TOMOMI OKA (MD) – Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, NPI 1679788749
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
262 CARDIAC SURGERY in CA
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Provider Addresses for TOMOMI OKA (MD)
325, Distel Circle, Los Altos, Santa Clara County, California, 94022, United States
LOS ALTOS, CA 940221408
Phone: (650) 853-5745
Type: Mailing
Mills-Peninsula Medical Center, 1501, Trousdale Drive, Burlingame Village, Burlingame, San Mateo County, California, 94010, United States
BURLINGAME, CA 940104506
Phone: (650) 853-5745
Fax: (650) 404-8205
Type: Location
87 Encina Ave
Palo Alto, CA 943012322
Phone: (650) 853-5745
Fax: (650) 853-2929
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 40 Open Payments records for all available years, with a total value of $12,886.
Total Amount is formed as General ($12,886) + Research ($0) + Ownership ($0) = $12,886.
Last reported payment date: 2024-12-19 • Largest payer in this snapshot: ATRICURE, INC. ($12,646).
Total Amount
$12,886
General + Research + Ownership
Payments
40
Total payment records
General Amount
$12,886
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-19
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ATRICURE, INC. | $12,646 |
| Edwards Lifesciences Corporation | $200 |
| Ethicon US, LLC | $40 |
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: 2007-10-18
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 |
|---|---|---|---|---|
| I20071018000801 | I | Cardiac Surgery | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 39 | 37 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 36 | 36 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 34 | 33 | $0 |
| 33361 | Replacement of aortic valve through the skin and femoral artery | 26 | 26 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 26 | 26 | $0 |
Insurance plans in this area (ZIP 94022)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| D E R M A T O L O G Y | CA | |
| A L L E R G Y/ I M M U N O L O G Y | CA | |
| - | CA | |
| Hospitalist, Obstetrics/Gynecology | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | OR | |
| - | CA | |
| - | CA | |
| - | CA | |
| - | CA | |
| A N E S T H E S I O L O G Y | CA |
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