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IAN LOPEZ
NPI 1639864440
Student in an Organized Health Care Education/Training Program in Orange, CA

Active since April 07, 2023PECOS Enrolled
101 THE CITY DR S, ORANGE, CA 92868(714) 456-8888 Get Directions Write a Review

NPPES record last updated: April 13, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 13, 2026, Apr 7, 2023 (2 updates tracked since 2023).

About Ian Lopez NPPES

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

IAN LOPEZ (NPI 1639864440) is an individual student in an organized health care education/training program in Orange, California and active in the NPI registry since April 2023. He is enrolled in Medicare PECOS, maintains a secondary practice location in Orange, and is a graduate of California University Of Science And Medicine (2023).

NPPES Registry Identity

NPI1639864440
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameIAN LOPEZ
Location Address101 THE CITY DR SOrange, CA 92868-3201
Mailing Address101 The City Dr SOrange, CA 92868-3201 · (714) 456-8888
Phone(714) 456-8888
Sole ProprietorNo
Medical School CMSCalifornia University Of Science And MedicineGraduated 2023
Enumeration DateApril 7, 2023
Last NPPES UpdateApril 13, 20262 updates tracked since enumeration
NPPES CertifiedApril 13, 2026
✔ NPI 1639864440 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
101 THE CITY DR S, Orange, CA 92868
Open in Google Maps ↗

Secondary Practice Location 1

Location 13800 W Chapman Ave Ste 3200Orange, CA 92868-1638 · Phone (714) 456-5239

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ian Lopez is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9335680636
PECOS Enrollment IDI20260710000330
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 Reassignment

Medicare enrollment records show Ian Lopez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Regents Of The University Of
0.3 mi
Emergency Medicine
101 THE CITY DR S
Orange, CA 92868
  • Reassigned Medicare billing, California enrollment
  • 219 clinicians in this Medicare group
NPI 1154379394 (714) 456-8068

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

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.

DR. ANKIT BHUPENDRA PATEL D.O.
Radiology (Diagnostic Radiology)
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-5113
DR. LAURA CATHERINE SKOCZYLAS MD
Obstetrics & Gynecology
101 THE CITY DR S, BUILDING 56, DEPARTMENT OF OB/GYN
ORANGE, CA 92868
Orange County (714) 456-8224
MICHAEL CHENG DO
Internal Medicine (Rheumatology)
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-7110
AESTHETIC AND PLASTIC SURGERY INSTITUTE
Plastic Surgery
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-2986
JOSEPH VILLARREAL M.D.
Emergency Medicine
101 THE CITY DR S, BUILDING 1A, ROOM 1009
ORANGE, CA 92868
Orange County (714) 456-5239
DEMI TRAN
Psychiatry & Neurology (Neurology)
101 THE CITY DR S, CITY TOWER, SUITE 400
ORANGE, CA 92868
Orange County (171) 456-6693
DR. ISABEL CARLTON CLARK M.D.
Surgery (Trauma Surgery)
101 THE CITY DR S
ORANGE, CA 92868
Orange County (714) 456-7890
DYLAN LUKATO
Emergency Medicine
101 THE CITY DR S
ORANGE, CA 92868
Orange County (415) 218-8041

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 Ian Lopez's NPI number?

The NPI number for Ian Lopez is 1639864440. It was assigned to this individual provider in the NPPES registry on April 7, 2023.

Where is Ian Lopez located?

Ian Lopez practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-8888.

What is Ian Lopez's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Ian Lopez enrolled in Medicare?

Yes. Ian Lopez is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Ian Lopez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ian Lopez reassigns Medicare benefits to Regents Of The University Of (Orange, CA). The 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 Ian Lopez'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 Ian Lopez was last updated on April 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.