CARMEN RUIZ MD
NPI 1003886490
Colon & Rectal Surgery in Glendale, CA
About Carmen Ruiz Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CARMEN RUIZ MD (NPI 1003886490) is an individual colon & rectal surgery provider in Glendale, California, licensed in California (C146537) and active in the NPI registry since January 2006. She is enrolled in Medicare PECOS and is a graduate of Harvard Medical School (1996).
NPPES Registry Identity
Specialties & Licenses
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
Carmen Ruiz 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 Carmen Ruiz reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Glendale, CA 91204
- Reassigned Medicare billing, California enrollment
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 91204 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GLENDALE, CA 91204
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 Carmen Ruiz's NPI number?
The NPI number for Carmen Ruiz is 1003886490. It was assigned to this individual provider in the NPPES registry on January 26, 2006.
Where is Carmen Ruiz located?
Carmen Ruiz practices at 222 W Eulalia St Ste 100A, Glendale, CA 91204. The listed phone number is (818) 244-8161.
What is Carmen Ruiz's specialty?
The primary specialty registered for this NPI is Colon & Rectal Surgery with taxonomy code 208C00000X.
Is Carmen Ruiz enrolled in Medicare?
Yes. Carmen Ruiz 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 Carmen Ruiz's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Carmen Ruiz reassigns Medicare benefits to Carmen Ruiz MD Inc (Glendale, 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 Carmen Ruiz'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 Carmen Ruiz was last updated on February 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Carmen Ruiz, MD · NPI 1003886490
Colon & Rectal Surgery physician in Glendale, California. Individual provider, active in the CMS NPPES registry since January 26, 2006.
## Identity
- **NPI:** 1003886490 (Entity type: Individual)
- **Enumerated:** January 26, 2006
- **Primary specialty:** Colon & Rectal Surgery · taxonomy 208C00000X
- **State license:** C146537 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 222 W EULALIA ST STE 100A, Glendale, CA 91204-2850
- **Phone:** (818) 244-8161
## 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:** Carmen Ruiz MD Inc (NPI 1407514169, Glendale, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Harvard Medical School, class of 1996
## Record status
- **NPPES last updated:** February 23, 2024
- **Other identifiers:** Medicaid 200019610B (OK)
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Source: [NPI Profile](https://npiprofile.com/npi/1003886490) · Data from the CMS NPPES public registry.