Joyce Ruan
NPI 1477434850 · Physician Assistant · Milwaukee, WI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joyce Ruan is a Physician Assistant provider in Milwaukee, WI (NPI 1477434850).
Provider details
- NPI number
- 1477434850
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% 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
- 2025-09-11
- Last updated
- 2025-09-11
- Certified
- 2025-09-08
Frequently asked questions
- What is Joyce Ruan's NPI number?
- Joyce Ruan's National Provider Identifier (NPI) is 1477434850, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joyce Ruan's specialty?
- Joyce Ruan is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Joyce Ruan located?
- Joyce Ruan's practice location on file with NPPES is 507 N 17th St, Milwaukee, WI 53233-2104.
- What is Joyce Ruan's phone number?
- The practice phone number listed in the NPPES registry for Joyce Ruan is (847) 707-1225.
- Does Joyce Ruan accept Medicare?
- Joyce Ruan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joyce Ruan's NPI active?
- Yes — Joyce Ruan's NPI (1477434850) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.