JOEANN K LEONG (M.D.) – Emergency Medicine Physician, NPI 1104011527
Emergency Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
520 EMERGENCY MEDICINE in NV
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Provider Addresses for JOEANN K LEONG (M.D.)
West Cheyenne Avenue, Las Vegas, Clark County, Nevada, 89129-6239, United States
LAS VEGAS, NV 89129
Phone: (702) 576-9608
Fax: (702) 576-9609
Type: Mailing
350 W 1450 N
CENTERVILLE, UT 840143310
Phone: (801) 971-1667
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $32.
Total Amount is formed as General ($32) + Research ($0) + Ownership ($0) = $32.
Last reported payment date: 2023-05-02 • Largest payer in this snapshot: Janssen Pharmaceuticals, Inc ($32).
Total Amount
$32
General + Research + Ownership
Payments
2
Total payment records
General Amount
$32
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-05-02
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Janssen Pharmaceuticals, Inc | $32 |
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: 2023-12-14
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 5 Medicare enrollment records; no due dates published yet.
Enrollment records
5
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 |
|---|---|---|---|---|
| I20190717002146 | I | Emergency Medicine | UT | TBD |
| I20230926003903 | I | Emergency Medicine | GA | TBD |
| I20231010001022 | I | Emergency Medicine | TX | TBD |
| I20231106001252 | I | Emergency Medicine | VA | TBD |
| I20231214003105 | I | Emergency Medicine | FL | 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 |
|---|---|---|---|---|
| 99284 | Emergency department visit with moderate level of medical decision making | 24 | 22 | $0 |
| 99285 | Emergency department visit with high level of medical decision making | 21 | 20 | $0 |
Insurance plans in this area (ZIP 89129)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Emergency Medicine | TX | |
| Emergency Medicine | GA | |
| Emergency Medicine | FL | |
| Emergency Medicine | TX | |
| Emergency Medicine | TX | |
| Emergency Medicine | MI | |
| Emergency Medicine | GA | |
| Emergency Medicine | MD | |
| Emergency Medicine | MS |
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