KRISTA GRIMM M.D.
NPI 1093944571
Pediatrics in El Segundo, CA
About Krista Grimm M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KRISTA GRIMM M.D. (NPI 1093944571) is an individual pediatrics provider in El Segundo, California, licensed in California (A102892) and active in the NPI registry since July 2009. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Krista Grimm M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Krista Grimm reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Hawthorne, CA 90250
- Reassigned Medicare billing, California enrollment
- 13,921 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 90245 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
EL SEGUNDO, CA 90245
EL SEGUNDO, CA 90245
EL SEGUNDO, CA 90245
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 Krista Grimm's NPI number?
The NPI number for Krista Grimm is 1093944571. It was assigned to this individual provider in the NPPES registry on July 6, 2009.
Where is Krista Grimm located?
Krista Grimm practices at 483 N Aviation Blvd Bldg 210 61 Mds/Sgoc, El Segundo, CA 90245. The listed phone number is (310) 653-2873.
What is Krista Grimm's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Krista Grimm enrolled in Medicare?
Yes. Krista Grimm is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Krista Grimm's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Krista Grimm reassigns Medicare benefits to Southern California Permanente Medical Group (Hawthorne, CA). The 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 Krista Grimm's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Krista Grimm was last updated on November 4, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.