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PREMIER DERMATOLOGY ASSOCIATES OF ORANGE COUNTY
NPI 1598199903
Dermatology in Newport Beach, CA

Active since August 22, 2013
20162 SW BIRCH ST, SUITE #250, NEWPORT BEACH, CA 92660(949) 251-0427 Get Directions Write a Review

NPPES record last updated: May 21, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 21, 2026, Mar 19, 2026, Mar 11, 2026 and 1 more (4 updates tracked since 2025).

About Premier Dermatology Associates Of Orange County NPPES

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

PREMIER DERMATOLOGY ASSOCIATES OF ORANGE COUNTY (NPI 1598199903) is a healthcare organization registered as a dermatology in Newport Beach, California and active in the NPI registry since August 2013. The organization lists Susan Cox, President, as its authorized official.

NPPES Registry Identity

NPI1598199903
Entity TypeOrganization
Primary Taxonomy207N00000X
Legal Business NamePREMIER DERMATOLOGY ASSOCIATES OF ORANGE COUNTY
Location Address20162 SW BIRCH ST, SUITE #250Newport Beach, CA 92660-0787
Mailing Address20162 Sw Birch St Ste 250Newport Beach, CA 92660-0797 · (949) 251-0427
Phone(949) 251-0427
Organization SubpartNo
Authorized OfficialSusan CoxPresident · (949) 251-0427
Enumeration DateAugust 22, 2013
Last NPPES UpdateMay 21, 20264 updates tracked since enumeration
NPPES CertifiedMay 21, 2026
✔ NPI 1598199903 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License✔ Licensed in CA · G54200
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.
20162 SW BIRCH ST, Newport Beach, CA 92660
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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 and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Premier Dermatology Associates Of Orange County is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

4

Medicare enrollment records show 4 clinicians reassign Medicare billing to Premier Dermatology Associates Of Orange County, which bills Medicare for the services they deliver. Of these, 4 practice at this address. They are listed nearest first.

Clinicians, nearest first (4)

Susan Cox, MD
Dermatology
NPI 1811985724
20162 SW BIRCH ST STE 250
Newport Beach, CA 92660
(949) 251-0427
✔ PECOS✔ Accepts MedicareSame address
Hui Kyung Kim, MD
Dermatology
NPI 1720076631
20162 SW BIRCH ST STE 250
Newport Beach, CA 92660
(949) 251-0427
✔ PECOS✔ Accepts MedicareSame address
Melissa Watcher, M.D.
Dermatology
NPI 1538195797
20162 SW BIRCH ST STE 250
Newport Beach, CA 92660
(949) 251-0427
✔ PECOS✔ Accepts MedicareSame address
Allyson Yelich, D.O.
Dermatology
NPI 1609404532
20162 SW BIRCH ST STE 250
Newport Beach, CA 92660
(949) 251-0427
✔ PECOS✔ Accepts MedicareSame address

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Compliance 05D2069891

Premier Dermatology Associates Of Orange Cty · Newport Beach, CA
Expired · Sep 30, 2026
CLIA Number05D2069891
Laboratory TypePhysician Office
Certificate Effective DateJune 6, 2024
Certificate Expiration DateSeptember 30, 2026
Laboratory DirectorMelissa A. Watcher MD
Laboratory Phone(949) 251-0427
Laboratory LocationPremier Dermatology Associates Of Orange Cty20162 SW Birch St, Ste 250, Newport Beach, CA 92660
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

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 Premier Dermatology Associates Of Orange County's NPI number?

The NPI number for Premier Dermatology Associates Of Orange County is 1598199903. It was assigned to this organization in the NPPES registry on August 22, 2013.

Where is Premier Dermatology Associates Of Orange County located?

Premier Dermatology Associates Of Orange County is located at 20162 SW Birch St Suite #250, Newport Beach, CA 92660. The listed phone number is (949) 251-0427.

What is Premier Dermatology Associates Of Orange County's specialty?

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

Is Premier Dermatology Associates Of Orange County enrolled in Medicare?

Yes. Premier Dermatology Associates Of Orange County is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Premier Dermatology Associates Of Orange County?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians, all in Dermatology, reassign their Medicare billing to Premier Dermatology Associates Of Orange County. 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. Of these, 4 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Premier Dermatology Associates Of Orange County was last updated on May 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.