1. Home
  2. Directory
  3. Wisconsin
  4. Madison
  5. Internal Medicine
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

TRISTAN ANDROMEDA L'ESPERANCE
NPI 1306787528
Internal Medicine in Madison, WI

Active since April 02, 2026PECOS Enrolled
600 HIGHLAND AVE, MADISON, WI 53792(608) 263-6400 Get Directions Write a Review

NPPES record last updated: June 19, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 12, 2026, Apr 2, 2026 (2 updates tracked since 2026).

About Tristan Andromeda L'esperance NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TRISTAN ANDROMEDA L'ESPERANCE (NPI 1306787528) is an individual internal medicine provider in Madison, Wisconsin, licensed in Wisconsin (102317-851) and active in the NPI registry since April 2026. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1306787528
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTRISTAN ANDROMEDA L'ESPERANCE
Location Address600 HIGHLAND AVEMadison, WI 53792-0001
Mailing Address600 Highland AveMadison, WI 53792-0001
Phone(608) 263-6400
Sole ProprietorNo
Enumeration DateApril 2, 2026
Last NPPES UpdateJune 19, 20262 updates tracked since enumeration
NPPES CertifiedJune 19, 2026
✔ NPI 1306787528 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in WI · 102317-851
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
600 HIGHLAND AVE, Madison, WI 53792
Open in Google Maps ↗

Other Names 1

Former Name (1)Tristan Gregory Meier

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tristan Andromeda L'esperance is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53792 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$123.69 typical visit price
range $53.90 – $163.24
Typical copayment $30.92 (range $13.47 – $40.81)
Most-billed visit code 99204
Established Patient
$95.41 typical visit price
range $17.40 – $133.76
Typical copayment $23.85 (range $4.35 – $33.44)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JASON ALAN CHRISTENSEN PHARMD
Pharmacist
600 HIGHLAND AVE, COMPLIANCE MAIL CODE 2433
MADISON, WI 53792
Dane County (608) 662-0817
LAURA JEAN KOPPLIN MD, PHD
Ophthalmology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-6070
HAGGI MAZEH MD
Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 265-8072
DR. SWAPNIL SUNIL LANJEWAR M.D.
Internal Medicine (Infectious Disease)
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-0946
DR. MATTHEW JAMES HOYT M.D.
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8100
VANESSA MERCEDES WELTEN MD MPH
Transplant Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (617) 732-5500
JOHN HENRY NORMAN HARRISON
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8100
PIPPA FROUKTE COSPER MD
Radiology (Radiation Oncology)
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8500

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Tristan L'esperance's NPI number?

The NPI number for Tristan L'esperance is 1306787528. It was assigned to this individual provider in the NPPES registry on April 2, 2026. The provider is also known as Tristan Gregory Meier.

Where is Tristan L'esperance located?

Tristan L'esperance practices at 600 Highland Ave, Madison, WI 53792. The listed phone number is (608) 263-6400.

What is Tristan L'esperance's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Tristan L'esperance enrolled in Medicare?

Yes. Tristan L'esperance is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Tristan L'esperance was last updated on June 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 51 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.