Quick answers
- Does Vanessa Q. Chang accept Medicare assignment?
- Yes. Medicare's clinician data says Vanessa Q. Chang accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Vanessa Q. Chang see?
- In 2024, CMS data shows 271 Original Medicare patients and 2,239 services for Vanessa Q. Chang. This counts Original Medicare only and measures volume, not quality.
- What is Vanessa Q. Chang's NPI number?
- 1588673644. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Vanessa Q. Chang, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 271 |
|---|---|
| Services billed to Medicare | 2,239 |
| Different services or procedures | 11 |
| Participating Medicare provider | Yes |
| Average age of these patients | 62 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)761 services
- Psychotherapy with evaluation and management visit, 30 minutes (90833)258 services
- Telephone medical discussion with physician, 21-30 minutes (99443)45 services
- Telephone medical discussion with physician, 11-20 minutes (99442)27 services
- Psychiatric diagnostic evaluation with medical services (90792)14 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- Anxiety75%
- High cholesterol62%
- Depression58%
- High blood pressure52%
- Arthritis38%
- Chronic kidney disease24%
Practice locations
Addresses where Vanessa Q. Chang is enrolled with Medicare (CMS data updated October 2, 2026).
- 1020 N 12th StMilwaukee, WI 53233 (414) 219‑3056
- 10400 75th StKenosha, WI 53142 (262) 948‑7000
- 12225 71st StKenosha, WI 53142 (262) 948‑4870
Group practices
Medicare enrollment lists Vanessa Q. Chang as a member of this group (CMS data updated October 2, 2026).
- Aurora Medical Group, Inc.3,813 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Milwaukee
Clinicians with the same Medicare primary specialty in Milwaukee, WI — not a recommendation.
Other clinicians in Aurora Medical Group, Inc.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Northeastern Ohio University College Of Medicine |
| Graduation year | 2001 (25 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1588673644 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians