James Fillaus, CNP
NPI 1386157709 · Family Nurse Practitioner · Yankton, SD
James Fillaus, CNP is a Family Nurse Practitioner provider in Yankton, SD (NPI 1386157709).
Provider details
- NPI number
- 1386157709
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP
- Sex
- Male
- Sole proprietor
- No
- License
- CP001304 (SD)
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 tenure33% of score
8 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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Clozapine | 87 |
| Lithium Carbonate | 22 |
| Ticagrelorbrand: Brilinta | 21 |
| Pen Needle,dual Safety,diabetcbrand: Autoshield Duo Pen Needle | 20 |
| Atorvastatin Calcium | 15 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 13 |
| Metoprolol Succinate | 13 |
| Isosorbide Mononitratebrand: Isosorbide Mononitrate Er | 12 |
| Valproic Acid (as Sodium Salt) |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$213 across 9 records (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
- 2017-11-07
- Last updated
- 2017-11-07
Frequently asked questions
- What is James Fillaus's NPI number?
- James Fillaus's National Provider Identifier (NPI) is 1386157709, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Fillaus's specialty?
- James Fillaus is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is James Fillaus located?
- James Fillaus's practice location on file with NPPES is 3515 Broadway Ave, Yankton, SD 57078-4917.
- What is James Fillaus's phone number?
- The practice phone number listed in the NPPES registry for James Fillaus is (605) 668-3100.
- Is James Fillaus's NPI active?
- Yes — James Fillaus's NPI (1386157709) is active in the NPPES registry as of the last update on 2017-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.