JING WANG CHIANG (MD) – Obstetrics & Gynecology Physician, NPI 1346215100
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
181 GYNECOLOGICAL ONCOLOGY in CA
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Provider Addresses for JING WANG CHIANG (MD)
Lane Medical Library, 300, Pasteur Drive, Stanford, Palo Alto, Santa Clara County, California, 94305-6015, United States
STANFORD, CA 943052200
Phone: (650) 723-4000
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 2 Open Payments records for all available years, with a total value of $162.
Total Amount is formed as General ($162) + Research ($0) + Ownership ($0) = $162.
Last reported payment date: 2024-08-29 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($122).
Total Amount
$162
General + Research + Ownership
Payments
2
Total payment records
General Amount
$162
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-08-29
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| AstraZeneca Pharmaceuticals LP | $122 |
| GlaxoSmithKline, LLC. | $40 |
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: 2004-07-23
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 |
|---|---|---|---|---|
| I20040723000426 | I | Gynecological Oncology | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 176 | 122 | $0 |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | 54 | 45 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 35 | 22 | $0 |
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 34 | 15 | $0 |
| 99441 | Telephone medical discussion with physician, 5-10 minutes | 15 | 14 | $0 |
Insurance plans in this area (ZIP 94305)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CA | |
| Clinical Psychologist | CA | |
| Internal Medicine | CA | |
| Internal Medicine, Gastroenterology | CA | |
| - | CA | |
| Internal Medicine, Critical Care (Intensivists), Pulmonary Disease | CA | |
| Nurse Practitioner | CA | |
| Internal Medicine, Hospitalist | PA | |
| - | CA | |
| Certified Registered Nurse Anesthetist (Crna) | CA |
Reviews
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