │
│                                                                  │
│  L2 — FACILITY TYPE                                              │
│  ├─ CCN Range: 0001-0879 → Short-term acute care hospital       │
│  ├─ Outpatient Payment: OPPS                                    │
│  ├─ Inpatient Payment: MS-DRG / IPPS                            │
│  ├─ Professional Payment: MPFS                                   │
│  ├─ Billing Form: UB-04 (institutional) / CMS-1500 (prof)      │
│  └─ EDI: 837I (institutional) / 837P (professional)            │
│                                                                  │
│  L3 — CARE SETTINGS AVAILABLE                                    │
│  ├─ Inpatient (POS 21)    → Facility rate, TOB 011x            │
│  ├─ Outpatient (POS 22)   → Facility rate, TOB 013x            │
│  ├─ ER (POS 23)           → Facility rate, TOB 013x            │
│  └─ Observation (POS 22)  → Outpatient, Rev 0762               │
│                                                                  │
│  L4 — PAYER CONTEXT (when specified)                             │
│  └─ Pass payer_id for payer-specific rules                      │
│                                                                  │
│  L5 — SERVICE GROUPS                                             │
│  └─ Pass cpt for service-group-specific rules                   │
│                                                                  │
│  L6 — SERVICE DETAIL                                             │
│  └─ Pass cpt for code-specific RVUs and payment calculation     │
│                                                                  │
└─────────────────────────────────────────────────────────────────┘
```

## Deep resolution

Add a CPT code and payer to go deeper:

**CCN:** `170001` **CPT:** `99213` **Payer:** `Medicare`

```
┌─────────────────────────────────────────────────────────────────┐
│  L4 — PAYER: Medicare (CMS)                                      │
│  ├─ Timely filing: 12 months from date of service               │
│  ├─ Appeal level 1: Redetermination (120 days)                  │
│  ├─ Appeal level 2: QIC Reconsideration (180 days)              │
│  ├─ Prior auth: Not required for 99213                          │
│  ├─ LCD: Check MAC Jurisdiction 5 LCDs                          │
│  └─ NCD: No NCD for E/M services                               │
│                                                                  │
│  L5 — SERVICE GROUP: E/M (Evaluation & Management)              │
│  ├─ Documentation: MDM or time-based                            │
│  ├─ Split/shared: Incident-to rules apply                       │
│  ├─ Same-day procedure: Modifier 25 if significant/separate     │
│  └─ Telehealth: Allowed (POS 02 or 10)                         │
│                                                                  │
│  L6 — SERVICE: 99213                                             │
│  ├─ Description: Office visit, established, low complexity      │
│  ├─ Work RVU: 1.30                                              │
│  ├─ PE RVU (facility): 0.99                                     │
│  ├─ PE RVU (non-facility): 1.72                                 │
│  ├─ MP RVU: 0.10                                                │
│  ├─ Total RVU (facility): 2.39                                  │
│  ├─ Total RVU (non-facility): 3.12                              │
│  ├─                                                              │
│  ├─ GPCI-Adjusted Payment:                                       │
│  │   Facility:     $71.91                                        │
│  │   Non-facility: $95.25                                        │
│  │   (CF: $32.35 × Adjusted RVUs)                               │
│  └─ Global period: XXX (no global)                              │
│                                                                  │
└─────────────────────────────────────────────────────────────────┘
```

## Use cases

| Who               | What they resolve                                |
| ----------------- | ------------------------------------------------ |
| **Billers**       | "What TOB do I use for this facility?"           |
| **Coders**        | "Which modifiers are required at this POS?"      |
| **Revenue cycle** | "What's the expected payment for this CPT here?" |
| **Compliance**    | "Is this facility billing on the right form?"    |
| **Integrations**  | "What payment system does this CCN fall under?"  |
| **New hires**     | "What does this CCN even mean?"                  |

## API equivalent

```bash theme={null}
# Quick L1-L2 lookup (just the CCN)
curl https://api-dev.rcintell.com/v1/knowledge/layers/170001 \
  -H "X-API-Key: kp_test_..."

# Full L1-L6 resolution
curl -X POST https://api-dev.rcintell.com/v1/knowledge/resolve \
  -H "X-API-Key: kp_test_..." \
  -H "Content-Type: application/json" \
  -d '{
    "ccn": "170001",
    "cpt": "99213",
    "payer": "Medicare"
  }'
```

## Free to use

The CCN Resolver is free at [rcintell.com/tools](https://rcintell.com/tools). No account required. Full L4-L6 resolution via the API requires a free API key.