James Mesrobian, MD
NPI 1619936325 · Anesthesiology Physician · Summit, WI
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Mesrobian, MD is a Anesthesiology Physician provider in Summit, WI (NPI 1619936325).
Provider details
- NPI number
- 1619936325
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 45520 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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.
Practice location
Mailing address
Additional practice locations (2)
- 5000 W Burleigh StDepartment of AnesthesiologyMilwaukee, WI 53210-1646Phone: (414) 447-2000
- 9200 W Wisconsin AveMilwaukee, WI 53226-3522Phone: (414) 805-8700Fax: (414) 259-1522
Registry dates
- Enumerated
- 2006-03-21
- Last updated
- 2025-11-13
- Certified
- 2025-11-13
Frequently asked questions
- What is James Mesrobian's NPI number?
- James Mesrobian's National Provider Identifier (NPI) is 1619936325, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Mesrobian's specialty?
- James Mesrobian is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is James Mesrobian located?
- James Mesrobian's practice location on file with NPPES is 36500 Aurora Dr, Summit, WI 53066-4899.
- What is James Mesrobian's phone number?
- The practice phone number listed in the NPPES registry for James Mesrobian is (262) 434-1000.
- Does James Mesrobian accept Medicare?
- James Mesrobian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Mesrobian's NPI active?
- Yes — James Mesrobian's NPI (1619936325) is active in the NPPES registry as of the last update on 2025-11-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.