MICHAEL MERRELL VAN TIENDEREN DO
NPI 1427506856
Anesthesiology in Los Angeles, CA
About Michael Merrell Van Tienderen Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL MERRELL VAN TIENDEREN DO (NPI 1427506856) is an individual anesthesiology provider in Los Angeles, California, licensed in California (20A19832) and active in the NPI registry since September 2016. He is enrolled in Medicare PECOS and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses 2
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
Michael Merrell Van Tienderen 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 Reassignments
2Medicare enrollment records show Michael Van Tienderen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Salt Lake City, UT 84132
- Reassigned Medicare billing, Utah enrollment
- 2,620 clinicians in this Medicare group
Salt Lake City, UT 84113
- Reassigned Medicare billing, Utah enrollment
- 48 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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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
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 Michael Van Tienderen's NPI number?
The NPI number for Michael Van Tienderen is 1427506856. It was assigned to this individual provider in the NPPES registry on September 14, 2016.
Where is Michael Van Tienderen located?
Michael Van Tienderen practices at 757 Westwood Plz Ste 3325, Los Angeles, CA 90095. The listed phone number is (310) 267-8678.
What is Michael Van Tienderen's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Michael Van Tienderen enrolled in Medicare?
Yes. Michael Van Tienderen 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 Michael Van Tienderen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Van Tienderen reassigns Medicare benefits to 2 organizations: University Of Utah Adult Services (Salt Lake City, UT) and Pediatric Anesthesiologists Inc (Salt Lake City, UT). 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 Michael Van Tienderen'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 Michael Van Tienderen was last updated on August 10, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Michael Merrell Van Tienderen, DO · NPI 1427506856
Anesthesiology physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since September 14, 2016.
## Identity
- **NPI:** 1427506856 (Entity type: Individual)
- **Enumerated:** September 14, 2016
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 20A19832 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 757 WESTWOOD PLZ STE 3325, Los Angeles, CA 90095-2501
- **Phone:** (310) 267-8678
## 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): University Of Utah Adult Services (NPI 1578967345, Salt Lake City, UT); Pediatric Anesthesiologists Inc (NPI 1417965799, Salt Lake City, UT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** August 10, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1427506856) · Data from the CMS NPPES public registry.