DR. ROBERTO LEONARDO MEMPIN M.D.
NPI 1063874667
Internal Medicine in Los Angeles, CA
About Dr. Roberto Leonardo Mempin M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ROBERTO LEONARDO MEMPIN M.D. (NPI 1063874667) is an individual internal medicine provider in Los Angeles, California, licensed in California (A150814) and active in the NPI registry since March 2016. He is enrolled in Medicare PECOS and is a graduate of University Of California, Geffen School Of Medicine (2016).
NPPES Registry Identity
Specialties & Licenses 5
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Roberto Leonardo Mempin M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Roberto Mempin reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Santa Monica, CA 90405
- Reassigned Medicare billing, California enrollment
- 1,939 clinicians in this Medicare group
Los Angeles, CA 90034
- 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 90095 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.
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
LOS ANGELES, CA 90095
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 Roberto Mempin's NPI number?
The NPI number for Roberto Mempin is 1063874667. It was assigned to this individual provider in the NPPES registry on March 23, 2016.
Where is Roberto Mempin located?
Roberto Mempin practices at 757 Westwood Plz, Los Angeles, CA 90095. The listed phone number is (310) 825-7375.
What is Roberto Mempin's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Roberto Mempin enrolled in Medicare?
Yes. Roberto Mempin is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Roberto Mempin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Roberto Mempin reassigns Medicare benefits to 2 organizations: County Of Los Angeles (Santa Monica, CA) and Southern California Permanente Medical Group (Los Angeles, CA). Each 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 Roberto Mempin'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 Roberto Mempin was last updated on May 5, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Roberto Leonardo Mempin, M.D. · NPI 1063874667
Internal Medicine physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since March 23, 2016.
## Identity
- **NPI:** 1063874667 (Entity type: Individual)
- **Enumerated:** March 23, 2016
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** A150814 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 757 WESTWOOD PLZ, Los Angeles, CA 90095-8358
- **Phone:** (310) 825-7375
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): County Of Los Angeles (NPI 1235323080, Santa Monica, CA); Southern California Permanente Medical Group (NPI 1043242563, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, Geffen School Of Medicine, class of 2016
## Record status
- **NPPES last updated:** May 5, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1063874667) · Data from the CMS NPPES public registry.