DR. MICHAEL S. KORENFELD (MD) – Ophthalmology Physician, NPI 1174515613
Ophthalmology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
444 OPHTHALMOLOGY in MO
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Provider Addresses for DR. MICHAEL S. KORENFELD (MD)
901, 3rd Street, Wellman, Washington County, Iowa, 52356, United States
WASHINGTON, MO 630903010
Phone: (636) 390-3999
Fax: (636) 390-3959
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 15 Open Payments records for all available years, with a total value of $663.
Total Amount is formed as General ($663) + Research ($0) + Ownership ($0) = $663.
Last reported payment date: 2024-10-24 • Largest payer in this snapshot: Thea Pharma Inc. ($200).
Total Amount
$663
General + Research + Ownership
Payments
15
Total payment records
General Amount
$663
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-24
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Thea Pharma Inc. | $200 |
| Tarsus Pharmaceuticals, Inc. | $132 |
| Johnson & Johnson Health Care Systems Inc. | $113 |
| NEW WORLD MEDICAL,INC. | $110 |
| Glaukos Corporation | $49 |
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: 2010-11-01
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 |
|---|---|---|---|---|
| I20101101000944 | I | Ophthalmology | MO | 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 | 396 | 341 | $0 |
| 92136 | Measurement of corneal curvature and depth of eye | 111 | 83 | $0 |
| 92004 | New patient complete exam of visual system | 93 | 93 | $0 |
| 66821 | Removal of recurring cataract in lens capsule using a laser | 89 | 57 | $0 |
| 66984 | Removal of cataract with insertion of prosthetic lens | 83 | 57 | $0 |
Insurance plans in this area (ZIP 63090)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| O P T O M E T R Y | MO |
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