HILLARY ANN DU – Physician Assistant, NPI 1720631492
Physician Assistant
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
5,093 PHYSICIAN ASSISTANT in MA
Provider Addresses for HILLARY ANN DU
19 JULIA ST APT 3
MALDEN, MA 021486503
Phone: (617) 331-8617
Type: Mailing
179 LONGWOOD AVE
PA OFFICE
BOSTON, MA 021155804
Phone: (617) 732-2850
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 207 Open Payments records for all available years, with a total value of $5,089.
Total Amount is formed as General ($5,089) + Research ($0) + Ownership ($0) = $5,089.
Last reported payment date: 2024-12-24 • Largest payer in this snapshot: ABBVIE INC. ($1,304).
Total Amount
$5,089
General + Research + Ownership
Payments
207
Total payment records
General Amount
$5,089
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-24
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABBVIE INC. | $1,304 |
| Lundbeck LLC | $608 |
| Alkermes, Inc. | $301 |
| ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) | $285 |
| ITI, Inc. | $258 |
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: 2021-05-10
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 |
|---|---|---|---|---|
| I20210510001776 | I | Physician Assistant | MA | 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 |
|---|---|---|---|---|
| 99441 | Telephone medical discussion with physician, 5-10 minutes | 369 | 135 | $0 |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | 337 | 101 | $0 |
| 99443 | Telephone medical discussion with physician, 21-30 minutes | 30 | 21 | $0 |
| 90792 | Psychiatric diagnostic evaluation with medical services | 15 | 15 | $0 |
Insurance plans in this area (ZIP 02148)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | MA | |
| Certified Clinical Nurse Specialist (Cns) | MA | |
| Certified Clinical Nurse Specialist (Cns) | MA | |
| Clinical Social Worker | MA | |
| Nurse Practitioner | MA | |
| P S Y C H I A T R Y | MA |
Reviews
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