DR. JAMES YANG SOONG (M.D.) – Neurology Physician, NPI 1114992294
Neurology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,479 NEUROLOGY in CA
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Provider Addresses for DR. JAMES YANG SOONG (M.D.)
909, Hyde Street, Nob Hill, San Francisco, California, 94109, United States
SUITE 234
SAN FRANCISCO, CA 941094822
Phone: (415) 771-3040
Fax: (415) 885-6291
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)
CMS reports 1 Open Payments records for all available years, with a total value of $28.
Total Amount is formed as General ($28) + Research ($0) + Ownership ($0) = $28.
Last reported payment date: 2023-08-02 • Largest payer in this snapshot: Grifols USA, LLC ($28).
Total Amount
$28
General + Research + Ownership
Payments
1
Total payment records
General Amount
$28
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-08-02
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Grifols USA, LLC | $28 |
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: 2010-09-23
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 |
|---|---|---|---|---|
| I20100923000797 | I | Neurology | 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 |
|---|---|---|---|---|
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 22 | 22 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 21 | 16 | $0 |
Insurance plans in this area (ZIP 94109)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| NEUROLOGY | CA | 95910 | Nerve transmission studies, 7-8 studies | 11 | 11 |
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