Registry data as of Aug 27, 2026

A Single Step

A Single Step holds 2 active organization NPIs in the federal registry, with practice locations in 2 cities in 2 states. 1 list addiction (substance use disorder) counselor as their primary taxonomy; each location can bill under its own NPI.

CMS NPPES registry, file of Aug 9, 2026 · legal names grouped after punctuation and "LLC" are removed · method · Verify with CMS →

Which NPI is yours?

Search the organization with your city to find the NPI for the location you visit or bill.

Find a location's NPI

Wilmington, NC has the most NPIs, 1

  1. Wilmington, NC1
  2. Appleton, WI1

Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.

Most NPIs were issued in 2012 and 2026

A Single Step NPIs by year issued2012: 1, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 0, 2025: 0, 2026: 100.30.50.812012201420162018202020222024202611
A Single Step NPIs by year issued2012: 1, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 0, 2025: 0, 2026: 100.30.50.8120122013201420152016201720182019202020212022202320242025202611
A Single Step NPIs by year issued2012: 1, 2013: 0, 2014: 0, 2015: 0, 2016: 0, 2017: 0, 2018: 0, 2019: 0, 2020: 0, 2021: 0, 2022: 0, 2023: 0, 2024: 0, 2025: 0, 2026: 100.30.50.812012201420162018202020222024202611

Source: CMS NPPES, enumeration dates.

1 NPIs were issued in 2012 alone, more than in any other year; none in 13 of the years between.

Wilmington, NC locations

The city with the most A Single Step NPIs. The full list of all 2 follows.

NPILocationPrimary taxonomyIssued
18017444124105 ROUNDING BEND LN, Wilmington, NCAddiction (Substance Use Disorder) CounselorMar 19, 2026
All 2 locations, by state and city
NPILocationPrimary taxonomyIssued
18017444124105 ROUNDING BEND LN, Wilmington, NCAddiction (Substance Use Disorder) CounselorMar 19, 2026
1275809352821 E 1ST AVE STE 5, Appleton, WIMental Health CounselorMar 22, 2012

Checking an organization

  1. Match the NPI to the exact location you will visit or bill; each location can have its own.
  2. Confirm the business entity with the secretary of state.
  3. Check the HHS-OIG exclusion list for the organization and its owners.
  4. Verify each clinician you will see on their own record and with the state license search.

Common questions

Why does A Single Step have 2 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. A Single Step's NPIs list practice locations in 2 cities.

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.

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.