YAHAIRA LUCIA LOPEZ ARREDONDO (MD) – Internal Medicine Physician, NPI 1912203373
Internal Medicine Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
21,558 INTERNAL MEDICINE in CA
Provider Addresses for YAHAIRA LUCIA LOPEZ ARREDONDO (MD)
43575 MISSION BLVD # 709
FREMONT, CA 945395831
Phone: (510) 931-4310
Fax: (510) 894-0615
Type: Mailing
3155 KEARNEY ST STE 100
FREMONT, CA 945382268
Phone: (510) 931-4310
Fax: (510) 894-0615
Type: Location
500 NE MULTNOMAH ST STE 100
PORTLAND, OR 972322099
Phone: (800) 813-2000
Type: Mailing
3155 Kearney St Ste 100
Fremont, CA 945382268
Phone: (510) 931-4310
Fax: (510) 894-0615
Type: Location
27171 Calaroga Ave Ste 1-3
Hayward, CA 945454344
Phone: (510) 931-4310
Fax: (510) 894-0615
Type: Location
19500 SE STARK ST
PORTLAND, OR 972335792
Phone: (800) 813-2000
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 48 Open Payments records for all available years, with a total value of $1,151.
Total Amount is formed as General ($1,151) + Research ($0) + Ownership ($0) = $1,151.
Last reported payment date: 2024-11-14 • Largest payer in this snapshot: Novo Nordisk Inc ($217).
Total Amount
$1,151
General + Research + Ownership
Payments
48
Total payment records
General Amount
$1,151
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-14
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Novo Nordisk Inc | $217 |
| ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) | $207 |
| Lilly USA, LLC | $105 |
| Abbott Laboratories | $89 |
| Sumitomo Pharma America, Inc. | $66 |
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: 2026-01-28
PECOS data refreshed: 2026-06-15
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20190416000669 | I | Internal Medicine | CA | TBD |
| I20260128003411 | I | Internal Medicine | OR | TBD |
| I20260128003523 | I | Internal Medicine | 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 | 410 | 128 | $0 |
| 99441 | Telephone medical discussion with physician, 5-10 minutes | 92 | 54 | $0 |
| 99442 | Telephone medical discussion with physician, 11-20 minutes | 36 | 26 | $0 |
| G0008 | Administration of influenza virus vaccine | 27 | 27 | $0 |
| J3420 | Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg | 24 | 14 | $0 |
Insurance plans in this area (ZIP 94539)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Cardiovascular Disease (Cardiology), Cardiac Electrophysiology | CA | |
| Physician Assistant | CA |
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