GARY M GREENBERG (M.D.) – Cardiovascular Disease Physician, NPI 1720070683
Cardiovascular Disease Physician
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Profile Insights
NPPES metrics only — not quality of care.
341 CARDIOVASCULAR DISEASE (CARDIOLOGY) in OR
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Provider Addresses for GARY M GREENBERG (M.D.)
300 Block Southwest Lincoln, Southwest Lincoln Street, University District, Portland Downtown, Portland, Metro, Multnomah County, Oregon, 97258, United States
PORTLAND, OR 972083397
Phone:
Type: Mailing
230, South Wahanna Road, Seaside, Clatsop County, Oregon, 97138, United States
SEASIDE, OR 971387735
Phone: (503) 717-7850
Type: Location
1355 Exchange St
Astoria, OR 971033980
Phone: (503) 717-7850
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 4 Open Payments records for all available years, with a total value of $233.
Total Amount is formed as General ($233) + Research ($0) + Ownership ($0) = $233.
Last reported payment date: 2023-11-30 • Largest payer in this snapshot: CARDIVA MEDICAL, INC. ($213).
Total Amount
$233
General + Research + Ownership
Payments
4
Total payment records
General Amount
$233
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-11-30
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| CARDIVA MEDICAL, INC. | $213 |
| Novartis Pharmaceuticals Corporation | $20 |
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: 2020-04-07
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 2 Medicare enrollment records; no due dates published yet.
Enrollment records
2
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 |
|---|---|---|---|---|
| I20080709000690 | I | Cardiovascular Disease (Cardiology) | OR | TBD |
| I20200407002992 | I | Cardiovascular Disease (Cardiology) | 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 |
|---|---|---|---|---|
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 617 | 514 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 264 | 220 | $0 |
| 93005 | Routine electrocardiogram (ecg) using at least 12 leads with tracing | 251 | 213 | $0 |
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 249 | 134 | $0 |
| 93248 | Heart rhythm review and interpretation of continous external ekg over 8-15 days | 82 | 79 | $0 |
Insurance plans in this area (ZIP 97208)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIAC ELECTROPHYSIOLOGY | OR | 93280 | Evaluation, testing, and programming adjustment of permanent dual lead pacemaker system with physician analysis, review, and report | 17 | 16 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| U R O L O G Y | TX | |
| D E R M A T O L O G Y | AZ | |
| Diagnostic Radiology | OR | |
| - | OR | |
| Osteopathic Manipulative Medicine, Physical Medicine And Rehabilitation | CO | |
| - | CA | |
| Cardiovascular Disease (Cardiology) | OR | |
| General Surgery | CA | |
| Family Practice | IL | |
| - | OR |
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