DR. ANI MNATSAKANIAN DO
NPI 1134743206
Otolaryngology in Pasadena, CA
About Dr. Ani Mnatsakanian Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ANI MNATSAKANIAN DO (NPI 1134743206) is an individual otolaryngology provider in Pasadena, California, licensed in California (20A23436) and active in the NPI registry since June 2020. She is enrolled in Medicare PECOS, maintains a secondary practice location in Glendale, and is a graduate of Campbell Univ School Of Osteopathic Medicine (2020).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Dr. Ani Mnatsakanian Do 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 Ani Mnatsakanian reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90033
- Reassigned Medicare billing, California enrollment
- 17 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 91105 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Ani Mnatsakanian's NPI number?
The NPI number for Ani Mnatsakanian is 1134743206. It was assigned to this individual provider in the NPPES registry on June 3, 2020.
Where is Ani Mnatsakanian located?
Ani Mnatsakanian practices at 800 Fairmount Ave Ste 411, Pasadena, CA 91105. The listed phone number is (323) 306-9632.
What is Ani Mnatsakanian's specialty?
The primary specialty registered for this NPI is Otolaryngology with taxonomy code 207Y00000X.
Is Ani Mnatsakanian enrolled in Medicare?
Yes. Ani Mnatsakanian 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 Ani Mnatsakanian's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ani Mnatsakanian reassigns Medicare benefits to Geoffrey Trenkle Do A Professional Medical Corporation (Los Angeles, 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 Ani Mnatsakanian'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 Ani Mnatsakanian was last updated on July 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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. Ani Mnatsakanian, DO · NPI 1134743206
Otolaryngology physician in Pasadena, California. Individual provider, active in the CMS NPPES registry since June 3, 2020.
## Identity
- **NPI:** 1134743206 (Entity type: Individual)
- **Enumerated:** June 3, 2020
- **Primary specialty:** Otolaryngology · taxonomy 207Y00000X
- **State license:** 20A23436 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 800 FAIRMOUNT AVE STE 411, Pasadena, CA 91105-3155
- **Phone:** (323) 306-9632
## 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:** Geoffrey Trenkle Do A Professional Medical Corporation (NPI 1992124978, Los Angeles, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Campbell Univ School Of Osteopathic Medicine, class of 2020
## Record status
- **NPPES last updated:** July 7, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1134743206) · Data from the CMS NPPES public registry.