MAREN LOTHYAN ZARO (ARNP) – Nurse Practitioner, NPI 1841739745
Nurse Practitioner
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
6,261 NURSE PRACTITIONER in WA
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Provider Addresses for MAREN LOTHYAN ZARO (ARNP)
PO BOX 3835
SEATTLE, WA 981243835
Phone: (206) 548-3100
Fax: (206) 762-6355
Type: Mailing
Vashon Maury Community Food Bank, 10030, Southwest 210th Street, Vashon, King County, Washington, 98070, United States
VASHON, WA 980706584
Phone: (206) 463-3671
Fax: (206) 463-3613
Type: Location
1 LINCOLN ST FL 24
BOSTON, MA 021112901
Phone: (617) 454-4672
Type: Mailing
5006 CENTER ST STE R
TACOMA, WA 984092314
Phone: (253) 275-0200
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
This can happen when there are no reportable CMS Open Payments records.
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: 2024-12-18
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 |
|---|---|---|---|---|
| I20241218002820 | I | Nurse Practitioner | TX | 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 | 156 | 83 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 92 | 68 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 40 | 40 | $0 |
| G0008 | Administration of influenza virus vaccine | 11 | 11 | $0 |
Insurance plans in this area (ZIP 98124)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Family Practice | WA |
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