DR. DIEM CHI HERSCOVICI (O.D.) – Optometrist, NPI 1194088252
Optometrist
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DR. DIEM CHI HERSCOVICI (O.D.)
301 S 320th St
Federal Way, WA 980035200
Phone: (253) 874-7000
Fax: (866) 559-3952
Type: Location
22002 US HIGHWAY 281 N
SUITE 102
SAN ANTONIO, TX 782587644
Phone: (830) 224-7911
Type: Mailing
301 S 320TH ST
FEDERAL WAY, WA 980035200
Phone: (253) 874-7000
Fax: (866) 559-3952
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 $138.
Total Amount is formed as General ($138) + Research ($0) + Ownership ($0) = $138.
Last reported payment date: 2024-10-15 • Largest payer in this snapshot: CooperVision Inc. ($138).
Total Amount
$138
General + Research + Ownership
Payments
4
Total payment records
General Amount
$138
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-15
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| CooperVision Inc. | $138 |
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: 2023-06-02
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 |
|---|---|---|---|---|
| I20230602002479 | I | Optometry | WA | 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 98003)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O P T O M E T R Y | TX | |
| O P H T H A L M O L O G Y | TX | |
| O P T O M E T R Y | CA | |
| Family Practice | TX | |
| - | TX | |
| O P H T H A L M O L O G Y | MS | |
| O P T O M E T R Y | TX | |
| - | TX | |
| O P H T H A L M O L O G Y | TX | |
| O P H T H A L M O L O G Y | TX |
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