Jonathan Triantafyllou, M.D.
NPI 1174900666 · Family Medicine Physician · Elizabethtown, PA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Triantafyllou, M.D. is a Family Medicine Physician provider in Elizabethtown, PA (NPI 1174900666).
Provider details
- NPI number
- 1174900666
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
83% 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 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 59 | — |
| Apixabanbrand: Eliquis | 50 | — |
| Atorvastatin Calcium | 40 | — |
| Lisinopril | 38 | — |
| Omeprazole | 38 | 12 |
| Levothyroxine Sodium | 36 | — |
| Diltiazem Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-05-04
- Last updated
- 2021-10-20
- Certified
- 2021-10-20
Frequently asked questions
- What is Jonathan Triantafyllou's NPI number?
- Jonathan Triantafyllou's National Provider Identifier (NPI) is 1174900666, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Triantafyllou's specialty?
- Jonathan Triantafyllou is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Triantafyllou located?
- Jonathan Triantafyllou's practice location on file with NPPES is 1 Continental Dr, Elizabethtown, PA 17022-2231.
- What is Jonathan Triantafyllou's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Triantafyllou is (717) 361-0666.
- Does Jonathan Triantafyllou accept Medicare?
- Jonathan Triantafyllou is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Triantafyllou's NPI active?
- Yes — Jonathan Triantafyllou's NPI (1174900666) is active in the NPPES registry as of the last update on 2021-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.