DR. MICHAEL A KASS (MD) – Ophthalmology Physician, NPI 1164440657
Ophthalmology Physician
Main info
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Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DR. MICHAEL A KASS (MD)
4901 FOREST PARK AVE
DEPT OPHTHALMOLOGY, 6TH FL
SAINT LOUIS, MO 631081495
Phone: (314) 362-3937
Fax: (314) 362-3725
Type: Location
PO BOX 7412011
CHICAGO, IL 606742011
Phone: (314) 362-3937
Fax: (314) 362-3725
Type: Mailing
660, South Euclid Avenue, Central West End, City of Saint Louis, Missouri, 63110, United States
CB 8096
SAINT LOUIS, MO 631101010
Phone: (314) 362-3937
Fax: (314) 747-5375
Type: Mailing
Forest Park Avenue, Midtown, City of Saint Louis, Missouri, 63108, United States
6TH FL
SAINT LOUIS, MO 631081402
Phone: (314) 362-3937
Fax: (314) 362-3725
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2010-01-09
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 |
|---|---|---|---|---|
| I20100109000266 | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 63108)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| OPHTHALMOLOGY | MO | 92083 | Measurement of field of vision during daylight conditions | 174 | 162 |
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