DR. TILAHUN A. GEMTESSA M.D.
NPI 1780905174
Internal Medicine - Infectious Disease in Hartford, CT
About Dr. Tilahun A. Gemtessa M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. TILAHUN A. GEMTESSA M.D. (NPI 1780905174) is an individual infectious disease provider in Hartford, Connecticut, licensed in Connecticut (052072) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS and is a graduate of Other (2000).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Tilahun A. Gemtessa M.d. 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
8Medicare enrollment records show Tilahun Gemtessa reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hartford, CT 06105
- Reassigned Medicare billing, Connecticut enrollment
- 1,186 clinicians in this Medicare group
Hartford, CT 06102
- Reassigned Medicare billing, Connecticut enrollment
- 1,333 clinicians in this Medicare group
Willimantic, CT 06226
- Reassigned Medicare billing, Connecticut enrollment
- 302 clinicians in this Medicare group
New Britain, CT 06052
- Reassigned Medicare billing, Connecticut enrollment
- 745 clinicians in this Medicare group
Meriden, CT 06451
- Reassigned Medicare billing, Connecticut enrollment
- 505 clinicians in this Medicare group
Springfield, MA 01104
- Reassigned Medicare billing, Massachusetts enrollment
- 168 clinicians in this Medicare group
Springfield, MA 01104
- Reassigned Medicare billing, Massachusetts enrollment
- 298 clinicians in this Medicare group
Norwich, CT 06360
- Reassigned Medicare billing, Connecticut enrollment
- 430 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06105 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 Tilahun Gemtessa's NPI number?
The NPI number for Tilahun Gemtessa is 1780905174. It was assigned to this individual provider in the NPPES registry on June 19, 2010.
Where is Tilahun Gemtessa located?
Tilahun Gemtessa practices at 1000 Asylum Ave Ste 4304, Hartford, CT 06105. The listed phone number is (860) 714-5895.
What is Tilahun Gemtessa's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.
Is Tilahun Gemtessa enrolled in Medicare?
Yes. Tilahun Gemtessa 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 Tilahun Gemtessa's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tilahun Gemtessa reassigns Medicare benefits to 8 organizations: Trinity Health Of New England Provider Network Organization Inc (Hartford, CT), Hartford Hospital (Hartford, CT), Windham Community Memorial Hospital, Inc. (Willimantic, CT), The Hospital Of Central Connecticut At New Britain General And Bradley (New Britain, CT), Midstate Medical Center (Meriden, CT) and 3 more organizations, listed in the Medicare section above. 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 Tilahun Gemtessa's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tilahun Gemtessa accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Tilahun Gemtessa 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.
When was this NPI record last updated?
The NPPES record for Tilahun Gemtessa was last updated on March 30, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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. Tilahun A. Gemtessa, M.D. · NPI 1780905174
Infectious Disease physician in Hartford, Connecticut. Individual provider, active in the CMS NPPES registry since June 19, 2010.
## Identity
- **NPI:** 1780905174 (Entity type: Individual)
- **Enumerated:** June 19, 2010
- **Primary specialty:** Internal Medicine - Infectious Disease · taxonomy 207RI0200X
- **State license:** 052072 (Connecticut)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1000 ASYLUM AVE STE 4304, Hartford, CT 06105-1704
- **Phone:** (860) 714-5895
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): Trinity Health Of New England Provider Network Organization Inc (NPI 1003882812, Hartford, CT); Hartford Hospital (NPI 1770696643, Hartford, CT); Windham Community Memorial Hospital, Inc. (NPI 1023191467, Willimantic, CT); The Hospital Of Central Connecticut At New Britain General And Bradley (NPI 1063461481, New Britain, CT); Midstate Medical Center (NPI 1154425288, Meriden, CT); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2000
## Record status
- **NPPES last updated:** March 30, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1780905174) · Data from the CMS NPPES public registry.