ROBERT MARK CHASUK (MD) – Family Medicine Physician, NPI 1942202627
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for ROBERT MARK CHASUK (MD)
1180 NEWFIELD AVE
STAMFORD, CT 069051409
Phone: (314) 888-5233
Type: Mailing
Jefferson Highway, Southport, Jefferson, New Orleans, Jefferson Parish, Louisiana, 70121, United States
NEW ORLEANS, LA 701212429
Phone: (337) 289-8971
Fax: (337) 289-8970
Type: Mailing
3801, North Boulevard, Ogden Park, Bernard Terrace, Baton Rouge, East Baton Rouge Parish, Louisiana, 70806, United States
BATON ROUGE, LA 708063825
Phone: (225) 381-6620
Fax: (225) 381-6629
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: 2022-10-28
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20101008000397 | I | Family Practice | LA | TBD |
| I20221028001378 | I | Family Practice | CA | 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 06905)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| FAMILY MEDICINE | LA | 81002 | Urinalysis, manual test | 20 | 20 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | LA | |
| - | LA | |
| General Surgery | LA | |
| Vascular Surgery | LA | |
| - | LA | |
| - | LA | |
| - | LA | |
| - | LA | |
| Physician Assistant | LA | |
| General Surgery | LA |
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