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MR. MARK BENTON LEWIS
NPI 1740861590
Surgery in Los Angeles, CA

Active since April 14, 2021PECOS EnrolledAccepts Medicare Assignment
1200 N STATE ST, CLINIC TOWER, SUITE A7D, LOS ANGELES, CA 90033(323) 442-7824(323) 442-8009 Get Directions Write a Review

NPPES record last updated: January 15, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 30, 2024, Apr 7, 2022, Apr 17, 2021 (3 updates tracked since 2021).

About Mr. Mark Benton Lewis NPPES

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

MR. MARK BENTON LEWIS (NPI 1740861590) is an individual surgery provider in Los Angeles, California, licensed in California (A188704) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS and is a graduate of University Of Mississippi School Of Medicine (2022).

NPPES Registry Identity

NPI1740861590
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameMR. MARK BENTON LEWIS
Location Address1200 N STATE ST, CLINIC TOWER, SUITE A7DLos Angeles, CA 90033-1029
Mailing Address1200 N State St, Clinic Tower, Suite A7dLos Angeles, CA 90033-1029 · (323) 442-7824 · Fax (323) 442-8009
Phone(323) 442-7824
Fax(323) 442-8009
Sole ProprietorNo
Medical School CMSUniversity Of Mississippi School Of MedicineGraduated 2022
Enumeration DateApril 14, 2021
Last NPPES UpdateJanuary 15, 20253 updates tracked since enumeration
NPPES CertifiedJanuary 15, 2025
✔ NPI 1740861590 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in CA · A188704
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
1200 N STATE ST, Los Angeles, CA 90033
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. Mark Benton Lewis 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 ID2264804335
PECOS Enrollment IDI20241024002427
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 Mark Lewis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Izuchukwu Okpara MD Inc
34 mi
Surgery
28212 KELLY JOHNSON PKWY STE 200
Valencia, CA 91355
  • Reassigned Medicare billing, California enrollment
  • 51 clinicians in this Medicare group
NPI 1679004592 (213) 228-3538

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 90033 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.

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. LUCILLE CHAILLE
Orthopaedic Surgery
1200 N STATE ST
LOS ANGELES, CA 90033
Los Angeles County (323) 226-2170
DR. THIENDANG VIET NGUYEN M.D.
Anesthesiology
1200 N STATE ST, #14-901
LOS ANGELES, CA 90033
Los Angeles County (323) 409-7748
DR. PHIL ORALLO CASTILLO M.D.
Anesthesiology
1200 N STATE ST, ROOM 14-901
LOS ANGELES, CA 90033
Los Angeles County (323) 226-4597
NOA CARTER STERLING M.D.
Obstetrics & Gynecology
1200 N STATE ST, INPT TOWER C3F107
LOS ANGELES, CA 90033
Los Angeles County (323) 409-8847
CHRYSTAL LYNNE JONES RCP
Respiratory Therapist, Certified (Critical Care)
1200 N STATE ST
LOS ANGELES, CA 90033
Los Angeles County (323) 409-1000
MAY SUNDONGMEI WU RESP THERAPIST
Respiratory Therapist, Registered (Critical Care)
1200 N STATE ST
LOS ANGELES, CA 90033
Los Angeles County (323) 409-1824
BRETT BARRO
Student in an Organized Health Care Education/Training Program
1200 N STATE ST, CLINIC TOWER SUITE A7D
LOS ANGELES, CA 90033
Los Angeles County (213) 705-5282
ALBERT CHEN MD
Student in an Organized Health Care Education/Training Program
1200 N STATE ST, CLINIC TOWER, SUITE A7D
LOS ANGELES, CA 90033
Los Angeles County (323) 442-7686

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 Mark Lewis's NPI number?

The NPI number for Mark Lewis is 1740861590. It was assigned to this individual provider in the NPPES registry on April 14, 2021.

Where is Mark Lewis located?

Mark Lewis practices at 1200 N State St Clinic Tower, Suite A7d, Los Angeles, CA 90033. The listed phone number is (323) 442-7824.

What is Mark Lewis's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Mark Lewis enrolled in Medicare?

Yes. Mark Lewis 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.

Which organization bills Medicare for Mark Lewis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Lewis reassigns Medicare benefits to Izuchukwu Okpara MD Inc (Valencia, 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 Mark Lewis'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 Mark Lewis was last updated on January 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 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.