NPPES file of Aug 9, 2026

April D. Southwick, NP

Adult Health Nurse Practitioner · Boise, ID

April D. Southwick, NP is an adult health nurse practitioner with a practice address in Boise, Idaho, and NPI 1225020993, issued on Aug 18, 2005. Check the license (Idaho NP482A, as entered in NPPES) with the Idaho board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1225020993
Name
April D. Southwick
Credential
NP
Primary taxonomy
Adult Health Nurse Practitioner 363LA2200X
License number
NP482A ID
Self-reported in NPPES; status is on the state search
Practice location
703 S Americana Blvd, Boise, ID 83702
Phone
(208) 706-7500
Enumerated
Aug 18, 2005
Record last updated
Feb 16, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(208) 706-7501
Medicare enrollment
Enrolled (PECOS I20091104000719); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 703 S Americana Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Nicolas Allen, PA-CPhysician Assistant1205910551
  2. Glenn Bothwell, MDOccupational Medicine Physician1235183054
  3. Cody Heiner, MDOccupational Medicine Physician1770790313
  4. James Johnston, MDOrthopaedic Surgery Physician1114940699
  5. Benjamin Kerns, PAPhysician Assistant1659388783
  6. Ronald Kristensen, M.D.Orthopaedic Surgery Physician1215948807

Verify April D. Southwick in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Idaho board licenses this profession
    Search for license NP482A
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Idaho license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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83% fewer Medicare Part D claims than the average adult health nurse practitioner in 2024

221 Medicare Part D claims for 112 beneficiaries, against an average of 1,280 among the 16,937 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.

  1. April Southwick221
  2. Specialty average1,280

Most prescribed

  1. Azithromycin98 claims
  2. Atovaquone-Proguanil Hcl46 claims
  3. Vaqta23 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 83.3 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score79.5
  2. Costout of 100 · 30%64.9
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. St Lukes Clinic-Treasure Valley LLCBoise, ID

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

April D. Southwick among 53 adult health nurse practitioner records in Idaho

April D. Southwick, NP is one of 53 adult health nurse practitioner records with a practice address in Idaho. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 94% newer
  • In a Medicare fileYes · 70% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated2000 · median 2013 among the 22 with a school on file
  • Record last updated2013 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2200X and a Idaho practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Health Nurse Practitioner providers in Idaho

There are 53 adult health nurse practitioner records in Idaho.

The 8 adult health nurse practitioner records with the nearest ZIP codes

  1. Whitney Conrad, ARNPBoise, ID 837021073985339
  2. Kaitlin Haws, DNP,ARNPBoise, ID 837021518243112
  3. Michelle Hicks, NPBoise, ID 837021508973991
  4. Kristen Santana, AGNP-C, WHNP-BCBoise, ID 837021831670629
  5. Jaclyn Scholten, CRNPBoise, ID 837021447503586
  6. Elena Speroff, NPBoise, ID 837021437432994
  7. Heather Stafford, NP-CBoise, ID 837021912416413
  8. Rebecca Stone, ANPCBoise, ID 837021053469551

Common questions

What is April D. Southwick, NP's NPI number?

April D. Southwick, NP's National Provider Identifier (NPI) is 1225020993, issued on Aug 18, 2005. An NPI identifies a provider in billing; it is not a license.

Where is April D. Southwick, NP located?

The NPPES record lists a practice address at 703 S Americana Blvd, Boise, ID, 83702. Phone: (208) 706-7500. Providers update this record themselves, so call before visiting.

How can I verify April D. Southwick, NP's license?

NPPES lists Idaho license number NP482A, as entered by the provider. Search the Idaho board that licenses this profession; the NPPES record confirms identity only.

How much does April D. Southwick, NP prescribe under Medicare Part D?

In 2024, April D. Southwick, NP had 221 Medicare Part D claims for 112 beneficiaries; the average among adult health nurse practitioner prescribers was 1,280. Part D covers Medicare prescriptions only.

What is April D. Southwick, NP's MIPS final score?

The 2023 MIPS final score is 83.3 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.