Juan Ruiz, MD
NPI 1053347989 · Pediatric Pulmonology Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Juan Ruiz, MD is a Pediatric Pulmonology Physician provider in Milwaukee, WI (NPI 1053347989).
Provider details
- NPI number
- 1053347989
- Entity type
- Individual
- Primary specialty
- Pediatric Pulmonology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 46902 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
4 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$422 across 5 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (3)
- 2575 E Evergreen DriveAppleton, WI 54913-8904Phone: (920) 969-5353Fax: (414) 337-7201
- 3195 Hillside DrDelafield, WI 53018-2189Phone: (262) 646-9950Fax: (262) 646-9971
- 4855 S Moorland RdNew Berlin, WI 53151-7494Phone: (262) 432-7759Fax: (262) 432-7798
Registry dates
- Enumerated
- 2006-06-23
- Last updated
- 2023-06-14
- Certified
- 2023-06-05
Frequently asked questions
- What is Juan Ruiz's NPI number?
- Juan Ruiz's National Provider Identifier (NPI) is 1053347989, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Juan Ruiz's specialty?
- Juan Ruiz is listed in the NPPES registry with a primary specialty of Pediatric Pulmonology Physician (Allopathic & Osteopathic Physicians).
- Where is Juan Ruiz located?
- Juan Ruiz's practice location on file with NPPES is 9000 W Wisconsin Ave, Milwaukee, WI 53226-4874.
- What is Juan Ruiz's phone number?
- The practice phone number listed in the NPPES registry for Juan Ruiz is (414) 266-6730.
- Does Juan Ruiz accept Medicare?
- Juan Ruiz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Juan Ruiz's NPI active?
- Yes — Juan Ruiz's NPI (1053347989) is active in the NPPES registry as of the last update on 2023-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.