DR. JOHN LIMOUZE
NPI 1629231295
Internal Medicine in Ann Arbor, MI
About Dr. John Limouze NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN LIMOUZE (NPI 1629231295) is an individual internal medicine provider in Ann Arbor, Michigan, licensed in Massachusetts (248147) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS, is affiliated with Cambridge Health Alliance, and is a graduate of Other (2008).
NPPES Registry Identity
Specialties & Licenses
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
Dr. John Limouze 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 Reassignment
Medicare enrollment records show John Limouze reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Cambridge, MA 02139
- Reassigned Medicare billing, Massachusetts enrollment
- 719 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 6
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.
Cambridge Health Alliance
Acute Care Hospitals · Cambridge, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48109 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.
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 John Limouze's NPI number?
The NPI number for John Limouze is 1629231295. It was assigned to this individual provider in the NPPES registry on July 3, 2008.
Where is John Limouze located?
John Limouze practices at 1500 E Medical Center Dr, Ann Arbor, MI 48109. The listed phone number is (734) 936-4385.
What is John Limouze's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is John Limouze enrolled in Medicare?
Yes. John Limouze 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 organization bills Medicare for John Limouze's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Limouze reassigns Medicare benefits to Cambridge Public Health Commission (Cambridge, MA). 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 John Limouze's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Limouze accept?
Health plans from Taro Health list John Limouze 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 John Limouze affiliated with any hospitals?
According to CMS data, John Limouze is affiliated with Cambridge Health Alliance.
When was this NPI record last updated?
The NPPES record for John Limouze was last updated on November 11, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Dr. John Limouze · NPI 1629231295
Internal Medicine physician in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since July 3, 2008.
## Identity
- **NPI:** 1629231295 (Entity type: Individual)
- **Enumerated:** July 3, 2008
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 248147 (Massachusetts)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1500 E MEDICAL CENTER DR, Ann Arbor, MI 48109-5000
- **Phone:** (734) 936-4385
## 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:** Cambridge Public Health Commission (NPI 1487603585, Cambridge, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** November 11, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1629231295) · Data from the CMS NPPES public registry.