James Joseph Fillaus, CNP
Family Nurse Practitioner · Yankton, SD
James Joseph Fillaus, CNP is a family nurse practitioner with a practice address in Yankton, South Dakota, and NPI 1386157709, issued on Nov 7, 2017. Check the license (South Dakota CP001304, as entered in NPPES) with the South Dakota board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- James Joseph Fillaus
- Credential
- CNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- CP001304 SD
Self-reported in NPPES; status is on the state search - Practice location
- 3515 Broadway Ave, Yankton, SD 57078
- Phone
- (605) 668-3100
- Enumerated
- Nov 7, 2017
- Record last updated
- Nov 7, 2017 (not updated in 9 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 3515 Broadway Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Katelyn Anderson, MSW, CSW-PIP, QMHPClinical Social Worker1609446319
- Renee Boehrns, PA-CPhysician Assistant1689700577
- Stacy Brandt, APRN-NPFamily Nurse Practitioner1962874149
- Roberta Carr, RPHPharmacist1750592804
- Barbara De Witt, RN, CNPFamily Nurse Practitioner1922540616
- Kirsten Dejean, PA-CPhysician Assistant1710013610
Verify James Joseph Fillaus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich South Dakota board licenses this profession
Search for license CP001304Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average family nurse practitioner in 2024
357 Medicare Part D claims for 16 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.
Most prescribed
- Clozapine87 claims
- Lithium Carbonate22 claims
- Brilinta21 claims
- Autoshield Duo Pen Needle20 claims
- Atorvastatin Calcium15 claims
- Lantus Solostar13 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $212.61
9 payments; by number, the most common kind was food and beverage; the largest payer was Alkermes, Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
18 family nurse practitioner records list a practice address in Yankton
They are 18 of the 515 NPPES records with a practice address in Yankton, and 862 family nurse practitioner records in South Dakota.
All 18 in Yankton → All 862 in South Dakota → Every provider in Yankton →
Other family nurse practitioner records in South Dakota
- Katie Aase, FNP-CCanton, SD1982535100
- Carletta Aberle, CNPMcLaughlin, SD1396938197
- Kali Aberle, CNPMcLaughlin, SD1639506181
- Michelle Abraham, CNPSioux Falls, SD1851677280
- Kathryn Adams, CNPSioux Falls, SD1437668027
- Julia AdeeBrookings, SD1366215154
- Cassandra AesophAberdeen, SD1225698723
- McKaela Aghbashian, CNPRapid City, SD1407534332
- Emily Ahlers, CNPSioux Falls, SD1841851086
- Amy Albrecht, CNPHuron, SD1386015535
Common questions
What is James Joseph Fillaus, CNP's NPI number?
James Joseph Fillaus, CNP's National Provider Identifier (NPI) is 1386157709, issued on Nov 7, 2017. An NPI identifies a provider in billing; it is not a license.
Where is James Joseph Fillaus, CNP located?
The NPPES record lists a practice address at 3515 Broadway Ave, Yankton, SD, 57078. Phone: (605) 668-3100. Providers update this record themselves, so call before visiting.
How can I verify James Joseph Fillaus, CNP's license?
NPPES lists South Dakota license number CP001304, as entered by the provider. Search the South Dakota board that licenses this profession; the NPPES record confirms identity only.
How much does James Joseph Fillaus, CNP prescribe under Medicare Part D?
In 2024, James Joseph Fillaus, CNP had 357 Medicare Part D claims for 16 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.