KAREN S NIPPER (M.D.) – Ophthalmology Physician, NPI 1124093059
Ophthalmology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
324 OPHTHALMOLOGY in CT
Provider Addresses for KAREN S NIPPER (M.D.)
87 GRANDVIEW AVE
WATERBURY, CT 067082514
Phone: (203) 574-2020
Type: Mailing
Summer Street, Revonah Manor Historic District, Northfield, Stamford, Western Connecticut Planning Region, Connecticut, 06905, United States
STAMFORD, CT 069055546
Phone: (203) 359-2020
Fax: (203) 325-4482
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 51 Open Payments records for all available years, with a total value of $951.
Total Amount is formed as General ($951) + Research ($0) + Ownership ($0) = $951.
Last reported payment date: 2024-12-18 • Largest payer in this snapshot: Tarsus Pharmaceuticals, Inc. ($177).
Total Amount
$951
General + Research + Ownership
Payments
51
Total payment records
General Amount
$951
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
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: 2015-12-03
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 |
|---|---|---|---|---|
| I20151203001517 | I | Ophthalmology | CT | 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 |
|---|---|---|---|---|
| 92012 | Established patient problem focused exam of visual system | 374 | 187 | $0 |
| 92285 | Photography of content of eyes | 286 | 165 | $0 |
| J3301 | Injection, triamcinolone acetonide, not otherwise specified, 10 mg | 167 | 25 | $0 |
| 92014 | Established patient complete exam of visual system | 123 | 116 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 104 | 76 | $0 |
Insurance plans in this area (ZIP 06708)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OPHTHALMOLOGY | NY | 92012 | Eye and medical examination for diagnosis and treatment, established patient | 657 | 349 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| O P T O M E T R Y | CT | |
| O P H T H A L M O L O G Y | CT | |
| O P T O M E T R Y | CT | |
| O P H T H A L M O L O G Y | CT | |
| O P H T H A L M O L O G Y | CT | |
| O P H T H A L M O L O G Y | NY | |
| O P H T H A L M O L O G Y | CT | |
| O P H T H A L M O L O G Y | CT | |
| O P H T H A L M O L O G Y | CT | |
| O P H T H A L M O L O G Y | NY |
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