MELISSA WAI-MUN QUAN (DO) – Neurology Physician, NPI 1033325816
Neurology Physician
Main info
Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
844 NEUROLOGY in NC
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Provider Addresses for MELISSA WAI-MUN QUAN (DO)
4140 W 190TH ST
TORRANCE, CA 905045513
Phone:
Type: Mailing
5213, South Alston Avenue, Durham, Durham County, North Carolina, 27713, United States
DURHAM, NC 277134430
Phone: (919) 620-4700
Type: Mailing
Duke Clinic, 40, Duke Medicine Circle, Durham, Durham County, North Carolina, 27710, United States
DURHAM, NC 277104000
Phone: (919) 684-8111
Type: Location
127 S SAN VICENTE BLVD STE A6600
LOS ANGELES, CA 900483311
Phone: (310) 423-6472
Fax: (310) 423-0148
Type: Location
40 Duke Medicine Cir
Durham, NC 277104000
Phone: (919) 684-8111
Type: Location
8700 Beverly Blvd
West Hollywood, CA 900481804
Phone: (310) 423-6472
Fax: (310) 423-0148
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $96.
Total Amount is formed as General ($96) + Research ($0) + Ownership ($0) = $96.
Last reported payment date: 2024-04-10 • Largest payer in this snapshot: Abbott Laboratories ($96).
Total Amount
$96
General + Research + Ownership
Payments
4
Total payment records
General Amount
$96
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-04-10
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Abbott Laboratories | $96 |
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: 2017-10-18
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 |
|---|---|---|---|---|
| I20171018002735 | 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 |
|---|---|---|---|---|
| 99231 | Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 24 | 11 | $0 |
Insurance plans in this area (ZIP 90504)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| U R O L O G Y | OH | |
| Nurse Practitioner | CA | |
| Internal Medicine | CA | |
| Internal Medicine | CA | |
| Physician Assistant | CA | |
| Internal Medicine | CA | |
| O B S T E T R I C S/ G Y N E C O L O G Y | CA | |
| Family Practice, Sports Medicine | CA | |
| Internal Medicine | NY | |
| Internal Medicine | CA |
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