ASHLEY AMBER HOLBROOK
NPI 1245794932
Nurse Anesthetist, Certified Registered in Grosse Pointe Farms, MI
About Ashley Amber Holbrook NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ASHLEY AMBER HOLBROOK (NPI 1245794932) is an individual nurse anesthetist, certified registered in Grosse Pointe Farms, Michigan, licensed in Michigan (4704358567) and active in the NPI registry since January 2019. She is affiliated with Ascension Providence Rochester Hospital, maintains 2 additional practice locations, and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses 3
Other Names 1
Secondary Practice Locations 2
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
Ashley Amber Holbrook 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 Ashley Holbrook reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Detroit, MI 48202
- Reassigned Medicare billing, Michigan enrollment
- 306 clinicians in this Medicare group
Rochester, MI 48307
- Reassigned Medicare billing, Michigan enrollment
- 67 clinicians in this Medicare group
Grand Blanc, MI 48439
- Reassigned Medicare billing, Michigan enrollment
- 154 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Ascension Providence Rochester Hospital
Acute Care Hospitals · Rochester, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48236 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
GROSSE POINTE FARMS, MI 48236
GROSSE POINTE FARMS, MI 48236
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 Ashley Holbrook's NPI number?
The NPI number for Ashley Holbrook is 1245794932. It was assigned to this individual provider in the NPPES registry on January 26, 2019. The provider is also known as Ashley Amber Laquey.
Where is Ashley Holbrook located?
Ashley Holbrook practices at 159 Kercheval Ave, Grosse Pointe Farms, MI 48236. The listed phone number is (313) 640-2550.
What is Ashley Holbrook's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Ashley Holbrook enrolled in Medicare?
Yes. Ashley Holbrook 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 Ashley Holbrook's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ashley Holbrook reassigns Medicare benefits to 3 organizations: Henry Ford Health System (Detroit, MI), Henry Ford Health Rochester Hospital (Rochester, MI) and Henry Ford Health Genesys Hospital (Grand Blanc, MI). 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 Ashley Holbrook's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Ashley Holbrook affiliated with any hospitals?
According to CMS data, Ashley Holbrook is affiliated with Ascension Providence Rochester Hospital.
When was this NPI record last updated?
The NPPES record for Ashley Holbrook was last updated on August 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Ashley Amber Holbrook · NPI 1245794932
Nurse Anesthetist, Certified Registered physician in Grosse Pointe Farms, Michigan. Individual provider, active in the CMS NPPES registry since January 26, 2019.
## Identity
- **NPI:** 1245794932 (Entity type: Individual)
- **Enumerated:** January 26, 2019
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 4704358567 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 159 KERCHEVAL AVE, Grosse Pointe Farms, MI 48236-3610
- **Phone:** (313) 640-2550 · **Fax:** (313) 876-1305
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Henry Ford Health System (NPI 1871666479, Detroit, MI); Henry Ford Health Rochester Hospital (NPI 1235252321, Rochester, MI); Henry Ford Health Genesys Hospital (NPI 1558517367, Grand Blanc, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** August 18, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1245794932) · Data from the CMS NPPES public registry.