DR. DANIEL NAGASAWA (MD) – Neurological Surgery Physician, NPI 1578820536
Neurological Surgery Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
795 NEUROSURGERY in CA
Provider Addresses for DR. DANIEL NAGASAWA (MD)
2811 WILSHIRE BLVD STE 930
SANTA MONICA, CA 904034809
Phone: (310) 710-1919
Type: Location
518.5 BOLSA AVE
NEWPORT BEACH, CA 92663
Phone:
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 51 Open Payments records for all available years, with a total value of $7,245.
Total Amount is formed as General ($7,245) + Research ($0) + Ownership ($0) = $7,245.
Last reported payment date: 2024-10-10 • Largest payer in this snapshot: Kyocera Medical Technologies, Inc. ($2,408).
Total Amount
$7,245
General + Research + Ownership
Payments
51
Total payment records
General Amount
$7,245
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Kyocera Medical Technologies, Inc. | $2,408 |
| NuVasive, Inc. | $2,279 |
| ZIMVIE INC. | $801 |
| Zimmer Biomet Holdings, Inc. | $747 |
| Camber Spine Technologies LLC | $255 |
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: 2019-08-23
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 |
|---|---|---|---|---|
| I20190823000401 | I | Neurosurgery | 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 |
|---|---|---|---|---|
| 99291 | Critical care, first 30-74 minutes | 164 | 44 | $0 |
| 22614 | Fusion of additional segment of spine | 81 | 21 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 77 | 62 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 57 | 57 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 55 | 43 | $0 |
Insurance plans in this area (ZIP 90403)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| N E U R O S U R G E R Y | NV | |
| Physician Assistant | CA | |
| Physician Assistant | UT | |
| N E U R O S U R G E R Y | CA | |
| Physician Assistant | CA |
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