1. Home
  2. Directory
  3. California
  4. Huntington Beach
  5. Dermatology
  6. NPI Profile

TONY M HSU M D INC
NPI 1174722516
Dermatology in Huntington Beach, CA

Active since July 16, 2007
18821 DELAWARE ST STE 102, HUNTINGTON BEACH, CA 92648(714) 848-4067(714) 848-4068 Get Directions Write a Review

NPPES record last updated: May 12, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 12, 2025, Dec 15, 2023, May 7, 2020 (3 updates tracked since 2020).

About Tony M Hsu M D Inc NPPES

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

TONY M HSU M D INC (NPI 1174722516) is a healthcare organization registered as a dermatology in Huntington Beach, California and active in the NPI registry since July 2007. The organization lists Tony M Hsu, President, as its authorized official.

NPPES Registry Identity

NPI1174722516
Entity TypeOrganization
Primary Taxonomy207N00000X
Legal Business NameTONY M HSU M D INC
Location Address18821 DELAWARE ST STE 102Huntington Beach, CA 92648-1935
Mailing Address18821 Delaware St Ste 102Huntington Beach, CA 92648-1935 · (714) 848-4067 · Fax (714) 848-4068
Phone(714) 848-4067
Fax(714) 848-4068
Organization SubpartNo
Authorized OfficialTony M HsuPresident · (714) 848-4067
Enumeration DateJuly 16, 2007
Last NPPES UpdateMay 12, 20253 updates tracked since enumeration
NPPES CertifiedMay 12, 2025
✔ NPI 1174722516 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.
18821 DELAWARE ST STE 102, Huntington Beach, CA 92648
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 and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Tony M Hsu M D 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 Tony M Hsu M D Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Tony Hsu, M.D.
Dermatology
NPI 1659320927
18821 DELAWARE ST STE 102
Huntington Beach, CA 92648
(714) 848-4067
✔ 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.

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 Tony M Hsu M D Inc's NPI number?

The NPI number for Tony M Hsu M D Inc is 1174722516. It was assigned to this organization in the NPPES registry on July 16, 2007.

Where is Tony M Hsu M D Inc located?

Tony M Hsu M D Inc is located at 18821 Delaware St Ste 102, Huntington Beach, CA 92648. The listed phone number is (714) 848-4067.

What is Tony M Hsu M D Inc's specialty?

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

Is Tony M Hsu M D Inc enrolled in Medicare?

Yes. Tony M Hsu M D Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Tony M Hsu M D Inc?

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

When was this NPI record last updated?

The NPPES record for Tony M Hsu M D Inc was last updated on May 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.