John Serrano, P.A.
NPI 1013114560 · Physician Assistant · Milwaukee, WI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Serrano, P.A. is a Physician Assistant provider in Milwaukee, WI (NPI 1013114560).
Provider details
- NPI number
- 1013114560
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.
- Sex
- Male
- Sole proprietor
- No
- License
- 1333 (WI)
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
18 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
- 2007-06-28
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Serrano's NPI number?
- John Serrano's National Provider Identifier (NPI) is 1013114560, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Serrano's specialty?
- John Serrano is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is John Serrano located?
- John Serrano's practice location on file with NPPES is 875 W Layton Ave, Milwaukee, WI 53221-2426.
- What is John Serrano's phone number?
- The practice phone number listed in the NPPES registry for John Serrano is (414) 489-3800.
- Does John Serrano accept Medicare?
- John Serrano is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Serrano's NPI active?
- Yes — John Serrano's NPI (1013114560) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.