DR. MARGARET M RITTERBUSCH (O.D.) – Optometrist, NPI 1215934302
Optometrist
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,048 OPTOMETRY in NJ
Provider Addresses for DR. MARGARET M RITTERBUSCH (O.D.)
100 CANAL POINTE BLVD
SUITE 100
PRINCETON, NJ 085407063
Phone: (609) 419-1920
Fax: (609) 419-1905
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 8 Open Payments records for all available years, with a total value of $303.
Total Amount is formed as General ($303) + Research ($0) + Ownership ($0) = $303.
Last reported payment date: 2024-06-20 • Largest payer in this snapshot: Apellis Pharmaceuticals, Inc. ($102).
Total Amount
$303
General + Research + Ownership
Payments
8
Total payment records
General Amount
$303
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-06-20
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Apellis Pharmaceuticals, Inc. | $102 |
| Amgen Inc. | $90 |
| Alcon Vision LLC | $43 |
| Tarsus Pharmaceuticals, Inc. | $18 |
| Dompe US, Inc. | $17 |
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: 2005-03-29
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 |
|---|---|---|---|---|
| I20050329000924 | I | Optometry | NJ | 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 |
|---|---|---|---|---|
| 92014 | Established patient complete exam of visual system | 349 | 277 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 255 | 171 | $0 |
| 92134 | Imaging of retina | 172 | 120 | $0 |
| 92133 | Imaging of optic nerve | 65 | 61 | $0 |
| 92083 | Exam of visual field with extended testing | 61 | 56 | $0 |
Insurance plans in this area (ZIP 08540)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O P T O M E T R Y | NJ | |
| O P H T H A L M O L O G Y | NJ | |
| O P H T H A L M O L O G Y | IA | |
| O P H T H A L M O L O G Y | MD | |
| O P H T H A L M O L O G Y | NJ | |
| O P H T H A L M O L O G Y | NJ | |
| - | NJ | |
| O P T O M E T R Y | NJ | |
| O P H T H A L M O L O G Y | NJ | |
| Ophthalmology, Plastic And Reconstructive Surgery | PA |
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