YAN GENG (MD) – Geriatric Medicine (Family Medicine) Physician, NPI 1104146620
Geriatric Medicine (Family Medicine) Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
4,141 FAMILY PRACTICE in WA
Provider Addresses for YAN GENG (MD)
PO BOX 3360
PORTLAND, OR 972083360
Phone:
Type: Mailing
1450 NORTHWEST LN SE STE A
LACEY, WA 985036908
Phone: (360) 491-4460
Fax: (360) 491-3090
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: 2015-07-14
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 |
|---|---|---|---|---|
| I20150714001783 | I | Family Practice | 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 |
|---|---|---|---|---|
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 312 | 125 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 174 | 115 | $0 |
| G0439 | Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 80 | 80 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 29 | 29 | $0 |
| 90694 | Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 23 | 23 | $0 |
Insurance plans in this area (ZIP 97208)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IN | |
| Family Practice | IL | |
| General Practice | WA | |
| - | WA | |
| Nurse Practitioner | WA | |
| Nurse Practitioner | MD | |
| Family Practice | OH | |
| - | WA | |
| Family Practice | WA | |
| Nurse Practitioner | TN |
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