DR. NIKOLA TCHERVEN MD
NPI 1104834548
Anesthesiology in Portland, OR
About Dr. Nikola Tcherven Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. NIKOLA TCHERVEN MD (NPI 1104834548) is an individual anesthesiology provider in Portland, Oregon, licensed in Oregon (MD24258) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1985).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Nikola Tcherven 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 Nikola Tcherven reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Portland, OR 97205
- Reassigned Medicare billing, Oregon enrollment
- 271 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.
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.
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 Nikola Tcherven's NPI number?
The NPI number for Nikola Tcherven is 1104834548. It was assigned to this individual provider in the NPPES registry on August 3, 2006.
Where is Nikola Tcherven located?
Nikola Tcherven practices at 707 SW Washington St Ste 700, Portland, OR 97205. The listed phone number is (503) 299-9906.
What is Nikola Tcherven's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Nikola Tcherven enrolled in Medicare?
Yes. Nikola Tcherven 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 Nikola Tcherven's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nikola Tcherven reassigns Medicare benefits to Oregon Anesthesiology Group PC (Portland, OR). 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 Nikola Tcherven'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 Nikola Tcherven was last updated on October 19, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Dr. Nikola Tcherven, MD · NPI 1104834548
Anesthesiology physician in Portland, Oregon. Individual provider, active in the CMS NPPES registry since August 3, 2006.
## Identity
- **NPI:** 1104834548 (Entity type: Individual)
- **Enumerated:** August 3, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** MD24258 (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 707 SW WASHINGTON ST, STE 700, Portland, OR 97205-3536
- **Phone:** (503) 299-9906 · **Fax:** (503) 225-9002
## 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:** Oregon Anesthesiology Group PC (NPI 1477527786, Portland, OR), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1985
## Record status
- **NPPES last updated:** October 19, 2018
- **Other identifiers:** Medicaid 226861 (OR); Medicaid 8346173 (WA); Other P00032721 (OR)
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Source: [NPI Profile](https://npiprofile.com/npi/1104834548) · Data from the CMS NPPES public registry.