Emilianos Karagiannis, M.D.
NPI 1689657363 · Gastroenterology Physician · Manchester, NH
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Emilianos Karagiannis, M.D. is a Gastroenterology Physician provider in Manchester, NH (NPI 1689657363).
Provider details
- NPI number
- 1689657363
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 6926 (NH)
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
20 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-27
- Last updated
- 2021-02-15
- Certified
- 2021-02-15
Frequently asked questions
- What is Emilianos Karagiannis's NPI number?
- Emilianos Karagiannis's National Provider Identifier (NPI) is 1689657363, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Emilianos Karagiannis's specialty?
- Emilianos Karagiannis is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Emilianos Karagiannis located?
- Emilianos Karagiannis's practice location on file with NPPES is 757 Chestnut St, Manchester, NH 03104-3011.
- What is Emilianos Karagiannis's phone number?
- The practice phone number listed in the NPPES registry for Emilianos Karagiannis is (603) 624-8085.
- Does Emilianos Karagiannis accept Medicare?
- Emilianos Karagiannis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Emilianos Karagiannis's NPI active?
- Yes — Emilianos Karagiannis's NPI (1689657363) is active in the NPPES registry as of the last update on 2021-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.