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

KELSEN KOBAYASHI MD
NPI 1548062730
Surgery in Los Angeles, CA

Active since March 26, 2025PECOS Enrolled
1200 N STATE ST CLINIC TOWER SUITE A7D, LOS ANGELES, CA 90089(323) 442-5755 Get Directions Write a Review

NPPES record last updated: August 26, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Aug 26, 2026, Jun 23, 2025, Mar 26, 2025 (3 updates tracked since 2025).

About Kelsen Kobayashi Md NPPES

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

KELSEN KOBAYASHI MD (NPI 1548062730) is an individual surgery provider in Los Angeles, California, licensed in California (A211558) and active in the NPI registry since March 2025. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1548062730
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NameKELSEN KOBAYASHICredential: MD
Location Address1200 N STATE ST CLINIC TOWER SUITE A7DLos Angeles, CA 90089-1001
Mailing Address1200 N State St Clinic Tower Suite A7dLos Angeles, CA 90089-1001 · (323) 442-5755
Phone(323) 442-5755
Sole ProprietorYes
Enumeration DateMarch 26, 2025
Last NPPES UpdateAugust 26, 20263 updates tracked since enumeration
NPPES CertifiedAugust 26, 2026
✔ NPI 1548062730 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in CA · A211558
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 CLINIC TOWER SUITE A7D, Los Angeles, CA 90089
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

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

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 90089 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 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JULIANNA VICTORIA PAUL
Psychiatry & Neurology (Psychiatry)
1200 N STATE ST CLINIC TOWER SUITE A7D
LOS ANGELES, CA 90089
Los Angeles County (323) 409-2345
DIEGO FELIPE GOMEZ MD
Student in an Organized Health Care Education/Training Program
1200 N STATE ST CLINIC TOWER SUITE A7D
LOS ANGELES, CA 90089
Los Angeles County (323) 409-7053
ALEXANDRIA BRITTANY CANTARERO MD
Emergency Medicine
1200 N STATE ST CLINIC TOWER SUITE A7D
LOS ANGELES, CA 90089
Los Angeles County (323) 409-1000
DR. LUIS DIEGO LUNA CENTENO MD
Student in an Organized Health Care Education/Training Program
1200 N STATE ST CLINIC TOWER SUITE A7D
LOS ANGELES, CA 90089
Los Angeles County (323) 409-7053
GIRIJA HARIPRASAD MD
Student in an Organized Health Care Education/Training Program
1200 N STATE ST CLINIC TOWER SUITE A7D
LOS ANGELES, CA 90089
Los Angeles County (314) 607-1467
PHILIP WILHELM SYBICO CANETE
Student in an Organized Health Care Education/Training Program
1200 N STATE ST CLINIC TOWER SUITE A7D
LOS ANGELES, CA 90089
Los Angeles County (323) 409-1000
DR. ALISON NEELY MD
Student in an Organized Health Care Education/Training Program
1200 N STATE ST CLINIC TOWER SUITE A7D
LOS ANGELES, CA 90089
Los Angeles County (323) 409-7053
DANIEL EMIL PALMIERI
Student in an Organized Health Care Education/Training Program
1200 N STATE ST CLINIC TOWER SUITE A7D
LOS ANGELES, CA 90089
Los Angeles County (323) 409-6225

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 Kelsen Kobayashi's NPI number?

The NPI number for Kelsen Kobayashi is 1548062730. It was assigned to this individual provider in the NPPES registry on March 26, 2025.

Where is Kelsen Kobayashi located?

Kelsen Kobayashi practices at 1200 N State St Clinic Tower Suite A7d, Los Angeles, CA 90089. The listed phone number is (323) 442-5755.

What is Kelsen Kobayashi's specialty?

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

Is Kelsen Kobayashi enrolled in Medicare?

Yes. Kelsen Kobayashi is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Kelsen Kobayashi was last updated on August 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.