Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. MICHAEL CHRISTOPHER LEESON MD
NPI 1093212417
Pediatrics in Los Angeles, CA

Active since April 11, 2018PECOS EnrolledAccepts Medicare Assignment
4650 W SUNSET BLVD, LOS ANGELES, CA 90027(323) 660-2450 Get Directions Write a Review

NPPES record last updated: August 6, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 6, 2026, Nov 17, 2025, Apr 11, 2018 (3 updates tracked since 2018).

About Dr. Michael Christopher Leeson Md NPPES

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

DR. MICHAEL CHRISTOPHER LEESON MD (NPI 1093212417) is an individual pediatrics provider in Los Angeles, California, licensed in California (A1666571) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, maintains a secondary practice location in Torrance, and is a graduate of University Of Massachusetts Medical School (2018).

NPPES Registry Identity

NPI1093212417
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameDR. MICHAEL CHRISTOPHER LEESONCredential: MD
Location Address4650 W SUNSET BLVDLos Angeles, CA 90027-6062
Mailing Address62 Quincy StQuincy, MA 02169-4920 · (617) 697-2642
Sole ProprietorNo
Medical School CMSUniversity Of Massachusetts Medical SchoolGraduated 2018
Enumeration DateApril 11, 2018
Last NPPES UpdateAugust 6, 20263 updates tracked since enumeration
NPPES CertifiedAugust 6, 2026
NPI 1093212417 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License Licensed in CA · A1666571
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
4650 W SUNSET BLVD, Los Angeles, CA 90027

Secondary Practice Location 1

Location 11000 W Carson StTorrance, CA 90502-2059 · Phone (310) 222-2345

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

Dr. Michael Christopher Leeson 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 ID1951763721
PECOS Enrollment IDI20250829002846
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90027 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.

Pediatrics
4650 W SUNSET BLVD
LOS ANGELES, CA 90027
Pediatrics (Pediatric Pulmonology)
4650 W SUNSET BLVD
LOS ANGELES, CA 90027
General Acute Care Hospital (Children)
4650 W SUNSET BLVD
LOS ANGELES, CA 90027
Physical Therapist (Pediatrics)
4650 W SUNSET BLVD
LOS ANGELES, CA 90027
Psychologist (Clinical Child & Adolescent)
4650 W SUNSET BLVD, MS #53
LOS ANGELES, CA 90027
Nurse Practitioner (Pediatrics)
4650 W SUNSET BLVD, MS #81
LOS ANGELES, CA 90027
Pediatrics (Pediatric Emergency Medicine)
4650 W SUNSET BLVD
LOS ANGELES, CA 90027
Student in an Organized Health Care Education/Training Program
4650 W SUNSET BLVD
LOS ANGELES, CA 90027

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 Michael Leeson's NPI number?

The NPI number for Michael Leeson is 1093212417. It was assigned to this individual provider in the NPPES registry on April 11, 2018.

Where is Michael Leeson located?

Michael Leeson practices at 4650 W Sunset Blvd, Los Angeles, CA 90027. The listed phone number is (323) 660-2450.

What is Michael Leeson's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Michael Leeson enrolled in Medicare?

Yes. Michael Leeson 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 Michael Leeson was last updated on August 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 days 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.