Jasen Tjahjadi
NPI 1649839077 · Student in an Organized Health Care Education/Training Program · Lancaster, PA
Enrolled with Medicare as Order and Referring Only - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jasen Tjahjadi is a Student in an Organized Health Care Education/Training Program provider in Lancaster, PA (NPI 1649839077).
Provider details
- NPI number
- 1649839077
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Male
- Sole proprietor
- No
- License
- MT217899 (PA)
Specialties & taxonomies
- Student in an Organized Health Care Education/Training ProgramPrimary390200000XLicense MT217899 (PA)
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 90 | 35 |
| Amlodipine Besylate | 44 | 22 |
| Lisinopril | 39 | 16 |
| Metformin Hcl | 38 | 15 |
| Gabapentin | 34 | 16 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 32 | 20 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-06-10
- Last updated
- 2019-06-10
Frequently asked questions
- What is Jasen Tjahjadi's NPI number?
- Jasen Tjahjadi's National Provider Identifier (NPI) is 1649839077, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jasen Tjahjadi's specialty?
- Jasen Tjahjadi is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Jasen Tjahjadi located?
- Jasen Tjahjadi's practice location on file with NPPES is 555 N Duke St, Lancaster, PA 17602-2250.
- What is Jasen Tjahjadi's phone number?
- The practice phone number listed in the NPPES registry for Jasen Tjahjadi is (717) 544-4940.
- Does Jasen Tjahjadi accept Medicare?
- Jasen Tjahjadi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jasen Tjahjadi's NPI active?
- Yes — Jasen Tjahjadi's NPI (1649839077) is active in the NPPES registry as of the last update on 2019-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.