RITA H RUBINSTEIN MD
NPI 1922179639
Family Medicine in Brea, CA
About Rita H Rubinstein Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RITA H RUBINSTEIN MD (NPI 1922179639) is an individual family medicine provider in Brea, California, licensed in California (A31647) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS, maintains a secondary practice location in Brea, and is a graduate of Other (1970).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
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
Rita H Rubinstein Md 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 Reassignment
Medicare enrollment records show Rita Rubinstein reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Brea, CA 92821
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: Ashish Bhavsar MD Inc
- 3 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 92821 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 Rita Rubinstein's NPI number?
The NPI number for Rita Rubinstein is 1922179639. It was assigned to this individual provider in the NPPES registry on November 13, 2006.
Where is Rita Rubinstein located?
Rita Rubinstein practices at 410 W Central Ave Ste 207, Brea, CA 92821. The listed phone number is (714) 990-9421.
What is Rita Rubinstein's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Rita Rubinstein enrolled in Medicare?
Yes. Rita Rubinstein 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 organization bills Medicare for Rita Rubinstein's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rita Rubinstein reassigns Medicare benefits to Ashish Bhavsar, M.D., Inc. (Brea, 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 Rita Rubinstein'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 Rita Rubinstein was last updated on July 21, 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.
# Rita H Rubinstein, MD · NPI 1922179639
Family Medicine physician in Brea, California. Individual provider, active in the CMS NPPES registry since November 13, 2006.
## Identity
- **NPI:** 1922179639 (Entity type: Individual)
- **Enumerated:** November 13, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** A31647 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 410 W CENTRAL AVE STE 207, Brea, CA 92821-3010
- **Phone:** (714) 990-9421 · **Fax:** (714) 990-1475
## 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:** Ashish Bhavsar, M.D., Inc. (NPI 1316342884, Brea, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1970
## Record status
- **NPPES last updated:** July 21, 2022
- **Other identifiers:** Medicaid 00A316470 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1922179639) · Data from the CMS NPPES public registry.