Registry data as of Aug 27, 2026

Harbour House

Harbour House holds 11 active organization NPIs in the federal registry, with practice locations in 3 Maryland cities. 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

Annapolis has the most NPIs, 5

  1. Annapolis5
  2. Edgewater4
  3. Millersville2

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

Most NPIs were issued in 2020 and 2021

Harbour House NPIs by year issued2017: 2, 2018: 1, 2019: 0, 2020: 3, 2021: 4, 2022: 0, 2023: 101234201720182019202020212022202334211
Harbour House NPIs by year issued2017: 2, 2018: 1, 2019: 0, 2020: 3, 2021: 4, 2022: 0, 2023: 101234201720182019202020212022202334211
Harbour House NPIs by year issued2017: 2, 2018: 1, 2019: 0, 2020: 3, 2021: 4, 2022: 0, 2023: 101234201720182019202020212022202334211

Source: CMS NPPES, enumeration dates.

4 NPIs were issued in 2021 alone, more than in any other year; none in 2 of the years between.

Annapolis locations

The city with the most Harbour House NPIs. The full list of all 11 follows.

NPILocationPrimary taxonomyIssued
13366544745 OAK CT, AnnapolisAddiction (Substance Use Disorder) CounselorDec 12, 2017
18912014715 OAK CT, AnnapolisAddiction (Substance Use Disorder) CounselorDec 19, 2017
143777858610 OAK CT, AnnapolisCommunity/Behavioral Health AgencyApr 9, 2020
182166658715 OAK CT, AnnapolisMental Illness Community Based Residential Treatment FacilityJun 17, 2021
190258590410 OAK CT, AnnapolisMental Illness Community Based Residential Treatment FacilityJul 17, 2023
All 11 locations, by city
NPILocationPrimary taxonomyIssued
13366544745 OAK CT, AnnapolisAddiction (Substance Use Disorder) CounselorDec 12, 2017
18912014715 OAK CT, AnnapolisAddiction (Substance Use Disorder) CounselorDec 19, 2017
143777858610 OAK CT, AnnapolisCommunity/Behavioral Health AgencyApr 9, 2020
182166658715 OAK CT, AnnapolisMental Illness Community Based Residential Treatment FacilityJun 17, 2021
190258590410 OAK CT, AnnapolisMental Illness Community Based Residential Treatment FacilityJul 17, 2023
11245953761521 WIDOWS MITE RD, EdgewaterSubstance Abuse Rehabilitation FacilityOct 25, 2018
15488920291521 WIDOWS MITE RD, EdgewaterCommunity/Behavioral Health AgencyFeb 12, 2020
15286734311521 WIDOWS MITE RD, EdgewaterSubstance Abuse Rehabilitation FacilitySep 9, 2020
12650081141521 WIDOWS MITE RD, EdgewaterMental Illness Community Based Residential Treatment FacilityJun 1, 2021
19428796488350 WOODLAND RD, MillersvilleMental Illness Community Based Residential Treatment FacilityJun 18, 2021
19226776248354 WOODLAND RD, MillersvilleMental Illness Community Based Residential Treatment FacilityJun 18, 2021

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 Harbour House have 11 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Harbour House's NPIs list practice locations in 3 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.