Samuel Tesfay, M.D.
NPI 1811196553 · Gastroenterology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Samuel Tesfay, M.D. is a Gastroenterology Physician provider in Chicago, IL (NPI 1811196553).
Provider details
- NPI number
- 1811196553
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 36111625 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C | 309 | 302 |
| Mesalamine | 65 | 13 |
| Rifaximinbrand: Xifaxan | 42 | — |
| Azathioprine | 36 | — |
| Lubiprostone | 36 | — |
| Pantoprazole Sodium | 30 | — |
| Omeprazole | 29 | 12 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-12
- Last updated
- 2022-02-11
Frequently asked questions
- What is Samuel Tesfay's NPI number?
- Samuel Tesfay's National Provider Identifier (NPI) is 1811196553, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samuel Tesfay's specialty?
- Samuel Tesfay is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Samuel Tesfay located?
- Samuel Tesfay's practice location on file with NPPES is 850 N State St, Chicago, IL 60610-8665.
- What is Samuel Tesfay's phone number?
- The practice phone number listed in the NPPES registry for Samuel Tesfay is (312) 335-1609.
- Does Samuel Tesfay accept Medicare?
- Samuel Tesfay is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Samuel Tesfay's NPI active?
- Yes — Samuel Tesfay's NPI (1811196553) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.