GEOFFREY HERDEN MA
NPI 1417666140
Counselor - Mental Health in Lafayette, CO
About Geoffrey Herden Ma NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GEOFFREY HERDEN MA (NPI 1417666140) is an individual mental health provider in Lafayette, Colorado and active in the NPI registry since November 2022. He is enrolled in Medicare PECOS and is a graduate of Other (1999).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Geoffrey Herden Ma is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Geoffrey Herden reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Denver, CO 80202
- Reassigned Medicare billing, Colorado enrollment
- 940 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LAFAYETTE, CO 80026
LAFAYETTE, CO 80026
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Geoffrey Herden's NPI number?
The NPI number for Geoffrey Herden is 1417666140. It was assigned to this individual provider in the NPPES registry on November 21, 2022.
Where is Geoffrey Herden located?
Geoffrey Herden practices at 1455 Dixon Ave, Lafayette, CO 80026. The listed phone number is (303) 443-8500.
What is Geoffrey Herden's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.
Is Geoffrey Herden enrolled in Medicare?
Yes. Geoffrey Herden is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Geoffrey Herden's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Geoffrey Herden reassigns Medicare benefits to Sondermind Provider Network LLC (Denver, CO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Geoffrey Herden's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Geoffrey Herden was last updated on November 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Geoffrey Herden, MA · NPI 1417666140
Mental Health provider in Lafayette, Colorado. Individual provider, active in the CMS NPPES registry since November 21, 2022.
## Identity
- **NPI:** 1417666140 (Entity type: Individual)
- **Enumerated:** November 21, 2022
- **Primary specialty:** Counselor - Mental Health · taxonomy 101YM0800X
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1455 DIXON AVE, Lafayette, CO 80026-8879
- **Phone:** (303) 443-8500
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Sondermind Provider Network LLC (NPI 1760854442, Denver, CO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1999
## Record status
- **NPPES last updated:** November 21, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1417666140) · Data from the CMS NPPES public registry.