MS. DAWN TROEGER ACNP
NPI 1871845917
Nurse Practitioner - Acute Care in Castro Valley, CA
About Ms. Dawn Troeger Acnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. DAWN TROEGER ACNP (NPI 1871845917) is an individual acute care provider in Castro Valley, California, licensed in California (22513) and active in the NPI registry since October 2012. She is enrolled in Medicare PECOS and is a graduate of Other (2012).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ms. Dawn Troeger Acnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Dawn Troeger reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Walnut Creek, CA 94598
- Reassigned Medicare billing, California enrollment
- 8 clinicians in this Medicare group
Walnut Creek, CA 94598
- Reassigned Medicare billing, California enrollment
- 810 clinicians in this Medicare group
San Bernardino, CA 92404
- Reassigned Medicare billing, California enrollment
- 1,216 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.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94546 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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 Dawn Troeger's NPI number?
The NPI number for Dawn Troeger is 1871845917. It was assigned to this individual provider in the NPPES registry on October 14, 2012. The provider is also known as Mrs. Dawn Slack.
Where is Dawn Troeger located?
Dawn Troeger practices at 20103 Lake Chabot Rd, Castro Valley, CA 94546. The listed phone number is (510) 727-2730.
What is Dawn Troeger's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Dawn Troeger enrolled in Medicare?
Yes. Dawn Troeger is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Dawn Troeger's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dawn Troeger reassigns Medicare benefits to 3 organizations: Moussa F Yazbeck MD Inc (Walnut Creek, CA), John Muir Trauma Physicians Billing Service (Walnut Creek, CA) and Inpatient Specialists Of California, PC (San Bernardino, CA). Each 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 Dawn Troeger'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 Dawn Troeger was last updated on October 14, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Ms. Dawn Troeger, ACNP · NPI 1871845917
Acute Care physician in Castro Valley, California. Individual provider, active in the CMS NPPES registry since October 14, 2012.
## Identity
- **NPI:** 1871845917 (Entity type: Individual)
- **Enumerated:** October 14, 2012
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 22513 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 20103 LAKE CHABOT RD, Castro Valley, CA 94546-5305
- **Phone:** (510) 727-2730
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Moussa F Yazbeck MD Inc (NPI 1013313071, Walnut Creek, CA); John Muir Trauma Physicians Billing Service (NPI 1093864837, Walnut Creek, CA); Inpatient Specialists Of California, PC (NPI 1952792475, San Bernardino, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** October 14, 2012
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Source: [NPI Profile](https://npiprofile.com/npi/1871845917) · Data from the CMS NPPES public registry.