JACOB LYMAN LEONARD BILHARTZ MD
NPI 1467612192
Pediatrics - Pediatric Transplant Hepatology in Ann Arbor, MI
About Jacob Lyman Leonard Bilhartz Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JACOB LYMAN LEONARD BILHARTZ MD (NPI 1467612192) is an individual pediatric transplant hepatology provider in Ann Arbor, Michigan, licensed in Michigan (4301091940) and active in the NPI registry since June 2008. He is enrolled in Medicare PECOS and is a graduate of University Of Texas Southwestern Medical School At Dallas (2008).
NPPES Registry Identity
Specialties & Licenses 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
Jacob Lyman Leonard Bilhartz 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
2Medicare enrollment records show Jacob Bilhartz reassigns Medicare billing to 2 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
Mason, MI 48854
- Reassigned Medicare billing, Michigan enrollment
- 916 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.
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 Jacob Bilhartz's NPI number?
The NPI number for Jacob Bilhartz is 1467612192. It was assigned to this individual provider in the NPPES registry on June 16, 2008.
Where is Jacob Bilhartz located?
Jacob Bilhartz practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The listed phone number is (734) 936-4000.
What is Jacob Bilhartz's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Transplant Hepatology, with taxonomy code 2080T0004X.
Is Jacob Bilhartz enrolled in Medicare?
Yes. Jacob Bilhartz 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 Jacob Bilhartz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jacob Bilhartz reassigns Medicare benefits to 2 organizations: Regents Of The University Of Michigan (Ann Arbor, MI) and Edward W. Sparrow Hospital Association (Mason, 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 Jacob Bilhartz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jacob Bilhartz accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 1 other insurer list Jacob Bilhartz 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.
When was this NPI record last updated?
The NPPES record for Jacob Bilhartz was last updated on November 20, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Jacob Lyman Leonard Bilhartz, MD · NPI 1467612192
Pediatric Transplant Hepatology physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since June 16, 2008.
## Identity
- **NPI:** 1467612192 (Entity type: Individual)
- **Enumerated:** June 16, 2008
- **Primary specialty:** Pediatrics - Pediatric Transplant Hepatology · taxonomy 2080T0004X
- **State license:** 4301091940 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1500 E MEDICAL CENTER DR, Ann Arbor, MI 48109-5000
- **Phone:** (734) 936-4000
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Regents Of The University Of Michigan (NPI 1003848144, Ann Arbor, MI); Edward W. Sparrow Hospital Association (NPI 1689683641, Mason, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Southwestern Medical School At Dallas, class of 2008
## Record status
- **NPPES last updated:** November 20, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1467612192) · Data from the CMS NPPES public registry.