Ascension Medical Group-Southeast Wisconsin Inc
NPI 1609881077 · Internal Medicine Physician · Glendale, WI
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ascension Medical Group-Southeast Wisconsin Inc is a Internal Medicine Physician organization in Glendale, WI (NPI 1609881077).
Provider details
- NPI number
- 1609881077
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- J. Bryan Fissel, Vp-Finance(414) 465-3000
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Allergy & Immunology Physician207K00000X
Allopathic & Osteopathic Physicians
- Dermatology Physician207N00000X
Allopathic & Osteopathic Physicians
- Family Medicine Physician207Q00000X
Allopathic & Osteopathic Physicians
- Obstetrics & Gynecology Physician207V00000X
Allopathic & Osteopathic Physicians
- Orthopaedic Surgery Physician207X00000X
Allopathic & Osteopathic Physicians
- Otolaryngology Physician207Y00000X
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
1 documented practice location
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
Other names (DBA / former)
- Doing business as
- Ascension Medical Group
Registry dates
- Enumerated
- 2006-07-31
- Last updated
- 2023-03-28
- Certified
- 2023-03-28
Frequently asked questions
- What is Ascension Medical Group-Southeast Wisconsin Inc's NPI number?
- Ascension Medical Group-Southeast Wisconsin Inc's National Provider Identifier (NPI) is 1609881077, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ascension Medical Group-Southeast Wisconsin Inc?
- Ascension Medical Group-Southeast Wisconsin Inc is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ascension Medical Group-Southeast Wisconsin Inc located?
- Ascension Medical Group-Southeast Wisconsin Inc's practice location on file with NPPES is 400 W River Woods Pkwy, Glendale, WI 53212.
- What is Ascension Medical Group-Southeast Wisconsin Inc's phone number?
- The practice phone number listed in the NPPES registry for Ascension Medical Group-Southeast Wisconsin Inc is (414) 465-3000.
- Does Ascension Medical Group-Southeast Wisconsin Inc accept Medicare?
- Ascension Medical Group-Southeast Wisconsin Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Ascension Medical Group-Southeast Wisconsin Inc?
- The authorized official listed on Ascension Medical Group-Southeast Wisconsin Inc's NPPES record is J. Bryan Fissel, Vp-Finance. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ascension Medical Group-Southeast Wisconsin Inc's NPI active?
- Yes — Ascension Medical Group-Southeast Wisconsin Inc's NPI (1609881077) is active in the NPPES registry as of the last update on 2023-03-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.