John Limouze
NPI 1629231295 · Internal Medicine Physician · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Limouze is a Internal Medicine Physician provider in Ann Arbor, MI (NPI 1629231295).
Provider details
- NPI number
- 1629231295
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- 248147 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
17 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
194 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 84 | $84 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 27 | $139 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 25 | $124 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 23 | $88 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 19 | $88 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-07-03
- Last updated
- 2015-11-11
Frequently asked questions
- What is John Limouze's NPI number?
- John Limouze's National Provider Identifier (NPI) is 1629231295, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Limouze's specialty?
- John Limouze is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Limouze located?
- John Limouze's practice location on file with NPPES is 1500 E Medical Center Dr, Ann Arbor, MI 48109-5000.
- What is John Limouze's phone number?
- The practice phone number listed in the NPPES registry for John Limouze is (734) 936-4385.
- Does John Limouze accept Medicare?
- John Limouze is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Limouze's NPI active?
- Yes — John Limouze's NPI (1629231295) is active in the NPPES registry as of the last update on 2015-11-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.