MR. SUNG-UN JUSTIN PARK (MD) – Neurology Physician, NPI 1649298084
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 MR. SUNG-UN JUSTIN PARK (MD)
3055, West Orange Avenue, Anaheim, Orange County, California, 92804, United States
SUITE 101
ANAHEIM, CA 92804
Phone: (714) 484-8054
Fax: (714) 484-8072
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 5 Open Payments records for all available years, with a total value of $77.
Total Amount is formed as General ($77) + Research ($0) + Ownership ($0) = $77.
Last reported payment date: 2024-09-25 • Largest payer in this snapshot: MDD US Operations, LLC ($63).
Total Amount
$77
General + Research + Ownership
Payments
5
Total payment records
General Amount
$77
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-25
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| MDD US Operations, LLC | $63 |
| ACADIA Pharmaceuticals Inc | $14 |
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: 2004-09-17
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 |
|---|---|---|---|---|
| I20040917000285 | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 848 | 417 | $0 |
| J0670 | Injection, mepivacaine hydrochloride, per 10 ml | 723 | 113 | $0 |
| J1020 | Injection, methylprednisolone acetate, 20 mg | 545 | 75 | $0 |
| J1040 | Injection, methylprednisolone acetate, 80 mg | 356 | 104 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 167 | 167 | $0 |
Insurance plans in this area (ZIP 92804)
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