DONG YANG (M.D.) – Ophthalmology Physician, NPI 1902124076
Ophthalmology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
801 OPHTHALMOLOGY in MA
Provider Addresses for DONG YANG (M.D.)
243 CHARLES ST FL 12
BOSTON, MA 021143002
Phone: (617) 573-3288
Fax: (617) 573-3698
Type: Mailing
1687 Erringer Rd Ste 104
Simi Valley, CA 930656509
Phone: (805) 813-8899
Type: Location
31355 Oak Crest Dr Ste 200
Westlake Village, CA 913614681
Phone: (805) 695-2462
Type: Location
5555 Business Park S Ste 100
Bakersfield, CA 933091678
Phone: (661) 325-4393
Type: Location
525 E MICHELTORENA ST STE A
SANTA BARBARA, CA 931034211
Phone: (805) 963-1648
Fax: (805) 965-5214
Type: Mailing
2901 N VENTURA RD STE 250
OXNARD, CA 930361133
Phone: (805) 983-8808
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 37 Open Payments records for all available years, with a total value of $1,091.
Total Amount is formed as General ($1,091) + Research ($0) + Ownership ($0) = $1,091.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: Regeneron Healthcare Solutions, Inc. ($348).
Total Amount
$1,091
General + Research + Ownership
Payments
37
Total payment records
General Amount
$1,091
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 |
|---|---|
| Regeneron Healthcare Solutions, Inc. | $348 |
| Apellis Pharmaceuticals, Inc. | $242 |
| ABBVIE INC. | $212 |
| Genentech USA, Inc. | $180 |
| Astellas Pharma US Inc | $51 |
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: 2023-04-04
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20191120003215 | I | Ophthalmology | WA | TBD |
| I20230404002830 | 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 | 5,580 | 53 | $0 |
| 92134 | Imaging of retina | 895 | 607 | $0 |
| J0178 | Injection, aflibercept, 1 mg | 552 | 138 | $0 |
| 67028 | Injection of drug into eye | 401 | 239 | $0 |
| 92014 | Established patient complete exam of visual system | 286 | 245 | $0 |
Insurance plans in this area (ZIP 02114)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OPHTHALMOLOGY | MA | 92134 | Diagnostic imaging of retina | 33 | 33 |
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 | |
| - | 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 | MO | |
| 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 |
Reviews
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