Dennis Nguyen
NPI 1265221493 · Physician Assistant · Madison, WI
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis Nguyen is a Physician Assistant provider in Madison, WI (NPI 1265221493).
Provider details
- NPI number
- 1265221493
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES 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
- 2025-05-05
- Last updated
- 2025-05-31
- Certified
- 2025-05-31
Frequently asked questions
- What is Dennis Nguyen's NPI number?
- Dennis Nguyen's National Provider Identifier (NPI) is 1265221493, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Nguyen's specialty?
- Dennis Nguyen is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Dennis Nguyen located?
- Dennis Nguyen's practice location on file with NPPES is 202 S Park St, Madison, WI 53715-1507.
- What is Dennis Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Dennis Nguyen is (608) 417-6000.
- Does Dennis Nguyen accept Medicare?
- Dennis Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis Nguyen's NPI active?
- Yes — Dennis Nguyen's NPI (1265221493) is active in the NPPES registry as of the last update on 2025-05-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.