John L Loewen Mdsc
NPI 1245552470 · Family Medicine Physician · Niagara, WI
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John L Loewen Mdsc is a Family Medicine Physician organization in Niagara, WI (NPI 1245552470).
Provider details
- NPI number
- 1245552470
- Entity type
- Organization
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- John Loewen, President(715) 251-3104
- License
- 20876 020 (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
16 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
Registry dates
- Enumerated
- 2010-02-15
- Last updated
- 2010-02-15
Frequently asked questions
- What is John L Loewen Mdsc's NPI number?
- John L Loewen Mdsc's National Provider Identifier (NPI) is 1245552470, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is John L Loewen Mdsc?
- John L Loewen Mdsc is classified in the NPPES registry as Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John L Loewen Mdsc located?
- John L Loewen Mdsc's practice location on file with NPPES is 615 Washington Ave, Niagara, WI 54151-1213.
- What is John L Loewen Mdsc's phone number?
- The practice phone number listed in the NPPES registry for John L Loewen Mdsc is (715) 251-3104.
- Does John L Loewen Mdsc accept Medicare?
- John L Loewen Mdsc 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 John L Loewen Mdsc?
- The authorized official listed on John L Loewen Mdsc's NPPES record is John Loewen, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is John L Loewen Mdsc's NPI active?
- Yes — John L Loewen Mdsc's NPI (1245552470) is active in the NPPES registry as of the last update on 2010-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.