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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.

SHANNON YOUNESSI MD
NPI 1790426849
Dermatology in Sherman Oaks, CA

Active since April 05, 2022PECOS Enrolled
4836 VAN NUYS BLVD, SHERMAN OAKS, CA 91403(818) 907-7546(818) 907-9506 Get Directions Write a Review

NPPES record last updated: September 8, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 8, 2026, Jul 4, 2023, Apr 5, 2022 (3 updates tracked since 2022).

About Shannon Younessi Md NPPES

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

SHANNON YOUNESSI MD (NPI 1790426849) is an individual dermatology provider in Sherman Oaks, California, licensed in California (A207183) and active in the NPI registry since April 2022. She is enrolled in Medicare PECOS and is a graduate of Albany Medical College Of Union University (2022).

NPPES Registry Identity

NPI1790426849
Entity TypeIndividualFemale
Primary Taxonomy207N00000X
Provider Legal NameSHANNON YOUNESSICredential: MD
Location Address4836 VAN NUYS BLVDSherman Oaks, CA 91403-2101
Mailing Address4037 San Remo WayTarzana, CA 91356-5701 · (818) 907-7546 · Fax (818) 907-9506
Phone(818) 907-7546
Fax(818) 907-9506
Sole ProprietorYes
Medical School CMSAlbany Medical College Of Union UniversityGraduated 2022
Enumeration DateApril 5, 2022
Last NPPES UpdateSeptember 8, 20263 updates tracked since enumeration
NPPES CertifiedSeptember 8, 2026
✔ NPI 1790426849 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License✔ Licensed in CA · A207183
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
4836 VAN NUYS BLVD, Sherman Oaks, CA 91403
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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, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

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

PECOS PAC ID3476933748
PECOS Enrollment IDI20260903002582
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 Shannon Younessi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

American Skin Institute Inc.
Same address
Dermatology
4836 VAN NUYS BLVD
Sherman Oaks, CA 91403
  • Reassigned Medicare billing, California enrollment
  • 12 clinicians in this Medicare group
NPI 1023377082 (818) 907-7546

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 91403 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 15

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

AMERICAN SKIN INSTITUTE INC.
Dermatology
4836 VAN NUYS BLVD
SHERMAN OAKS, CA 91403
Los Angeles County (818) 907-7546
HEATHER TRAN PA-C
Physician Assistant
4836 VAN NUYS BLVD
SHERMAN OAKS, CA 91403
Los Angeles County (818) 907-7546
MS. JACLYN SONIA AGOPIAN MPAP, PA-C
Physician Assistant (Medical)
4836 VAN NUYS BLVD
SHERMAN OAKS, CA 91403
Los Angeles County (818) 907-7546
DR. ELISE HERRO M.D.
Dermatology
4836 VAN NUYS BLVD
SHERMAN OAKS, CA 91403
Los Angeles County (818) 907-7546
ASI SURGERY CENTER, INC.
Clinic/Center (Ambulatory Surgical)
4836 VAN NUYS BLVD
SHERMAN OAKS, CA 91403
Los Angeles County (818) 907-7546
JASMINE KHACHATRIAN PA
Physician Assistant
4836 VAN NUYS BLVD
SHERMAN OAKS, CA 91403
Los Angeles County (818) 907-7546
MID VALLEY DERMATOLOGY
Dermatology (Procedural Dermatology)
4836 VAN NUYS BLVD
SHERMAN OAKS, CA 91403
Los Angeles County (818) 907-7546
ALLAN S. WIRTZER
Clinic/Center (Ambulatory Surgical)
4836 VAN NUYS BLVD
SHERMAN OAKS, CA 91403
Los Angeles County (818) 907-7546

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 Shannon Younessi's NPI number?

The NPI number for Shannon Younessi is 1790426849. It was assigned to this individual provider in the NPPES registry on April 5, 2022.

Where is Shannon Younessi located?

Shannon Younessi practices at 4836 Van Nuys Blvd, Sherman Oaks, CA 91403. The listed phone number is (818) 907-7546.

What is Shannon Younessi's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Shannon Younessi enrolled in Medicare?

Yes. Shannon Younessi is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Shannon Younessi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Shannon Younessi reassigns Medicare benefits to American Skin Institute Inc. (Sherman Oaks, 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 Shannon Younessi'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 Shannon Younessi was last updated on September 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 46 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.