JULIE ELIZABETH CHANG (M.D.) – Hematology (Internal Medicine) Physician, NPI 1679524078
Hematology (Internal Medicine) Physician
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Profile Insights
NPPES metrics only — not quality of care.
350 HEMATOLOGY/ONCOLOGY in WI
Provider Addresses for JULIE ELIZABETH CHANG (M.D.)
9242 BEAR CLAW WAY
MADISON, WI 537172734
Phone: (608) 827-9665
Type: Location
1211 Fish Hatchery Rd
Madison, WI 537151909
Phone: (608) 252-8000
Fax: (608) 410-2905
Type: Location
7974, UW Health Court, Discovery Springs, City of Middleton, Dane County, Wisconsin, 53562, United States
MIDDLETON, WI 535625531
Phone:
Type: Mailing
University Hospital Outpatient Pharmacy, 600, Highland Avenue, Madison, Dane County, Wisconsin, 53705-2221, United States
MADISON, WI 537920001
Phone: (608) 263-7022
Fax: (608) 266-6020
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 7 Open Payments records for all available years, with a total value of $2,192.
Total Amount is formed as General ($2,192) + Research ($0) + Ownership ($0) = $2,192.
Last reported payment date: 2024-12-10 • Largest payer in this snapshot: ABBVIE INC. ($1,375).
Total Amount
$2,192
General + Research + Ownership
Payments
7
Total payment records
General Amount
$2,192
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $1,375 |
| AstraZeneca Pharmaceuticals LP | $699 |
| TAIHO ONCOLOGY, INC. | $98 |
| Taiho Oncology, Inc. | $20 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2007-06-07
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20070607000390 | I | Hematology/Oncology | WI | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 147 | 93 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 108 | 48 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 65 | 19 | $0 |
| 36415 | Insertion of needle into vein for collection of blood sample | 62 | 30 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 37 | 32 | $0 |
Insurance plans in this area (ZIP 53717)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| U R O L O G Y | WA | |
| - | WI | |
| O P T O M E T R Y | WI | |
| N E U R O S U R G E R Y | NE | |
| - | WI | |
| Physician Assistant | WI | |
| Family Practice | WI | |
| Cardiovascular Disease (Cardiology) | TX | |
| - | WI | |
| Family Practice | WI |
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