EHRIN J ARMSTRONG (M.D.) – Interventional Cardiology Physician, NPI 1699733634
Interventional Cardiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,010 CARDIOVASCULAR DISEASE (CARDIOLOGY) in CA
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Provider Addresses for EHRIN J ARMSTRONG (M.D.)
Lawrence J. Ellison Ambulatory Care Center, 4860, Y Street, Sacramento, Sacramento County, California, 95817, United States
SUITE 2820
SACRAMENTO, CA 958172307
Phone: (916) 734-3764
Type: Location
2684, Northrop Avenue, Arden-Arcade, Sacramento County, California, 95864, United States
SACRAMENTO, CA 958647714
Phone: (415) 312-2480
Type: Mailing
499 E HAMPDEN AVE STE 200
ENGLEWOOD, CO 801132792
Phone: (303) 226-4648
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 339 Open Payments records for all available years, with a total value of $100,722.
Total Amount is formed as General ($89,722) + Research ($11,000) + Ownership ($0) = $100,722.
Last reported payment date: 2024-12-31 • Largest payer in this snapshot: M.A. Med Alliance S.A. ($16,750).
Total Amount
$100,722
General + Research + Ownership
Payments
339
Total payment records
General Amount
$89,722
General payments
Research Amount
$11,000
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 |
|---|---|
| M.A. Med Alliance S.A. | $16,750 |
| Abbott Laboratories | $15,391 |
| Bard Peripheral Vascular, Inc. | $11,779 |
| ShockWave Medical, Inc | $11,529 |
| Philips North America LLC | $11,002 |
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: 2014-01-21
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 |
|---|---|---|---|---|
| I20140121001399 | I | Interventional Cardiology | CO | 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 | 160 | 75 | $0 |
| 37253 | Ultrasound evaluation of blood vessel with review by radiologist, each additional vessel | 80 | 25 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 57 | 57 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 43 | 38 | $0 |
| 93306 | Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | 42 | 39 | $0 |
Insurance plans in this area (ZIP 95817)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Internal Medicine, Cardiovascular Disease (Cardiology) | CO | |
| Physician Assistant | CO | |
| Physician Assistant | CA | |
| Cardiovascular Disease (Cardiology), Internal Medicine | CA | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | CO | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | MI | |
| - | CO | |
| Physician Assistant | TX | |
| Interventional Cardiology | CO | |
| Cardiovascular Disease (Cardiology), Internal Medicine, Cardiovascular Disease (Cardiology), Internal Medicine | CO |
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