KAE CHANG (MD) – Internal Medicine Physician, NPI 1316910243
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,186 INTERNAL MEDICINE in MO
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Provider Addresses for KAE CHANG (MD)
224, South Woods Mill Road, Chesterfield, Saint Louis County, Missouri, 63017, United States
SUITE 435 SOUTH
CHESTERFIELD, MO 630173513
Phone: (314) 576-2394
Fax: (314) 590-5937
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 16 Open Payments records for all available years, with a total value of $278.
Total Amount is formed as General ($278) + Research ($0) + Ownership ($0) = $278.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Novo Nordisk Inc ($61).
Total Amount
$278
General + Research + Ownership
Payments
16
Total payment records
General Amount
$278
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novo Nordisk Inc | $61 |
| ABBVIE INC. | $56 |
| Abbott Laboratories | $38 |
| Lilly USA, LLC | $33 |
| PFIZER INC. | $30 |
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: 2004-08-16
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 |
|---|---|---|---|---|
| I20040816000012 | I | Internal Medicine | MO | 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 | 817 | 444 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 85 | 76 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 52 | 52 | $0 |
| G0008 | Administration of influenza virus vaccine | 21 | 21 | $0 |
| 90662 | Influenza vaccine split virus, preservative free | 20 | 20 | $0 |
Insurance plans in this area (ZIP 63017)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MO | |
| Internal Medicine | MO | |
| Nurse Practitioner | MO | |
| - | MO | |
| - | DE | |
| - | MO | |
| Internal Medicine | MO | |
| Family Practice | MO | |
| Nurse Practitioner | MO |
Reviews
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