RANDY CHUNG (M.D.) – Gastroenterology Physician, NPI 1427492701
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,498 GASTROENTEROLOGY in TX
Provider Addresses for RANDY CHUNG (M.D.)
PO BOX 35629
DALLAS, TX 752350629
Phone: (214) 424-2200
Fax: (214) 231-2159
Type: Mailing
201 KINGWOOD MEDICAL DR STE B100
KINGWOOD, TX 773396010
Phone: (281) 764-9500
Fax: (281) 764-9501
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 170 Open Payments records for all available years, with a total value of $3,905.
Total Amount is formed as General ($3,905) + Research ($0) + Ownership ($0) = $3,905.
Last reported payment date: 2024-12-16 • Largest payer in this snapshot: Takeda Pharmaceuticals U.S.A., Inc. ($866).
Total Amount
$3,905
General + Research + Ownership
Payments
170
Total payment records
General Amount
$3,905
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
2
Ownership records
Last Payment Date
2024-12-16
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Takeda Pharmaceuticals U.S.A., Inc. | $866 |
| ABBVIE INC. | $627 |
| Janssen Biotech, Inc. | $422 |
| Abbott Laboratories | $297 |
| Celgene Corporation | $255 |
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: 2019-08-06
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 |
|---|---|---|---|---|
| I20190806003183 | I | Gastroenterology | TX | 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 |
|---|---|---|---|---|
| 99439 | Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | 153 | 22 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 126 | 82 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 96 | 78 | $0 |
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 91 | 21 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 66 | 66 | $0 |
Insurance plans in this area (ZIP 75235)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Gastroenterology, Internal Medicine | TX | |
| Gastroenterology, Internal Medicine | TX | |
| Nurse Practitioner | TX | |
| Internal Medicine, Gastroenterology | TX | |
| G A S T R O E N T E R O L O G Y | TX | |
| Gastroenterology, Internal Medicine | TX | |
| G A S T R O E N T E R O L O G Y | TX | |
| G A S T R O E N T E R O L O G Y | TX | |
| G A S T R O E N T E R O L O G Y | LA | |
| Gastroenterology, Internal Medicine | TX |
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