LESZEK J MARCZEWSKI (MD) – Family Medicine Physician, NPI 1508837972
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,656 FAMILY PRACTICE in IA
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Provider Addresses for LESZEK J MARCZEWSKI (MD)
UnityPoint Clinic Family Medicine – Sac City, 301, Highland Avenue, Sac City, Sac County, Iowa, 50583, United States
SAC CITY, IA 505832411
Phone: (712) 662-7119
Type: Location
North 9th Street, Fort Dodge, Webster County, Iowa, 50501, United States
SUITE A
FORT DODGE, IA 505013909
Phone: (515) 574-6890
Type: Mailing
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: 2010-02-25
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 |
|---|---|---|---|---|
| I20100225000156 | I | Family Practice | IA | 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 50583)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| FAMILY MEDICINE | IA | 81002 | Urinalysis, manual test | 22 | 17 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IA | |
| Nurse Practitioner | IA | |
| D E R M A T O L O G Y | OH | |
| Certified Registered Nurse Anesthetist (Crna) | AL | |
| - | IA | |
| Family Practice | IA | |
| Family Practice | MN | |
| Emergency Medicine | IA | |
| Nurse Practitioner | IA | |
| Certified Registered Nurse Anesthetist (Crna) | IA |
Reviews
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