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JUAN F LOIS M.D.
NPI 1457303117
Radiology - Diagnostic Radiology in Los Angeles, CA

Active since May 17, 2006PECOS Enrolled
87.65/100
CMS Quality Rating
2131 W 3RD ST, FIRST FLOOR, LOS ANGELES, CA 90057(213) 484-7901 Get Directions Write a Review

NPPES record last updated: November 30, 2007. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Juan F Lois M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JUAN F LOIS M.D. (NPI 1457303117) is an individual diagnostic radiology provider in Los Angeles, California, licensed in California (A30368) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1457303117
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameJUAN F LOISCredential: M.D.
Location Address2131 W 3RD ST, FIRST FLOORLos Angeles, CA 90057
Mailing AddressDept La 21577Pasadena, CA 91185-1577 · (949) 263-8620 · Fax (949) 263-1639
Phone(213) 484-7901
Sole ProprietorNo
Enumeration DateMay 17, 2006
Last NPPES UpdateNovember 30, 2007
✔ NPI 1457303117 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License✔ Licensed in CA · A30368
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
2131 W 3RD ST, Los Angeles, CA 90057
Open in Google Maps ↗

Other Identifiers 6

Medicaid00A303680CA
Medicare PIN300033337CA
Medicare UPINA84080
Medicare PINWA30368CCA
Other00A303680CA · Blue Shield
Medicare PINWA30368BCA

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Juan F Lois M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Juan Lois reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Renaissance Imaging Medical Associates, Inc.
18 mi
Diagnostic Radiology
18436 ROSCOE BLVD
Northridge, CA 91325
  • Reassigned Medicare billing, California enrollment
  • 224 clinicians in this Medicare group
NPI 1487608931 (818) 435-1400
Golden State Imaging Associates Inc
1,376 mi
Diagnostic Radiology
1401 ST JOSEPH PKWY
Houston, TX 77002
  • Reassigned Medicare billing, California enrollment
  • 244 clinicians in this Medicare group
NPI 1144872052 (888) 371-0667

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90057 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

87.65/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality75
Improvement Activities40

Reported Quality Measures

Prevention of Central Venous Catheter (CVC) - Related Bloodstream Infections
Percentage of patients, regardless of age, who undergo central venous catheter (CVC) insertion for whom CVC was inserted with all elements of maximal sterile barrier technique, hand hygiene, skin preparation and, if ultrasound is used, sterile ultrasound…
91%35 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DIANE L. JOHNSON, M.D., INC.
Internal Medicine (Critical Care Medicine)
2131 W 3RD ST
LOS ANGELES, CA 90057
Los Angeles County (213) 484-7111
ANDREW KASSINOVE, MD; INC.
Emergency Medicine
2131 W 3RD ST
LOS ANGELES, CA 90057
Los Angeles County (213) 484-7301
PAUL HSIEH MD
Pathology (Anatomic Pathology & Clinical Pathology)
2131 W 3RD ST
LOS ANGELES, CA 90057
Los Angeles County (213) 484-7935
ST VINCENT RADIOLOGICAL MEDICAL GROUP
Radiology (Diagnostic Radiology)
2131 W 3RD ST
LOS ANGELES, CA 90057
Los Angeles County (213) 484-7901
ST VINCENT MEDICAL CENTER
General Acute Care Hospital
2131 W 3RD ST
LOS ANGELES, CA 90057
Los Angeles County (213) 484-7402
DEBRA LYNN COOK PA-C
Physician Assistant (Surgical)
2131 W 3RD ST
LOS ANGELES, CA 90057
Los Angeles County (310) 484-7600
ST. VINCENT ANESTHESIA MEDICAL GROUP, INC.
Anesthesiology
2131 W 3RD ST
LOS ANGELES, CA 90057
Los Angeles County (213) 484-7111
JIE REN M.D. INC.
Anesthesiology
2131 W 3RD ST
LOS ANGELES, CA 90057
Los Angeles County (213) 484-7111

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Juan Lois's NPI number?

The NPI number for Juan Lois is 1457303117. It was assigned to this individual provider in the NPPES registry on May 17, 2006.

Where is Juan Lois located?

Juan Lois practices at 2131 W 3rd St First Floor, Los Angeles, CA 90057. The listed phone number is (213) 484-7901.

What is Juan Lois's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Juan Lois enrolled in Medicare?

Yes. Juan Lois is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Juan Lois's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Juan Lois reassigns Medicare benefits to 2 organizations: Renaissance Imaging Medical Associates, Inc. (Northridge, CA) and Golden State Imaging Associates Inc (Houston, TX). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Juan Lois's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Juan Lois was last updated on November 30, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.