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ISAI LORENZO LOPEZ MD
NPI 1902486673
Emergency Medicine in Anaheim, CA

Active since April 08, 2021PECOS EnrolledAccepts Medicare Assignment
1111 W LA PALMA AVE, ANAHEIM, CA 92801(714) 774-1450 Get Directions Write a Review

NPPES record last updated: June 9, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 29, 2024, Jul 19, 2024, Apr 8, 2021 (3 updates tracked since 2021).

About Isai Lorenzo Lopez Md NPPES

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

ISAI LORENZO LOPEZ MD (NPI 1902486673) is an individual emergency medicine provider in Anaheim, California, licensed in California (A195042) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, maintains a secondary practice location in Orange, and is a graduate of Irvine California College Of Medicine (2021).

NPPES Registry Identity

NPI1902486673
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameISAI LORENZO LOPEZCredential: MD
Location Address1111 W LA PALMA AVEAnaheim, CA 92801-2804
Mailing Address3329 E Lochleven Ln Unit BOrange, CA 92869-2832 · (530) 574-6642
Phone(714) 774-1450
Sole ProprietorNo
Medical School CMSIrvine California College Of MedicineGraduated 2021
Enumeration DateApril 8, 2021
Last NPPES UpdateJune 9, 20263 updates tracked since enumeration
NPPES CertifiedJune 9, 2026
✔ NPI 1902486673 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in CA · A195042
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
1111 W LA PALMA AVE, Anaheim, CA 92801
Open in Google Maps ↗

Secondary Practice Location 1

Location 1101 The City Dr SOrange, CA 92868-3201 · Phone (714) 456-8888

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Isai Lorenzo Lopez Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2466810783
PECOS Enrollment IDI20240806004697
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.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
113 services105 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
96 services95 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
75 services74 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92801 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
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

ERNESTO P GIDAYA MD
Anesthesiology
1111 W LA PALMA AVE
ANAHEIM, CA 92801
Orange County (714) 774-1450
MR. JORGE ROMERO JR.
Social Worker (Clinical)
1111 W LA PALMA AVE
ANAHEIM, CA 92801
Orange County (714) 774-1450
ANAHIEM MEMORIAL MEDICAL CENTER
General Acute Care Hospital
1111 W LA PALMA AVE, 1111 W LA PALMA AVENUE
ANAHEIM, CA 92801
Orange County (714) 999-3800
DR. JAKLYN RAE MCCLENDON M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
1111 W LA PALMA AVE, AMMC - DEPT. OF PATHOLOGY
ANAHEIM, CA 92801
Orange County (714) 999-6075
ANAHEIM EMERGENCY MEDICAL GROUP
Emergency Medicine
1111 W LA PALMA AVE
ANAHEIM, CA 92801
Orange County (714) 774-1450
D LALANI PERERA-THANGARATNAM MD
Anesthesiology
1111 W LA PALMA AVE
ANAHEIM, CA 92801
Orange County (714) 774-1450
D LALANI PERERA-THANGARATNAM MD INC
Anesthesiology (Pain Medicine)
1111 W LA PALMA AVE
ANAHEIM, CA 92801
Orange County (714) 774-1450
LEI ZHANG M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
1111 W LA PALMA AVE
ANAHEIM, CA 92801
Orange County (714) 774-1450

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 Isai Lopez's NPI number?

The NPI number for Isai Lopez is 1902486673. It was assigned to this individual provider in the NPPES registry on April 8, 2021.

Where is Isai Lopez located?

Isai Lopez practices at 1111 W La Palma Ave, Anaheim, CA 92801. The listed phone number is (714) 774-1450.

What is Isai Lopez's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Isai Lopez enrolled in Medicare?

Yes. Isai Lopez is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Isai Lopez was last updated on June 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.