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HINSHAW DERMATOLOGY
NPI 1033988274
Dermatology in Simi Valley, CA

Active since December 29, 2023CLIA 05D2321243 · Certificate of Compliance
2925 SYCAMORE DR STE 204, SIMI VALLEY, CA 93065(310) 890-5883 Get Directions Write a Review

NPPES record last updated: October 17, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Hinshaw Dermatology NPPES

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

HINSHAW DERMATOLOGY (NPI 1033988274) is a healthcare organization registered as a dermatology in Simi Valley, California and active in the NPI registry since December 2023. The organization holds a CLIA Certificate of Compliance certificate valid through March 31, 2027 and lists Clayton Hinshaw, President, as its authorized official.

NPPES Registry Identity

NPI1033988274
Entity TypeOrganization
Primary Taxonomy207N00000X
Legal Business NameCLAYTON HINSHAW M.D., INC
Location Address2925 SYCAMORE DR STE 204Simi Valley, CA 93065-1208
Mailing Address2925 Sycamore Dr Ste 204Simi Valley, CA 93065-1208 · (310) 890-5883
Phone(310) 890-5883
Organization SubpartNo
Authorized OfficialClayton HinshawPresident · (310) 890-5883
Enumeration DateDecember 29, 2023
Last NPPES UpdateOctober 17, 2024
NPPES CertifiedOctober 17, 2024
✔ NPI 1033988274 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
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.
2925 SYCAMORE DR STE 204, Simi Valley, CA 93065
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Other Names 1

Doing Business AsHinshaw Dermatology

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)

Hinshaw Dermatology 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 Hinshaw Dermatology, which bills Medicare for the services this clinician delivers.

Clinician (1)

Clayton Hinshaw, MD
Dermatology
NPI 1326043456
2925 SYCAMORE DR STE 204
Simi Valley, CA 93065
(805) 409-9199
✔ 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 05D2321243

Clayton Hinshaw MD, Inc · Simi Valley, CA
Active · expires Mar 31, 2027
CLIA Number05D2321243
Laboratory TypePhysician Office
Certificate Effective DateApril 1, 2025
Certificate Expiration DateMarch 31, 2027
Laboratory DirectorClayton Hinshaw
Laboratory Phone(310) 890-5883
Laboratory LocationClayton Hinshaw MD, Inc2925 Sycamore Dr Ste 204, Simi Valley, CA 93065
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 Clayton Hinshaw M.D., Inc's NPI number?

The NPI number for Clayton Hinshaw M.D., Inc is 1033988274. It was assigned to this organization in the NPPES registry on December 29, 2023. The provider is doing business as Hinshaw Dermatology.

Where is Clayton Hinshaw M.D., Inc located?

Clayton Hinshaw M.D., Inc is located at 2925 Sycamore Dr Ste 204, Simi Valley, CA 93065. The listed phone number is (310) 890-5883.

What is Clayton Hinshaw M.D., Inc's specialty?

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

Is Clayton Hinshaw M.D., Inc enrolled in Medicare?

Yes. Clayton Hinshaw M.D., Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Clayton Hinshaw M.D., Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Dermatology) reassigns their Medicare billing to Clayton Hinshaw M.D., 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.

Does Clayton Hinshaw M.D., Inc hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 05D2321243) is associated with this NPI, valid through March 31, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Clayton Hinshaw M.D., Inc was last updated on October 17, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.