DR. MARIA AYA MATSUMOTO (M.D.) – Diagnostic Radiology Physician, NPI 1609812916
Diagnostic Radiology Physician
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Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
4,812 DIAGNOSTIC RADIOLOGY in CA
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Provider Addresses for DR. MARIA AYA MATSUMOTO (M.D.)
2281, Paragon Drive, North San Jose, San Jose, Santa Clara County, California, 95131, United States
SAN JOSE, CA 951311307
Phone: (408) 244-2100
Fax: (408) 244-6596
Mailing address matches the actual address.
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.
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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: 2004-04-29
PECOS data refreshed: 2026-06-15
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 |
|---|---|---|---|---|
| I20040429001457 | 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 |
|---|---|---|---|---|
| A9575 | Injection, gadoterate meglumine, 0.1 ml | 2,240 | 14 | $0 |
| 71046 | X-ray of chest, 2 views | 841 | 814 | $0 |
| 73564 | X-ray of knee, 4 or more views | 438 | 292 | $0 |
| 76700 | Complete ultrasound scan of abdomen | 305 | 301 | $0 |
| 77080 | Dxa bone density measurement of hip, pelvis, spine | 266 | 265 | $0 |
Insurance plans in this area (ZIP 95131)
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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 | 15 | 14 |
| DIAGNOSTIC RADIOLOGY | CA | 71250 | CT scan chest | 27 | 27 |
| DIAGNOSTIC RADIOLOGY | CA | 73562 | X-ray of knee, 3 views | 197 | 134 |
| DIAGNOSTIC RADIOLOGY | CA | 73630 | X-ray of foot, minimum of 3 views | 83 | 67 |
| DIAGNOSTIC RADIOLOGY | CA | 74177 | CT scan of abdomen and pelvis with contrast | 12 | 12 |
| DIAGNOSTIC RADIOLOGY | CA | 76830 | Ultrasound pelvis through vagina | 73 | 70 |
| DIAGNOSTIC RADIOLOGY | CA | 93971 | Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers | 29 | 27 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | MO | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | FL | |
| Diagnostic Radiology | SC | |
| - | CA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | VA | |
| Diagnostic Radiology | NY | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA |
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