Comprehensive Outpatient Services
Comprehensive Outpatient Services holds 5 active organization NPIs in the federal registry, with practice locations in 4 cities in 2 states. Each location can bill under its own NPI.
Search the organization with your city to find the NPI for the location you visit or bill.
Find a location's NPIChelmsford, MA has the most NPIs, 2
Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.
Most NPIs were issued in 2006 and 2008
Source: CMS NPPES, enumeration dates.
2 NPIs were issued in 2008 alone, more than in any other year; none in 2 of the years between.
Chelmsford, MA locations
The city with the most Comprehensive Outpatient Services NPIs. The full list of all 5 follows.
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1770541948 | 2 COURTHOUSE LN SUITE 3, Chelmsford, MA | Mental Health Counselor | May 3, 2006 |
| 1073801767 | 2 COURTHOUSE LN, Chelmsford, MA | Community/Behavioral Health Agency | Jul 14, 2011 |
All 5 locations, by state and city
| NPI | Location | Primary taxonomy | Issued |
|---|---|---|---|
| 1093989824 | 1701 S 45TH ST SUITE D, Kansas City, KS | Respite Care | Apr 14, 2008 |
| 1497991608 | 9540 NALL AVE, Overland Park, KS | Nursing Facility Supplies (DME) | Dec 18, 2008 |
| 1770541948 | 2 COURTHOUSE LN SUITE 3, Chelmsford, MA | Mental Health Counselor | May 3, 2006 |
| 1073801767 | 2 COURTHOUSE LN, Chelmsford, MA | Community/Behavioral Health Agency | Jul 14, 2011 |
| 1083742365 | 76 SUMMER ST, Fitchburg, MA | Community/Behavioral Health Agency | Mar 1, 2007 |
Checking an organization
- Match the NPI to the exact location you will visit or bill; each location can have its own.
- Confirm the business entity with the secretary of state.
- Check the HHS-OIG exclusion list for the organization and its owners.
- Verify each clinician you will see on their own record and with the state license search.
Common questions
Why does Comprehensive Outpatient Services have 5 NPIs?
An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. Comprehensive Outpatient Services's NPIs list practice locations in 4 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.