1. Home
  2. Directory
  3. California
  4. Torrance
  5. Internal Medicine
  6. NPI Profile

MOHSEN BASIRI MD
NPI 1548953680
Internal Medicine in Torrance, CA

Active since June 02, 2023PECOS Enrolled
2780 SKYPARK DR STE 310, TORRANCE, CA 90505(858) 295-0501(308) 646-6140 Get Directions Write a Review

NPPES record last updated: August 7, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 7, 2026, Jun 2, 2023 (2 updates tracked since 2023).

About Mohsen Basiri Md NPPES

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

MOHSEN BASIRI MD (NPI 1548953680) is an individual internal medicine provider in Torrance, California, licensed in California (210286) and active in the NPI registry since June 2023. He is enrolled in Medicare PECOS and is a graduate of Other (2010).

NPPES Registry Identity

NPI1548953680
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMOHSEN BASIRICredential: MD
Location Address2780 SKYPARK DR STE 310Torrance, CA 90505-5399
Mailing Address244 Madison Ave Ste 141New York, NY 10016-2817 · (669) 201-0667 · Fax (818) 616-6046
Phone(858) 295-0501
Fax(308) 646-6140
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateJune 2, 2023
Last NPPES UpdateAugust 7, 20262 updates tracked since enumeration
NPPES CertifiedAugust 7, 2026
✔ NPI 1548953680 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · 210286
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
2780 SKYPARK DR STE 310, Torrance, CA 90505
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mohsen Basiri Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3971068818
PECOS Enrollment IDI20260721002840
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 Mohsen Basiri reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Ellison Medical Group Vein Treatment Center
91 mi
Specialist
5330 CARROLL CANYON RD STE 140
San Diego, CA 92121
  • Reassigned Medicare billing, California enrollment
  • 13 clinicians in this Medicare group
NPI 1033614706 (669) 201-0667

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 90505 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
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.

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 Mohsen Basiri's NPI number?

The NPI number for Mohsen Basiri is 1548953680. It was assigned to this individual provider in the NPPES registry on June 2, 2023.

Where is Mohsen Basiri located?

Mohsen Basiri practices at 2780 Skypark Dr Ste 310, Torrance, CA 90505. The listed phone number is (858) 295-0501.

What is Mohsen Basiri's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mohsen Basiri enrolled in Medicare?

Yes. Mohsen Basiri is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mohsen Basiri's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mohsen Basiri reassigns Medicare benefits to Ellison Medical Group Vein Treatment Center (San Diego, 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 Mohsen Basiri'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 Mohsen Basiri was last updated on August 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.