MARK J HAMILTON (OD) – Optometrist, NPI 1841275369
Optometrist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,098 OPTOMETRY in WA
Loading map...
Provider Addresses for MARK J HAMILTON (OD)
701, North 182nd Street, Richmond Highlands, Shoreline, King County, Washington, 98133, United States
STE 101
SHORELINE, WA 981334430
Phone: (260) 682-2020
Fax: (206) 332-0700
Type: Mailing
DocuSign Tower, 999, 3rd Avenue, West Edge, First Hill, Seattle, King County, Washington, 98104, United States
SEATTLE, WA 981044019
Phone: (260) 682-2020
Fax: (206) 332-0700
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
Loading prescription activity...
Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $130.
Total Amount is formed as General ($130) + Research ($0) + Ownership ($0) = $130.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Alcon Vision LLC ($112).
Total Amount
$130
General + Research + Ownership
Payments
4
Total payment records
General Amount
$130
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Alcon Vision LLC | $112 |
| Johnson & Johnson Vision Care, Inc. | $18 |
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: 2005-09-26
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 |
|---|---|---|---|---|
| I20050926001220 | 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.
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 | 24 | 22 | $0 |
| 92250 | Photography of the retina | 19 | 19 | $0 |
Insurance plans in this area (ZIP 98133)
Loading plans...
Group practice members
| Name | Specialty | State |
|---|---|---|
| O P T O M E T R Y | WA |
Reviews
All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.
No reviews yet. Be the first to share your experience — your opinion helps families compare providers.