Tuyen Nguyen, CRNA
NPI 1538404777 · Certified Registered Nurse Anesthetist · Madison, WI
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tuyen Nguyen, CRNA is a Certified Registered Nurse Anesthetist provider in Madison, WI (NPI 1538404777).
Provider details
- NPI number
- 1538404777
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Female
- Sole proprietor
- No
- License
- 829918 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,141 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Anesthesia for Other Procedure on Artery of Upper Leg01270 | 174 | $307 |
| Anesthesia for Other Procedure on Artery of Knee01440 | 172 | $307 |
| Anesthesia for Other Procedure on Large Blood Vessel of Lower Abdomen00880 | 165 | $451 |
| Anesthesia for Other Procedure on Artery of Lower Leg01500 | 151 | $313 |
| Anesthesia for X-Ray on Arteries01924 | 149 | $241 |
| Anesthesia for Other Procedure on Large Blood Vessel of Lower Abdomen00880 | 28 | $411 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$19 across 1 record (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 (1)
- 3828 Delmas TerCulver City, CA 90232-2713Phone: (310) 836-7000Fax: (310) 840-4141
Registry dates
- Enumerated
- 2012-11-28
- Last updated
- 2026-02-04
- Certified
- 2026-02-04
Frequently asked questions
- What is Tuyen Nguyen's NPI number?
- Tuyen Nguyen's National Provider Identifier (NPI) is 1538404777, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tuyen Nguyen's specialty?
- Tuyen Nguyen is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tuyen Nguyen located?
- Tuyen Nguyen's practice location on file with NPPES is 700 S Park St, Madison, WI 53715-1830.
- What is Tuyen Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Tuyen Nguyen is (608) 251-6100.
- Does Tuyen Nguyen accept Medicare?
- Tuyen Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tuyen Nguyen's NPI active?
- Yes — Tuyen Nguyen's NPI (1538404777) is active in the NPPES registry as of the last update on 2026-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.