1. Home
  2. Directory
  3. California
  4. Torrance
  5. Dentist
  6. NPI Profile

ERIC J GRIN DDS MS A PROF CORP
NPI 1467023598
Dentist - Orofacial Pain in Torrance, CA

Active since July 09, 2021
3475 TORRANCE BLVD STE H, TORRANCE, CA 90503(310) 933-3077 Get Directions Write a Review

NPPES record last updated: February 24, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 24, 2025, Jul 9, 2021 (2 updates tracked since 2021).

About Eric J Grin Dds Ms A Prof Corp NPPES

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

ERIC J GRIN DDS MS A PROF CORP (NPI 1467023598) is a healthcare organization registered as an orofacial pain in Torrance, California and active in the NPI registry since July 2021. The organization lists Eric Jonathan Grin, Owner, as its authorized official.

NPPES Registry Identity

NPI1467023598
Entity TypeOrganization
Primary Taxonomy1223X2210X
Legal Business NameERIC J GRIN DDS MS A PROF CORP
Location Address3475 TORRANCE BLVD STE HTorrance, CA 90503-5800
Mailing Address3475 Torrance Blvd Ste HTorrance, CA 90503-5800 · (310) 933-3077
Phone(310) 933-3077
Organization SubpartNo
Authorized OfficialEric Jonathan GrinOwner · (818) 667-4885
Enumeration DateJuly 9, 2021
Last NPPES UpdateFebruary 24, 20252 updates tracked since enumeration
NPPES CertifiedFebruary 24, 2025
✔ NPI 1467023598 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · Orofacial PainDental Providers
Taxonomy Code1223X2210X
Definition
A dentist who assesses, diagnoses, and treats patients with complex chronic orofacial pain and dysfunction disorders, oromotor and jaw behavior disorders, and chronic head/neck pain. The dentist has successfully completed an accredited postdoctoral orofacial pain residency training program for dentists of two or more years duration, in accord with the Commission on Dental Accreditation's Standards for Orofacial Pain Residency Programs, and/or meets the requirements for examination and board certification by the American Board of Orofacial Pain.
3475 TORRANCE BLVD STE H, Torrance, CA 90503
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)

Eric J Grin Dds Ms A Prof Corp 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 Eric J Grin DDS Ms A Prof Corp, which bills Medicare for the services this clinician delivers.

Clinician (1)

Eric Grin, DDS
Orofacial Pain
NPI 1629622014
3475 TORRANCE BLVD STE H
Torrance, CA 90503
(310) 933-3077
✔ 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 Eric J Grin Dds Ms A Prof Corp's NPI number?

The NPI number for Eric J Grin Dds Ms A Prof Corp is 1467023598. It was assigned to this organization in the NPPES registry on July 9, 2021.

Where is Eric J Grin Dds Ms A Prof Corp located?

Eric J Grin Dds Ms A Prof Corp is located at 3475 Torrance Blvd Ste H, Torrance, CA 90503. The listed phone number is (310) 933-3077.

What is Eric J Grin Dds Ms A Prof Corp's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Orofacial Pain, with taxonomy code 1223X2210X.

Is Eric J Grin Dds Ms A Prof Corp enrolled in Medicare?

Yes. Eric J Grin Dds Ms A Prof Corp is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Eric J Grin Dds Ms A Prof Corp?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Orofacial Pain) reassigns their Medicare billing to Eric J Grin Dds Ms A Prof Corp. 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 Eric J Grin Dds Ms A Prof Corp was last updated on February 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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.