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PHILIP KORSUN D O INC
NPI 1568293744
Internal Medicine in Reseda, CA

Active since August 09, 2024
6740 WILBUR AVE, RESEDA, CA 91335(818) 881-4261(818) 812-1227 Get Directions Write a Review

NPPES record last updated: July 11, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 11, 2025, Sep 9, 2024, Aug 9, 2024 (3 updates tracked since 2024).

About Philip Korsun D O Inc NPPES

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

PHILIP KORSUN D O INC (NPI 1568293744) is a healthcare organization registered as an internal medicine in Reseda, California and active in the NPI registry since August 2024. The organization lists Philip F Korsun, Physician, as its authorized official.

NPPES Registry Identity

NPI1568293744
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NamePHILIP KORSUN D O INC
Location Address6740 WILBUR AVEReseda, CA 91335-5179
Mailing Address4307 Freedom Dr Unit 3Calabasas, CA 91302-5129 · (323) 610-8965
Phone(818) 881-4261
Fax(818) 812-1227
Organization SubpartNo
Authorized OfficialPhilip F KorsunPhysician · (323) 610-8965
Enumeration DateAugust 9, 2024
Last NPPES UpdateJuly 11, 20253 updates tracked since enumeration
NPPES CertifiedJuly 11, 2025
✔ NPI 1568293744 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
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.
6740 WILBUR AVE, Reseda, CA 91335
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Philip Korsun D O Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Philip Korsun D O Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Philip Korsun, DO
Internal Medicine
NPI 1053872309
14850 ROSCOE BLVD
Panorama City, CA 91402
(818) 787-2222
✔ PECOS✔ Accepts Medicare5.4 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Philip Korsun D O Inc's NPI number?

The NPI number for Philip Korsun D O Inc is 1568293744. It was assigned to this organization in the NPPES registry on August 9, 2024.

Where is Philip Korsun D O Inc located?

Philip Korsun D O Inc is located at 6740 Wilbur Ave, Reseda, CA 91335. The listed phone number is (818) 881-4261.

What is Philip Korsun D O Inc's specialty?

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

Is Philip Korsun D O Inc enrolled in Medicare?

Yes. Philip Korsun D O Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Philip Korsun D O Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Philip Korsun D O Inc. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Philip Korsun D O Inc was last updated on July 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.