GRIFFITH E LIANG (MD) – Pulmonary Disease Physician, NPI 1891737748
Pulmonary Disease Physician
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Doctor Profile
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Profile Insights
NPPES metrics only — not quality of care.
198 PULMONARY DISEASE in OR
Provider Addresses for GRIFFITH E LIANG (MD)
3680 NW Samaritan Dr
Corvallis, OR 973303737
Phone: (541) 754-1272
Fax: (541) 754-1257
Type: Location
9631 N Nevada St Ste 300
Spokane, WA 992181193
Phone: (509) 465-3919
Fax: (509) 468-0705
Type: Location
105 W 8TH AVE STE 512C
SPOKANE, WA 992042318
Phone: (509) 465-3919
Fax: (509) 468-0702
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 200 Open Payments records for all available years, with a total value of $8,073.
Total Amount is formed as General ($8,073) + Research ($0) + Ownership ($0) = $8,073.
Last reported payment date: 2024-12-31 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($3,945).
Total Amount
$8,073
General + Research + Ownership
Payments
200
Total payment records
General Amount
$8,073
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-31
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $3,945 |
| AstraZeneca Pharmaceuticals LP | $910 |
| GlaxoSmithKline, LLC. | $629 |
| United Therapeutics Corporation | $511 |
| Electromed, Inc. | $339 |
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: 2004-08-17
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 |
|---|---|---|---|---|
| I20040817000466 | I | Pulmonary Disease | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 471 | 337 | $0 |
| 94729 | Test to examine how well the lungs exchange gases | 411 | 371 | $0 |
| 94726 | Test to determine lung volumes using sensors | 377 | 348 | $0 |
| 94010 | Test to measure expiratory airflow and volume | 270 | 231 | $0 |
| 94060 | Test to measure expiratory airflow and volume changes before and after medication administration | 198 | 187 | $0 |
Insurance plans in this area (ZIP 97330)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PULMONARY DISEASE | OR | 94060 | Measurement and graphic recording of the amount and speed of breathed air, before and following medication administration | 12 | 12 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | WA | |
| Internal Medicine | WA | |
| - | WA | |
| Physician Assistant | WA | |
| - | WA | |
| - | WA | |
| Physician Assistant | WA | |
| Internal Medicine | WA | |
| - | WA | |
| - | WA |
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