ELENA LUO CHAN (MD) – Obstetrics & Gynecology Physician, NPI 1346738267
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,034 OBSTETRICS/GYNECOLOGY in CA
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Provider Addresses for ELENA LUO CHAN (MD)
Anderson Street, Loma Linda, San Bernardino County, California, 92350, United States
LOMA LINDA, CA 923542804
Phone: (909) 651-5510
Type: Mailing
2495 Hospital Dr Ste 505
Mountain View, CA 940404157
Phone: (951) 314-3088
Type: Location
27225 CALAROGA AVE
HAYWARD, CA 945454338
Phone: (408) 259-5950
Type: Location
200 JOSE FIGUERES AVE STE 490
SAN JOSE, CA 951161595
Phone: (408) 259-5950
Type: Location
613 ARCADIA TER UNIT 101
SUNNYVALE, CA 940852351
Phone: (408) 506-5859
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $94.
Total Amount is formed as General ($94) + Research ($0) + Ownership ($0) = $94.
Last reported payment date: 2024-11-06 • Largest payer in this snapshot: Ethicon US, LLC ($30).
Total Amount
$94
General + Research + Ownership
Payments
4
Total payment records
General Amount
$94
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-06
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Ethicon US, LLC | $30 |
| Sumitomo Pharma America, Inc. | $22 |
| MAYNE PHARMA COMMERCIAL LLC | $21 |
| Exact Sciences Corporation | $21 |
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: 2023-07-07
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20230707000951 | I | Obstetrics/Gynecology | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 92354)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Allergy/Immunology, Pediatric Medicine | CA | |
| Allergy/Immunology, Internal Medicine | TX | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| Nurse Practitioner | CA | |
| A L L E R G Y/ I M M U N O L O G Y | CA | |
| Nurse Practitioner | CA | |
| A L L E R G Y/ I M M U N O L O G Y | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| Allergy/Immunology, Internal Medicine | NE | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA |
Reviews
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