JUSTIN BRIAN BARBAT MD
NPI 1154815090
Anesthesiology in Ann Arbor, MI
About Justin Brian Barbat Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JUSTIN BRIAN BARBAT MD (NPI 1154815090) is an individual anesthesiology provider in Ann Arbor, Michigan, licensed in Michigan (4301509461) and active in the NPI registry since June 2018. He is enrolled in Medicare PECOS, is affiliated with Jewish Hospital & St Mary's Healthcare, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 3
Accepted Insurance
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
Justin Brian Barbat Md 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 Justin Barbat reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Ann Arbor, MI 48109
- Reassigned Medicare billing, Michigan enrollment
- 2,377 clinicians in this Medicare group
Louisville, KY 40241
- Reassigned Medicare billing, Kentucky enrollment
- 2,337 clinicians in this Medicare group
Edwards, CO 81632
- Reassigned Medicare billing, Colorado enrollment
- 128 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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Jewish Hospital & St Mary's Healthcare
Acute Care Hospitals · Louisville, KYUniversity Of Michigan Health System
Acute Care Hospitals · Ann Arbor, MIUniversity Of Michigan Health - West
Acute Care Hospitals · Wyoming, MIOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
ANN ARBOR, MI 48109
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 Justin Barbat's NPI number?
The NPI number for Justin Barbat is 1154815090. It was assigned to this individual provider in the NPPES registry on June 14, 2018.
Where is Justin Barbat located?
Justin Barbat practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The listed phone number is (734) 936-5000.
What is Justin Barbat's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Justin Barbat enrolled in Medicare?
Yes. Justin Barbat 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 Justin Barbat's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Justin Barbat reassigns Medicare benefits to 3 organizations: Regents Of The University Of Michigan (Ann Arbor, MI), University Of Louisville Physicians, Inc. (Louisville, KY) and Anesthesia Partners Of Colorado (Edwards, CO). 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 Justin Barbat's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Justin Barbat accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter of Tennessee, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 1 other insurer list Justin Barbat as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Justin Barbat affiliated with any hospitals?
According to CMS data, Justin Barbat is affiliated with Jewish Hospital & St Mary's Healthcare, University Of Michigan Health System and University Of Michigan Health - West.
When was this NPI record last updated?
The NPPES record for Justin Barbat was last updated on April 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Justin Brian Barbat, MD · NPI 1154815090
Anesthesiology physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since June 14, 2018.
## Identity
- **NPI:** 1154815090 (Entity type: Individual)
- **Enumerated:** June 14, 2018
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 4301509461 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1500 E MEDICAL CENTER DR, Ann Arbor, MI 48109-5000
- **Phone:** (734) 936-5000
## 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): Regents Of The University Of Michigan (NPI 1003848144, Ann Arbor, MI); University Of Louisville Physicians, Inc. (NPI 1972859098, Louisville, KY); Anesthesia Partners Of Colorado (NPI 1457702409, Edwards, CO) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Oakland Univ, William Beaumont School Of Medicine, class of 2018
## Record status
- **NPPES last updated:** April 9, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1154815090) · Data from the CMS NPPES public registry.