THOMAS SIN YOUNG CHUNG (FNP-C) – Nurse Practitioner, NPI 1114378171
Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
16,360 NURSE PRACTITIONER in CA
Provider Addresses for THOMAS SIN YOUNG CHUNG (FNP-C)
255 N EL CIELO RD STE C-326
PALM SPRINGS, CA 922626992
Phone: (760) 969-6535
Type: Mailing
399, East Highland Avenue, Plymouth Village, Redlands, San Bernardino County, California, 92373, United States
SUITE 307
SAN BERNARDINO, CA 924043808
Phone: (909) 881-7400
Fax: (909) 881-5217
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 127 Open Payments records for all available years, with a total value of $2,499.
Total Amount is formed as General ($2,499) + Research ($0) + Ownership ($0) = $2,499.
Last reported payment date: 2024-12-02 • Largest payer in this snapshot: Novartis Pharmaceuticals Corporation ($379).
Total Amount
$2,499
General + Research + Ownership
Payments
127
Total payment records
General Amount
$2,499
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-02
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novartis Pharmaceuticals Corporation | $379 |
| SCPHARMACEUTICALS INC. | $345 |
| Merck Sharp & Dohme LLC | $281 |
| AstraZeneca Pharmaceuticals LP | $216 |
| Amgen Inc. | $199 |
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: 2016-10-12
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 |
|---|---|---|---|---|
| I20161012000565 | I | Nurse Practitioner | CA | 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 | 497 | 417 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 15 | 15 | $0 |
Insurance plans in this area (ZIP 92262)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | CA | |
| Family Practice | NV | |
| Internal Medicine | CA | |
| - | CA | |
| - | CA | |
| Emergency Medicine | CA | |
| Cardiovascular Disease (Cardiology) | CA | |
| Internal Medicine, Preventive Medicine | CA | |
| Emergency Medicine | CA | |
| Family Practice | CA |
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