CHESTER TUNG (DO) – Family Medicine Physician, NPI 1588907901
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
13,194 FAMILY PRACTICE in CA
Provider Addresses for CHESTER TUNG (DO)
3400 DATA DR
QUALITY MANAGEMENT
RANCHO CORDOVA, CA 956707956
Phone:
Type: Mailing
17051 SIERRA LAKES PKWY
SUITE 101
FONTANA, CA 923361274
Phone: (909) 428-2040
Fax: (909) 428-2191
Type: Location
26671 Aliso Creek Rd Ste 101
Aliso Viejo, CA 926564807
Phone: (949) 791-3107
Type: Location
15573 BROOKHURST ST
WESTMINSTER, CA 926837554
Phone: (240) 506-9855
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 55 Open Payments records for all available years, with a total value of $1,293.
Total Amount is formed as General ($1,293) + Research ($0) + Ownership ($0) = $1,293.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: GlaxoSmithKline, LLC. ($211).
Total Amount
$1,293
General + Research + Ownership
Payments
55
Total payment records
General Amount
$1,293
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-18
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| GlaxoSmithKline, LLC. | $211 |
| ABBVIE INC. | $210 |
| Bayer Healthcare Pharmaceuticals Inc. | $167 |
| NESTLE HEALTHCARE NUTRITION INC. | $101 |
| Lilly USA, LLC | $90 |
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: 2016-09-23
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 |
|---|---|---|---|---|
| I20160923000993 | I | Family Practice | 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 |
|---|---|---|---|---|
| 99457 | Management using the results of remote vital sign monitoring per calendar month, first 20 minutes | 865 | 210 | $0 |
| 99091 | Collection and interpretation of physical parameters stored in computers and/or transmitted by the patient and/or caregiver to qualified health care professional, requiring 30 minutes or more, per 30 days | 706 | 215 | $0 |
| 99458 | Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes | 564 | 189 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 534 | 180 | $0 |
| 99454 | Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days | 504 | 163 | $0 |
Insurance plans in this area (ZIP 95670)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine, General Practice | CA |
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