NATHAN AVERY (MD) – Surgery Physician, NPI 1417256132
Surgery Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
826 GENERAL SURGERY in WA
Provider Addresses for NATHAN AVERY (MD)
925 SENECA ST
H8-GME
SEATTLE, WA 981012742
Phone: (206) 583-6079
Fax: (206) 583-2307
Type: Mailing
16233 SYLVESTER RD SW STE 110
BURIEN, WA 981663044
Phone: (206) 901-8980
Type: Mailing
925 Seneca St
H8-GME
Seattle, WA 981012742
Phone: (206) 583-6079
Fax: (206) 583-2307
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: 2017-08-07
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 |
|---|---|---|---|---|
| I20170807001681 | I | General Surgery | 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.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 31 | 31 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 24 | 17 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 22 | 20 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 17 | 17 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 15 | 14 | $0 |
Insurance plans in this area (ZIP 98101)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | SC | |
| Physician Assistant | WA | |
| Physician Assistant | WA | |
| - | WA | |
| General Surgery | MI | |
| - | WA | |
| Nurse Practitioner | WA | |
| Physician Assistant | WA | |
| - | WI | |
| - | WA |
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