DR. GREGORY A GRUBB (D.O.) – Family Medicine Physician, NPI 1417977125
Family Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
Provider Addresses for DR. GREGORY A GRUBB (D.O.)
841, North Galena Avenue, Dixon, Lee County, Illinois, 61021, United States
SUITE 200
DIXON, IL 610211568
Phone: (815) 285-2273
Fax: (815) 285-2276
Type: Mailing
PO BOX 2147
FORT MYERS, FL 339022147
Phone: (239) 468-0260
Fax: (239) 343-4254
Type: Mailing
3501 HEALTH CENTER BLVD STE 2180
ESTERO, FL 341358133
Phone: (239) 343-0260
Fax: (239) 343-4254
Type: Location
Boulevard, General San Martín, Villa Portal Andino, Esmeralda, Colina, Provincia de Chacabuco, Santiago Metropolitan Region, Chile
ESTERO, FL 341358127
Phone: (239) 949-6142
Fax: (239) 949-6104
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: 2017-02-15
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 |
|---|---|---|---|---|
| I20170215001880 | I | Family Practice | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 417 | 417 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 374 | 343 | $0 |
| 81003 | Automated urinalysis test | 138 | 127 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 136 | 134 | $0 |
| 87428 | Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza | 111 | 111 | $0 |
Insurance plans in this area (ZIP 61021)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine | FL | |
| - | FL | |
| - | FL | |
| - | FL | |
| - | FL | |
| - | FL | |
| Diagnostic Radiology | NJ | |
| - | FL | |
| - | FL |
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