DR. LUIS A. FIALLO (M.D., F.A.C.P.) – Critical Care Medicine (Internal Medicine) Physician, NPI 1407824600
Critical Care Medicine (Internal Medicine) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
2,125 CRITICAL CARE (INTENSIVISTS) in CA
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Provider Addresses for DR. LUIS A. FIALLO (M.D., F.A.C.P.)
Henry Mayo Newhall Hospital, 23845, McBean Parkway, Valencia, Santa Clarita, Los Angeles County, California, 91355, United States
VALENCIA, CA 913552001
Phone: (661) 200-1122
Fax: (661) 200-1119
Type: Mailing
El Centro Regional Medical Center, 1415, Ross Avenue, El Centro, Imperial County, California, 92243, United States
EL CENTRO, CA 922434306
Phone: (760) 339-7202
Fax: (760) 339-9904
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 2 Open Payments records for all available years, with a total value of $29.
Total Amount is formed as General ($29) + Research ($0) + Ownership ($0) = $29.
Last reported payment date: 2024-09-13 • Largest payer in this snapshot: ABIOMED ($29).
Total Amount
$29
General + Research + Ownership
Payments
2
Total payment records
General Amount
$29
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-09-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| ABIOMED | $29 |
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: 2004-05-10
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 |
|---|---|---|---|---|
| I20040510001681 | I | Critical Care (Intensivists) | CA | 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 |
|---|---|---|---|---|
| 99291 | Critical care, first 30-74 minutes | 153 | 91 | $0 |
| 99292 | Critical care, each additional 30 minutes | 14 | 14 | $0 |
| 76937 | Ultrasonic guidance for blood vessel access | 13 | 12 | $0 |
| 99233 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 13 | 13 | $0 |
| 31500 | Emergent insertion of breathing tube into windpipe using an endoscope | 12 | 11 | $0 |
Insurance plans in this area (ZIP 91355)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CRITICAL CARE (INTENSIVISTS) | CA | 94060 | Measurement and graphic recording of the amount and speed of breathed air, before and following medication administration | 38 | 36 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CA | |
| - | CA | |
| Internal Medicine | RI | |
| Internal Medicine | UT | |
| Internal Medicine | CA | |
| - | CA | |
| - | CA | |
| - | CA | |
| Internal Medicine, Hospitalist | CA | |
| Internal Medicine | CA |
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