Kellsey Fellbaum, DNP, FNP-BC
NPI 1811584147 · Family Nurse Practitioner · Ladysmith, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kellsey Fellbaum, DNP, FNP-BC is a Family Nurse Practitioner provider in Ladysmith, WI (NPI 1811584147).
Provider details
- NPI number
- 1811584147
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNP, FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 10426 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
5 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 85 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 259 | 75 |
| Lisinopril | 179 | 50 |
| Losartan Potassium | 175 | 45 |
| Levothyroxine Sodium | 166 | 39 |
| Amlodipine Besylate | 144 | 36 |
| Omeprazole | 143 | 39 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$24 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
- 2020-12-21
- Last updated
- 2025-12-10
- Certified
- 2025-12-10
Frequently asked questions
- What is Kellsey Fellbaum's NPI number?
- Kellsey Fellbaum's National Provider Identifier (NPI) is 1811584147, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kellsey Fellbaum's specialty?
- Kellsey Fellbaum is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kellsey Fellbaum located?
- Kellsey Fellbaum's practice location on file with NPPES is 1200 Port Arthur Rd, Ladysmith, WI 54848-1137.
- What is Kellsey Fellbaum's phone number?
- The practice phone number listed in the NPPES registry for Kellsey Fellbaum is (715) 532-5561.
- Does Kellsey Fellbaum accept Medicare?
- Kellsey Fellbaum is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kellsey Fellbaum's NPI active?
- Yes — Kellsey Fellbaum's NPI (1811584147) is active in the NPPES registry as of the last update on 2025-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.