DR. AHMET SEMIH TOPBAS MD
NPI 1033851902
Student in an Organized Health Care Education/Training Program in Temecula, CA
About Dr. Ahmet Semih Topbas Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AHMET SEMIH TOPBAS MD (NPI 1033851902) is an individual student in an organized health care education/training program in Temecula, California and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
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. Ahmet Semih Topbas 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 Reassignments
2Medicare enrollment records show Ahmet Topbas reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Diego, CA 92123
- Reassigned Medicare billing, California enrollment
- 1,437 clinicians in this Medicare group
El Cajon, CA 92020
- Reassigned Medicare billing, California enrollment
- 87 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.
TEMECULA, CA 92592
TEMECULA, CA 92592
TEMECULA, CA 92592
TEMECULA, CA 92592
TEMECULA, CA 92592
TEMECULA, CA 92592
TEMECULA, CA 92592
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 Ahmet Topbas's NPI number?
The NPI number for Ahmet Topbas is 1033851902. It was assigned to this individual provider in the NPPES registry on April 11, 2022.
Where is Ahmet Topbas located?
Ahmet Topbas practices at 31700 Temecula Pkwy Ste 2, Temecula, CA 92592. The listed phone number is (951) 600-4337.
What is Ahmet Topbas's specialty?
The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.
Is Ahmet Topbas enrolled in Medicare?
Yes. Ahmet Topbas 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 Ahmet Topbas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ahmet Topbas reassigns Medicare benefits to 2 organizations: Emergency And Acute Care Medical Corporation (San Diego, CA) and San Diego Critical Care Medical Group, Inc (El Cajon, CA). 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 Ahmet Topbas'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 Ahmet Topbas was last updated on April 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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. Ahmet Semih Topbas, MD · NPI 1033851902
Student in an Organized Health Care Education/Training Program provider in Temecula, California. Individual provider, active in the CMS NPPES registry since April 11, 2022.
## Identity
- **NPI:** 1033851902 (Entity type: Individual)
- **Enumerated:** April 11, 2022
- **Primary specialty:** Student in an Organized Health Care Education/Training Program · taxonomy 390200000X
- **Sole proprietor:** No
## Practice location
- **Address:** 31700 TEMECULA PKWY STE 2, Temecula, CA 92592-5896
- **Phone:** (951) 600-4337
## 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): Emergency And Acute Care Medical Corporation (NPI 1437103942, San Diego, CA); San Diego Critical Care Medical Group, Inc (NPI 1609915990, El Cajon, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** April 11, 2022
---
Source: [NPI Profile](https://npiprofile.com/npi/1033851902) · Data from the CMS NPPES public registry.