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SAMUEL J. PORTER, M.D., A MEDICAL CORPORATION
NPI 1033285820
Obstetrics & Gynecology in Los Angeles, CA

Active since November 26, 2006CLIA 05D0540423 · Microscopy
321 N LARCHMONT BLVD, SUITE 618, LOS ANGELES, CA 90004(323) 469-7133(323) 469-7150 Get Directions Write a Review

NPPES record last updated: July 16, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Samuel J. Porter, M.d., A Medical Corporation NPPES

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

SAMUEL J. PORTER, M.D., A MEDICAL CORPORATION (NPI 1033285820) is a healthcare organization registered as an obstetrics & gynecology in Los Angeles, California and active in the NPI registry since November 2006. The organization holds a CLIA Microscopy certificate valid through August 31, 2026 and lists Samuel Jaime Porter, President, as its authorized official.

NPPES Registry Identity

NPI1033285820
Entity TypeOrganization
Primary Taxonomy207V00000X
Legal Business NameSAMUEL J. PORTER, M.D., A MEDICAL CORPORATION
Location Address321 N LARCHMONT BLVD, SUITE 618Los Angeles, CA 90004-3025
Mailing Address321 N Larchmont Blvd, Suite 618Los Angeles, CA 90004-3025 · (323) 469-7133 · Fax (323) 469-7150
Phone(323) 469-7133
Fax(323) 469-7150
Organization SubpartNo
Authorized OfficialSamuel Jaime PorterPresident · (323) 469-7133
Enumeration DateNovember 26, 2006
Last NPPES UpdateJuly 16, 2007
✔ NPI 1033285820 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in CA · A22916
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
321 N LARCHMONT BLVD, Los Angeles, CA 90004
Open in Google Maps ↗

Other Identifiers 3

Medicare ID-Type UnspecifiedA22916
Medicaid00A229160CA
Medicare UPINA23302

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

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 for Provider-Performed Microscopy Procedures (PPMP) 05D0540423

Samuel J Porter MD A Medical Corp · Los Angeles, CA
Active · expires Aug 31, 2026
CLIA Number05D0540423
Laboratory TypePhysician Office
Certificate Effective DateSeptember 1, 2024
Certificate Expiration DateAugust 31, 2026
Laboratory DirectorSamuel J. Porter
Laboratory Phone(323) 469-7133
Laboratory LocationSamuel J Porter MD A Medical Corp321 N Larchmont, Suite 618, Los Angeles, CA 90004
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

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.

DR. CARLOTA JAVIER CRUZ D.M.D.
Dentist
321 N LARCHMONT BLVD, SUITE 611
LOS ANGELES, CA 90004
Los Angeles County (323) 860-0886
DR. RANDALL EUGENE NIEDERKOHR DDS
Dentist (Pediatric Dentistry)
321 N LARCHMONT BLVD, STE 809
LOS ANGELES, CA 90004
Los Angeles County (323) 463-8322
DOUGLAS L STEEL MD A PROFESSIONAL CORPORATION
Clinic/Center (Ambulatory Surgical)
321 N LARCHMONT BLVD, STE 1021
LOS ANGELES, CA 90004
Los Angeles County (323) 466-7337
NEVILLE WALLIS ANDERSON MD
Pediatrics
321 N LARCHMONT BLVD, SUITE 1020
LOS ANGELES, CA 90004
Los Angeles County (323) 960-8500
MS. ELIZABETH T. HWANG DPT
Physical Therapist
321 N LARCHMONT BLVD, SUITE #825
LOS ANGELES, CA 90004
Los Angeles County (323) 464-4458
REBECCA FITZGERALD M.D. , INC.
Dermatology (Procedural Dermatology)
321 N LARCHMONT BLVD, SUITE 906
LOS ANGELES, CA 90004
Los Angeles County (323) 464-8046
JULIE K. GRAY PA-C
Physician Assistant
321 N LARCHMONT BLVD, 906
LOS ANGELES, CA 90004
Los Angeles County (323) 464-8046
DR. ROBERT VONWENDT DDS
Dentist
321 N LARCHMONT BLVD, SUITE #722
LOS ANGELES, CA 90004
Los Angeles County (323) 466-8607

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 Samuel J. Porter, M.D., A Medical Corporation's NPI number?

The NPI number for Samuel J. Porter, M.D., A Medical Corporation is 1033285820. It was assigned to this organization in the NPPES registry on November 26, 2006.

Where is Samuel J. Porter, M.D., A Medical Corporation located?

Samuel J. Porter, M.D., A Medical Corporation is located at 321 N Larchmont Blvd Suite 618, Los Angeles, CA 90004. The listed phone number is (323) 469-7133.

What is Samuel J. Porter, M.D., A Medical Corporation's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Does Samuel J. Porter, M.D., A Medical Corporation hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 05D0540423) is associated with this NPI, valid through August 31, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Samuel J. Porter, M.D., A Medical Corporation was last updated on July 16, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.