Shannon Koss, PAC
NPI 1861583007 · Physician Assistant · Appleton, WI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shannon Koss, PAC is a Physician Assistant provider in Appleton, WI (NPI 1861583007).
Provider details
- NPI number
- 1861583007
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PAC
- Sex
- Female
- Sole proprietor
- No
- License
- 1604 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
226 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 104 | $56 |
| Replacement of Knee Joint, Both Sides of Knee27447 | 48 | $157 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 35 | $46 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 16 | $108 |
| Replacement of Thigh Bone and Hip Joint With Prosthesis27130 | 12 | $157 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 404 | 218 |
| Tramadol Hcl | 384 | 219 |
| Celecoxib | 274 | 195 |
| Amoxicillin | 169 | 114 |
| Pantoprazole Sodium | 153 | 141 |
| Enoxaparin Sodium | 75 | 66 |
| Clindamycin Hcl | 49 | 35 |
| Ondansetron |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$111 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-27
- Last updated
- 2022-01-18
- Certified
- 2022-01-18
Frequently asked questions
- What is Shannon Koss's NPI number?
- Shannon Koss's National Provider Identifier (NPI) is 1861583007, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shannon Koss's specialty?
- Shannon Koss is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Shannon Koss located?
- Shannon Koss's practice location on file with NPPES is 1531 S Madison St, Appleton, WI 54915.
- What is Shannon Koss's phone number?
- The practice phone number listed in the NPPES registry for Shannon Koss is (920) 996-3700.
- Does Shannon Koss accept Medicare?
- Shannon Koss is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shannon Koss's NPI active?
- Yes — Shannon Koss's NPI (1861583007) is active in the NPPES registry as of the last update on 2022-01-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.