MS. MARGARET CAROL DYAL PMHNP
NPI 1841143252
Nurse Practitioner - Psychiatric/Mental Health in Lyons, CO
About Ms. Margaret Carol Dyal Pmhnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. MARGARET CAROL DYAL PMHNP (NPI 1841143252) is an individual psychiatric/mental health provider in Lyons, Colorado, licensed in Colorado (APN.1001611-NP) and active in the NPI registry since February 2026. She is enrolled in Medicare PECOS and is a graduate of Other (2025).
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)
Ms. Margaret Carol Dyal Pmhnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Margaret Dyal reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boulder, CO 80303
- Reassigned Medicare billing, Colorado enrollment
- Medicare enrollment name: Joseph Yeretsian PC
- 21 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 80540 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Margaret Dyal's NPI number?
The NPI number for Margaret Dyal is 1841143252. It was assigned to this individual provider in the NPPES registry on February 16, 2026.
Where is Margaret Dyal located?
Margaret Dyal practices at 71 Arapahoe Ct, Lyons, CO 80540. The listed phone number is (954) 707-1623.
What is Margaret Dyal's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Margaret Dyal enrolled in Medicare?
Yes. Margaret Dyal is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Margaret Dyal's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Dyal reassigns Medicare benefits to Joseph Yeretsian, P.C. (Boulder, 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 Margaret Dyal'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 Margaret Dyal was last updated on February 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.
# Ms. Margaret Carol Dyal, PMHNP · NPI 1841143252
Psychiatric/Mental Health physician in Lyons, Colorado. Individual provider, active in the CMS NPPES registry since February 16, 2026.
## Identity
- **NPI:** 1841143252 (Entity type: Individual)
- **Enumerated:** February 16, 2026
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** APN.1001611-NP (Colorado)
- **Sole proprietor:** No
## Practice location
- **Address:** 71 ARAPAHOE CT, Lyons, CO 80540-8236
- **Phone:** (954) 707-1623
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Joseph Yeretsian, P.C. (NPI 1942668165, Boulder, CO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** February 16, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1841143252) · Data from the CMS NPPES public registry.