NPPES file of Aug 9, 2026

Howlin Vision Clinic, PC in Sioux Falls, SD

This location of Howlin Vision Clinic bills under NPI 1538340575, an organization record issued on Nov 19, 2007 with the primary taxonomy Optometrist. It is one of 4 NPIs registered under this name and one of 3 in Sioux Falls; each clinician who sees you there has their own NPI and license.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Organization recordNPPES, Aug 2026
1538340575
Legal name
Howlin Vision Clinic, PC
Entity
Type 2 · organization
Primary taxonomy
Optometrist 152W00000X
Practice location
227 S PHILLIPS AVE, Sioux Falls, SD 57104
Phone
605-367-9620
Enumerated
Nov 19, 2007
Record updated
Aug 19, 2024
Authorized official
Ceo (title as filed)
Public record from the NPPES NPI Registry (open it on CMS). An NPI identifies who bills; it is not a facility license.

The other 2 Sioux Falls NPIs

  1. Howlin Vision Clinic, PC5129 S WESTERN AVE · issued Dec 18, 20061083777676
  2. Howlin Vision Clinic, PC1700 S HIGHLINE AVE · issued Aug 5, 20221902533276

7 clinicians CMS lists with Howlin Vision Clinic in Sioux Falls

  1. Eva Anderson, ODOptometrist1558724054
  2. Jacob Diedrich, ODOptometrist1407415599
  3. Ryan Haiar, ODOptometrist1689795494
  4. Lisa Kollis-Young, ODOptometrist1609869262
  5. Rebecca Larson, ODOptometrist1841239910
  6. Brandy Morrow, ODOptometrist1346237724
  7. Megan Woolery, ODOptometrist1639609282

Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.

All 4 Howlin Vision Clinic NPIs

Every location registered under this name, in 2 cities.

See every location

Checking an organization

  1. Confirm the business with the South Dakota secretary of state.
  2. Check the HHS-OIG exclusion list for the organization.
  3. Verify each clinician on their own record and the state license search.

Common questions

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Which Sioux Falls NPI should I use?

Ask the office which NPI it bills under; all 3 Sioux Falls NPIs are registered under the same name.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.