NPPES file of Aug 9, 2026

Stephen Carleton, LCSW, CAS

Clinical Social Worker · Loveland, CO

Stephen Carleton, LCSW, CAS is a clinical social worker with a practice address in Loveland, Colorado, and NPI 1508646373, issued on Sep 29, 2023. Check the license (Colorado CSW-1858, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1508646373
Name
Stephen Carleton
Credential
LCSW, CAS
Primary taxonomy
Clinical Social Worker 1041C0700X
License numbers
CSW-1858 CO
SWB-2024-0219 NM
Self-reported in NPPES; status is on the state search
Practice location
1640 Topaz Dr, Loveland, CO 80537
Phone
(720) 326-9317
Enumerated
Sep 29, 2023
Record last updated
Mar 29, 2024
Medicare enrollment
Enrolled (PECOS I20231207001357); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 1640 Topaz Dr

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

  1. Rachel Mommer, DNP, FNP, PMHNPAddiction Medicine (Psychiatry & Neurology) Physician1053801647

Verify Stephen Carleton in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license CSW-1858
    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 Colorado 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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Bills Medicare through one group practice

  1. Rocky Mountain Clinics LLCFort Collins, CO

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

Stephen Carleton among 7,356 clinical social worker records in Colorado

Stephen Carleton, LCSW, CAS is one of 7,356 clinical social worker records with a practice address in Colorado. 14% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 80% of them.

  • NPI issued2023 · 80% of these records are older, 14% newer
  • In a Medicare fileYes · 14% of these records are
  • In the CMS Doctors and Clinicians fileYes · 21% of these records are
  • Graduated2008 · median 2014 among the 1,575 with a school on file
  • Record last updated2024 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

89 clinical social worker records list a practice address in Loveland

They are 89 of the 2,113 NPPES records with a practice address in Loveland, and 7,356 clinical social worker records in Colorado.

The 8 clinical social worker records with the nearest ZIP codes

  1. Nicole Alexander, MSW, LCSWLoveland, CO 805371215176961
  2. Ann Briggs, LCSW, LACLoveland, CO 805371528213550
  3. Brooke Chapman, LCSWLoveland, CO 805371942787726
  4. Sheena Colburn, LCSWLoveland, CO 805371992347322
  5. Abbie Conner, LCSWLoveland, CO 805371891127353
  6. Michael Haley, LCSWLoveland, CO 805371912041237
  7. Corey Hollowell, LCSWLoveland, CO 805371083090757
  8. Karen Nielsen, LCSW, MSWLoveland, CO 805371376524496

Common questions

What is Stephen Carleton, LCSW, CAS's NPI number?

Stephen Carleton, LCSW, CAS's National Provider Identifier (NPI) is 1508646373, issued on Sep 29, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Stephen Carleton, LCSW, CAS located?

The NPPES record lists a practice address at 1640 Topaz Dr, Loveland, CO, 80537. Phone: (720) 326-9317. Providers update this record themselves, so call before visiting.

How can I verify Stephen Carleton, LCSW, CAS's license?

NPPES lists Colorado license number CSW-1858, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

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.