DR. MICHAEL COURTNEY DUMARS (M.D.) – Diagnostic Radiology Physician, NPI 1154345239
Diagnostic Radiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,800 DIAGNOSTIC RADIOLOGY in CA
Provider Addresses for DR. MICHAEL COURTNEY DUMARS (M.D.)
3501 COFFEE RD STE 2
MODESTO, CA 953551343
Phone: (209) 491-4960
Fax: (209) 566-0705
Type: Mailing
1801 COLORADO AVE STE 230
TURLOCK, CA 953822707
Phone: (209) 633-8017
Fax: (209) 491-4966
Type: Location
PO BOX 1630
WATSONVILLE, CA 950771630
Phone: (209) 491-4960
Fax: (209) 566-0705
Type: Mailing
1239 MCHENRY AVE STE A
MODESTO, CA 953505330
Phone: (209) 491-5200
Fax: (209) 526-0935
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: 2004-11-22
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 |
|---|---|---|---|---|
| I20041122001250 | I | Diagnostic Radiology | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 77067 | Screening mammography | 235 | 235 | $0 |
| 77063 | Screening 3d breast mammography | 229 | 229 | $0 |
| 71046 | X-ray of chest, 2 views | 159 | 153 | $0 |
| 73560 | X-ray of knee, 1-2 views | 131 | 124 | $0 |
| 77080 | Dxa bone density measurement of hip, pelvis, spine | 114 | 114 | $0 |
Insurance plans in this area (ZIP 95355)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| DIAGNOSTIC RADIOLOGY | CA | 71010 | X-ray of chest, 1 view, front | 26 | 26 |
| DIAGNOSTIC RADIOLOGY | CA | 73110 | X-ray of wrist, minimum of 3 views | 54 | 42 |
| DIAGNOSTIC RADIOLOGY | CA | 73562 | X-ray of knee, 3 views | 39 | 34 |
| DIAGNOSTIC RADIOLOGY | CA | 76830 | Ultrasound pelvis through vagina | 33 | 33 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA | |
| - | CA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | TX | |
| Diagnostic Radiology | WA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA |
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