DR. ERNEST CHUNG (M.D.) – Internal Medicine Physician, NPI 1265404735
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
12,368 INTERNAL MEDICINE in FL
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Provider Addresses for DR. ERNEST CHUNG (M.D.)
3008, 17th Street, Saint Cloud, Osceola County, Florida, 34769, United States
SAINT CLOUD, FL 347696011
Phone: (407) 892-5856
Fax: (407) 892-5885
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 32 Open Payments records for all available years, with a total value of $678.
Total Amount is formed as General ($678) + Research ($0) + Ownership ($0) = $678.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Novo Nordisk Inc ($186).
Total Amount
$678
General + Research + Ownership
Payments
32
Total payment records
General Amount
$678
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 | $186 |
| AstraZeneca Pharmaceuticals LP | $172 |
| Exact Sciences Corporation | $124 |
| Amgen Inc. | $48 |
| Abbott Laboratories | $43 |
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: 2004-09-13
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 |
|---|---|---|---|---|
| I20040913000435 | I | Internal 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 323 | 96 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 269 | 89 | $0 |
| 96136 | Administration of psychological or neuropsychological test, first 30 minutes | 60 | 49 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 57 | 57 | $0 |
| 96137 | Administration of psychological or neuropsychological test, each additional 30 minutes | 35 | 32 | $0 |
Insurance plans in this area (ZIP 34769)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| INTERNAL MEDICINE | FL | 81002 | Urinalysis, manual test | 65 | 33 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | FL | |
| E N D O C R I N O L O G Y | FL | |
| Physical Therapist In Private Practice | IL | |
| Family Practice | FL | |
| Physician Assistant | FL | |
| G A S T R O E N T E R O L O G Y | FL | |
| O B S T E T R I C S/ G Y N E C O L O G Y | FL | |
| Internal Medicine | FL | |
| Family Practice | FL | |
| Internal Medicine | FL |
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