Bret Assmus
Case Manager/Care Coordinator · Denver, CO
Bret Assmus is a case manager/care coordinator with a practice address in Denver, Colorado, and NPI 1629358551, issued on Aug 23, 2011. Check the license with the Colorado board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Bret Assmus
- Primary taxonomy
- Case Manager/Care Coordinator 171M00000X
- Practice location
- 1555 Humboldt St, Denver, CO 80218
- Phone
- (303) 504-1600
- Enumerated
- Aug 23, 2011
- Record last updated
- Aug 23, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 1555 Humboldt St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jean Bennett, CAC2Addiction (Substance Use Disorder) Counselor1811139207
- Sharon Collins, LPNLicensed Practical Nurse1013183326
- Joshua Dehart, BSCase Manager/Care Coordinator1851673792
Verify Bret Assmus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
510 case manager/care coordinator records list a practice address in Denver
They are 510 of the 25,068 NPPES records with a practice address in Denver, and 2,195 case manager/care coordinator records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 510 in Denver → All 2,195 in Colorado → Every provider in Denver →
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- Koki Adachi, BAFort Collins, CO1003168519
- Nathalie AdamesAurora, CO1215828934
- Brian Adams, BSWFort Collins, CO1114447943
- Charles AdamsDenver, CO1093598179
- Felicia AdamsDenver, CO1578482113
Common questions
What is Bret Assmus's NPI number?
Bret Assmus's National Provider Identifier (NPI) is 1629358551, issued on Aug 23, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Bret Assmus located?
The NPPES record lists a practice address at 1555 Humboldt St, Denver, CO, 80218. Phone: (303) 504-1600. Providers update this record themselves, so call before visiting.
How can I verify Bret Assmus's license?
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. 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.