NICHOLAS HALLAK (MD) – Obstetrics & Gynecology Physician, NPI 1225239916
Obstetrics & Gynecology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,037 OBSTETRICS/GYNECOLOGY in WA
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Provider Addresses for NICHOLAS HALLAK (MD)
PO BOX 1139
ABERDEEN, WA 985200228
Phone: (360) 538-0135
Fax: (360) 533-3475
Type: Mailing
Sumner Avenue, Pilgrim Heights, Aberdeen, Grays Harbor County, Washington, United States
ABERDEEN, WA 985203606
Phone: (360) 538-0135
Fax: (360) 533-3475
Type: Location
815 K ST
HOQUIAM, WA 985503705
Phone: (360) 537-6430
Fax: (360) 532-9512
Type: Mailing
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 $14.
Total Amount is formed as General ($14) + Research ($0) + Ownership ($0) = $14.
Last reported payment date: 2024-10-22 • Largest payer in this snapshot: Baxter Healthcare ($14).
Total Amount
$14
General + Research + Ownership
Payments
1
Total payment records
General Amount
$14
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-22
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Baxter Healthcare | $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: 2008-08-21
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 |
|---|---|---|---|---|
| I20080821000104 | I | Obstetrics/Gynecology | WA | 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.
No Medicare fee-for-service utilization data available for this provider in our database.
Insurance plans in this area (ZIP 98520)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | CA | |
| Physician Assistant | WA | |
| Physician Assistant | WA | |
| Physical Therapist In Private Practice | WA | |
| Diagnostic Radiology | WA | |
| - | WA | |
| Family Practice | WA | |
| - | WA | |
| - | WA | |
| Diagnostic Radiology | CA |
Reviews
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