DR. HOWARD H CHEN (MD) – Specialist, NPI 1699763748
Specialist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,665 OPHTHALMOLOGY in CA
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Provider Addresses for DR. HOWARD H CHEN (MD)
3803, South Bascom Avenue, Campbell, Santa Clara County, California, 95008, United States
STE 104
CAMPBELL, CA 950087317
Phone: (408) 559-0666
Fax: (408) 377-0811
Type: Mailing
3395 S BASCOM AVE STE 140
CAMPBELL, CA 950086770
Phone: (408) 559-0666
Fax: (408) 377-0811
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 17 Open Payments records for all available years, with a total value of $940.
Total Amount is formed as General ($940) + Research ($0) + Ownership ($0) = $940.
Last reported payment date: 2024-12-10 • Largest payer in this snapshot: Astellas Pharma US Inc ($435).
Total Amount
$940
General + Research + Ownership
Payments
17
Total payment records
General Amount
$940
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-10
Latest reported date
Top Companies
Largest payers in this snapshot
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: 2008-04-16
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 |
|---|---|---|---|---|
| I20080416000580 | I | Ophthalmology | 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 |
|---|---|---|---|---|
| J2777 | Injection, faricimab-svoa, 0.1 mg | 25,680 | 145 | $0 |
| J2778 | Injection, ranibizumab, 0.1 mg | 4,316 | 197 | $0 |
| 92134 | Imaging of retina | 3,223 | 1,278 | $0 |
| 67028 | Injection of drug into eye | 1,957 | 404 | $0 |
| 92012 | Established patient problem focused exam of visual system | 1,759 | 420 | $0 |
Insurance plans in this area (ZIP 95008)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| O P H T H A L M O L O G Y | CA | |
| O P H T H A L M O L O G Y | CA | |
| O P H T H A L M O L O G Y | CA | |
| O P H T H A L M O L O G Y | CA | |
| O P H T H A L M O L O G Y | CA | |
| - | MI | |
| - | CA |
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