NUBAR ARAM SETHIAN MD
NPI 1598837692
General Practice in Pasadena, CA
About Nubar Aram Sethian Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NUBAR ARAM SETHIAN MD (NPI 1598837692) is an individual general practice provider in Pasadena, California, licensed in California (A44867) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through August 31, 2028, and is a graduate of Other (1973).
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 3
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
Nubar Aram Sethian 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 Nubar Sethian reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Pasadena, CA 91104
- 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.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 05D0556026
Nubar Sethian MD · Pasadena, CAAreas of Expertise CMS Part B claims 4
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.
Referred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Nubar Sethian's NPI number?
The NPI number for Nubar Sethian is 1598837692. It was assigned to this individual provider in the NPPES registry on November 14, 2006. The provider is also known as Nubar A Sethian MD.
Where is Nubar Sethian located?
Nubar Sethian practices at 1028 N Lake Ave Ste 103, Pasadena, CA 91104. The listed phone number is (626) 797-3378.
What is Nubar Sethian's specialty?
The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.
Is Nubar Sethian enrolled in Medicare?
Yes. Nubar Sethian 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 Nubar Sethian's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nubar Sethian reassigns Medicare benefits to Sethian MD, Inc (Pasadena, 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 Nubar Sethian's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Does Nubar Sethian hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 05D0556026) is associated with this NPI, valid through August 31, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for Nubar Sethian was last updated on July 27, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Nubar Aram Sethian, MD · NPI 1598837692
General Practice physician in Pasadena, California. Individual provider, active in the CMS NPPES registry since November 14, 2006.
## Identity
- **NPI:** 1598837692 (Entity type: Individual)
- **Enumerated:** November 14, 2006
- **Primary specialty:** General Practice · taxonomy 208D00000X
- **State license:** A44867 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1028 N LAKE AVE, STE 103, Pasadena, CA 91104
- **Phone:** (626) 797-3378 · **Fax:** (626) 797-4812
## 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:** Sethian MD, Inc (NPI 1609184142, Pasadena, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1973
## Record status
- **NPPES last updated:** July 27, 2010
- **Other identifiers:** Medicare ID-Type Unspecified A44867; Medicaid 00A44867 (CA); Medicare UPIN E98032
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1598837692) · Data from the CMS NPPES public registry.