Laura R. Withorne-Maloney, CNP
Family Nurse Practitioner · Sioux Falls, SD
Laura R. Withorne-Maloney, CNP is a family nurse practitioner with a practice address in Sioux Falls, South Dakota, and NPI 1255303707, issued on Feb 7, 2006. Check the license (South Dakota CP000224, as entered in NPPES) with the South Dakota board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Laura R. Withorne-Maloney
- Credential
- CNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- CP000224 SD
0224 SD
Self-reported in NPPES; status is on the state search - Practice location
- 4400 W 69TH St, Sioux Falls, SD 57108
- Phone
- (605) 322-7580
- Enumerated
- Feb 7, 2006
- Record last updated
- Dec 11, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (605) 322-7579
- Medicaid IDs
- 1908517 IA
6826062 SD
393603100 MN
46022474340 NE - Medicare enrollment
- Enrolled (PECOS I20060421000203); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 862 in South Dakota → Look up another NPI →
Also registered at 4400 W 69TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Laura R. Withorne-Maloney 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 CP000224Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.1 times the Medicare Part D claims of the average family nurse practitioner in 2024
2,704 Medicare Part D claims for 220 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.
Most prescribed
- Clonazepam297 claims
- Duloxetine Hcl205 claims
- Quetiapine Fumarate152 claims
- Bupropion Xl148 claims
- Lorazepam126 claims
- Dextroamphetamine-Amphetamine124 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: $1,209.38
30 payments; by number, the most common kind was food and beverage; the largest payer was Supernus Pharmaceuticals, 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.
Bills Medicare through one group practice
- Avera MckennanSioux Falls, SD
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Laura R. Withorne-Maloney among 862 family nurse practitioner records in South Dakota
Laura R. Withorne-Maloney, CNP is one of 862 family nurse practitioner records with a practice address in South Dakota. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 89% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1997 · median 2019 among the 615 with a school on file
- Record last updated2013 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a South Dakota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
305 family nurse practitioner records list a practice address in Sioux Falls
They are 305 of the 6,563 NPPES records with a practice address in Sioux Falls, and 862 family nurse practitioner records in South Dakota.
All 862 in South Dakota → Every provider in Sioux Falls → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Patricia Bultsma, FNP/CSioux Falls, SD 571081841258159
- Irena Chernatinski, CNPSioux Falls, SD 571081700133667
- Mary Fiedler, CNPSioux Falls, SD 571081093962706
- Heidi Furth, CNPSioux Falls, SD 571081669530671
- Abigail Gramlick-Mueller, CNPSioux Falls, SD 571081477786200
- Paul Kaffar, CNPSioux Falls, SD 571081053419903
- Rebecca Leonard, CNPSioux Falls, SD 571081073586632
- Sheryl Marckstadt, CNPSioux Falls, SD 571081487658837
Common questions
What is Laura R. Withorne-Maloney, CNP's NPI number?
Laura R. Withorne-Maloney, CNP's National Provider Identifier (NPI) is 1255303707, issued on Feb 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Laura R. Withorne-Maloney, CNP located?
The NPPES record lists a practice address at 4400 W 69TH St, Sioux Falls, SD, 57108. Phone: (605) 322-7580. Providers update this record themselves, so call before visiting.
How can I verify Laura R. Withorne-Maloney, CNP's license?
NPPES lists South Dakota license number CP000224, as entered by the provider. Search the South Dakota board that licenses this profession; the NPPES record confirms identity only.
How much does Laura R. Withorne-Maloney, CNP prescribe under Medicare Part D?
In 2024, Laura R. Withorne-Maloney, CNP had 2,704 Medicare Part D claims for 220 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.