ASHENAFI TASSEW MD
NPI 1124382718
Hospitalist in Marietta, GA
About Ashenafi Tassew Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ASHENAFI TASSEW MD (NPI 1124382718) is an individual hospitalist provider in Marietta, Georgia, licensed in Georgia (073858) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS, is affiliated with Wellstar Kennestone Regional Medical Center, and maintains a secondary practice location in Atlanta.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Accepted Insurance
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
Ashenafi Tassew 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 Ashenafi Tassew reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Marietta, GA 30060
- Reassigned Medicare billing, Georgia enrollment
- 3,885 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.
Areas 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Wellstar Kennestone Regional Medical Center
Acute Care Hospitals · Marietta, GAWellstar Cobb Medical Center
Acute Care Hospitals · Austell, GAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 30060 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
Referred Medical Equipment & Supplies CMS DME claims 5
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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MARIETTA, GA 30060
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 Ashenafi Tassew's NPI number?
The NPI number for Ashenafi Tassew is 1124382718. It was assigned to this individual provider in the NPPES registry on June 27, 2012.
Where is Ashenafi Tassew located?
Ashenafi Tassew practices at 677 Church St NE # 111, Marietta, GA 30060. The listed phone number is (770) 793-7750.
What is Ashenafi Tassew's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Ashenafi Tassew enrolled in Medicare?
Yes. Ashenafi Tassew 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 Ashenafi Tassew's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ashenafi Tassew reassigns Medicare benefits to Wellstar Medical Group, LLC (Marietta, GA). 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 Ashenafi Tassew's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ashenafi Tassew accept?
Health plans from Alliant Health Plans, Inc. and Oscar Health list Ashenafi Tassew as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Ashenafi Tassew affiliated with any hospitals?
According to CMS data, Ashenafi Tassew is affiliated with Wellstar Kennestone Regional Medical Center and Wellstar Cobb Medical Center.
When was this NPI record last updated?
The NPPES record for Ashenafi Tassew was last updated on November 1, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Ashenafi Tassew, MD · NPI 1124382718
Hospitalist physician in Marietta, Georgia. Individual provider, active in the CMS NPPES registry since June 27, 2012.
## Identity
- **NPI:** 1124382718 (Entity type: Individual)
- **Enumerated:** June 27, 2012
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 073858 (Georgia)
- **Sole proprietor:** No
## Practice location
- **Address:** 677 CHURCH ST NE # 111, Marietta, GA 30060-1101
- **Phone:** (770) 793-7750
## 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:** Wellstar Medical Group, LLC (NPI 1083027320, Marietta, GA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1998
## Record status
- **NPPES last updated:** November 1, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1124382718) · Data from the CMS NPPES public registry.