1. Home
  2. Directory
  3. California
  4. Laguna Hills
  5. Dermatology
  6. NPI Profile

KARL D. BASSLER, M.D, INC
NPI 1114198975
Dermatology in Laguna Hills, CA

Active since March 19, 2008
23961 CALLE DE LA MAGDALENA, # 520, LAGUNA HILLS, CA 92653(949) 855-3376(949) 609-1971 Get Directions Write a Review

NPPES record last updated: March 7, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Karl D. Bassler, M.d, Inc NPPES

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

KARL D. BASSLER, M.D, INC (NPI 1114198975) is a healthcare organization registered as a dermatology in Laguna Hills, California and active in the NPI registry since March 2008. The organization lists Karl David Bassler, President, as its authorized official.

NPPES Registry Identity

NPI1114198975
Entity TypeOrganization
Primary Taxonomy207N00000X
Legal Business NameKARL D. BASSLER, M.D, INC
Location Address23961 CALLE DE LA MAGDALENA, # 520Laguna Hills, CA 92653-3616
Mailing Address23961 Calle De La Magdalena, # 520Laguna Hills, CA 92653-3616 · (949) 855-3376 · Fax (949) 609-1971
Phone(949) 855-3376
Fax(949) 609-1971
Organization SubpartNo
Authorized OfficialKarl David BasslerPresident · (949) 855-3376
Enumeration DateMarch 19, 2008
Last NPPES UpdateMarch 7, 2023
✔ NPI 1114198975 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License✔ Licensed in CA · A64015
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.
Also ListedDermatology · DermatopathologyTaxonomy 207ND0900X · License A64015 (CA)
Also ListedDermatology · Procedural DermatologyTaxonomy 207NS0135X · License A64015 (CA)
23961 CALLE DE LA MAGDALENA, Laguna Hills, CA 92653
Open in Google Maps ↗

Other Identifiers 4

OtherH17881CA · Upin #
OtherP00230697CA · Railroad Medicare Pin #
OtherDD4828CA · Railroad Medicare Group #
OtherA64015CA · State License #

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 MULTIPLE SINGLE SPECIALTY GROUP

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 05D1018182

Karl Bassler MD · Laguna Hills, CA
Expired · Jul 31, 2026
CLIA Number05D1018182
Laboratory TypePhysician Office
Certificate Effective DateJune 7, 2024
Certificate Expiration DateJuly 31, 2026
Laboratory DirectorDr. Karl D. Bassler
Laboratory Phone(949) 855-3376
Laboratory LocationKarl Bassler MD23961 Calle De La Magdalena Ste 520, Laguna Hills, CA 92653
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.

Other Providers at the Same Location NPPES 20

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

MATTHEW HARRIS, MD, A MEDICAL CORPORATION
Anesthesiology (Pain Medicine)
23961 CALLE DE LA MAGDALENA, SUITE 405
LAGUNA HILLS, CA 92653
Orange County (949) 588-7246
ROBERT J JACKSON M.D.
Neurological Surgery
23961 CALLE DE LA MAGDALENA, 504
LAGUNA HILLS, CA 92653
Orange County (949) 588-5800
SADDLEBACK VALLEY NEUROSCIENCE MEDICAL GROUP
Psychiatry & Neurology (Neurology)
23961 CALLE DE LA MAGDALENA, SUITE 317
LAGUNA HILLS, CA 92653
Orange County (949) 837-1133
MRS. MICHELLE M FARRELL PT
Physical Therapist
23961 CALLE DE LA MAGDALENA, SADDLEBACK MEDICAL GROUP, INC, SUITE 130
LAGUNA HILLS, CA 92653
Orange County (949) 588-8700
DR. JAMES M HAWKINS MD
Internal Medicine (Cardiovascular Disease)
23961 CALLE DE LA MAGDALENA, #130
LAGUNA HILLS, CA 92653
Orange County (949) 465-8155
ROBIN W ANDREWS DPM
Podiatrist (Foot Surgery)
23961 CALLE DE LA MAGDALENA, #143
LAGUNA HILLS, CA 92653
Orange County (949) 768-9495
DR. SARA ETEMAD M.D.
Family Medicine
23961 CALLE DE LA MAGDALENA
LAGUNA HILLS, CA 92653
Orange County (949) 238-4100
SOUTH COAST EYE CARE CENTERS A COMP OPHTHALMOLOGY MEDICAL GRP INC.
Ophthalmology
23961 CALLE DE LA MAGDALENA, STE. 302
LAGUNA HILLS, CA 92653
Orange County (949) 588-2020

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 Karl D. Bassler, M.D, Inc's NPI number?

The NPI number for Karl D. Bassler, M.D, Inc is 1114198975. It was assigned to this organization in the NPPES registry on March 19, 2008.

Where is Karl D. Bassler, M.D, Inc located?

Karl D. Bassler, M.D, Inc is located at 23961 Calle De La Magdalena # 520, Laguna Hills, CA 92653. The listed phone number is (949) 855-3376.

What is Karl D. Bassler, M.D, Inc's specialty?

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

When was this NPI record last updated?

The NPPES record for Karl D. Bassler, M.D, Inc was last updated on March 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.