DR. JAMES CLIFFORD MARSHALL (DO) – Internal Medicine Physician, NPI 1609979228
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DR. JAMES CLIFFORD MARSHALL (DO)
1818 N Meade St
Appleton, WI 549113454
Phone: (920) 731-8900
Type: Location
PO BOX 4577
SEMINOLE, FL 337754577
Phone: (727) 585-3610
Fax: (727) 585-4405
Type: Mailing
Seminole Boulevard, Largo, Pinellas County, Florida, 33778, United States
#A-3
LARGO, FL 337782201
Phone: (727) 585-3610
Fax: (727) 585-4405
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: 2010-08-09
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 |
|---|---|---|---|---|
| I20100809000284 | I | Cardiovascular Disease (Cardiology) | FL | 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 54911)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIOVASCULAR DISEASE (CARDIOLOGY) | FL | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 930 | 653 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | FL | |
| - | FL | |
| Internal Medicine | FL | |
| - | FL | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology | FL | |
| Cardiovascular Disease (Cardiology), Internal Medicine | FL | |
| Cardiovascular Disease (Cardiology) | FL | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | FL | |
| Cardiovascular Disease (Cardiology), Internal Medicine | FL | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | FL |
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