Jonathan Sun, M.D.
NPI 1356794929 · Student in an Organized Health Care Education/Training Program · Pasadena, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Sun, M.D. is a Student in an Organized Health Care Education/Training Program provider in Pasadena, CA (NPI 1356794929).
Provider details
- NPI number
- 1356794929
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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 · 65 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 290 | 97 |
| Amlodipine Besylate | 158 | 60 |
| Losartan Potassium | 110 | 39 |
| Levothyroxine Sodium | 95 | 31 |
| Lisinopril | 93 | 29 |
| Fluticasone Propionate | 74 | 36 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-07-19
- Last updated
- 2021-12-17
Frequently asked questions
- What is Jonathan Sun's NPI number?
- Jonathan Sun's National Provider Identifier (NPI) is 1356794929, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Sun's specialty?
- Jonathan Sun 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 Jonathan Sun located?
- Jonathan Sun's practice location on file with NPPES is 100 W California Blvd, Pasadena, CA 91105-3010.
- What is Jonathan Sun's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Sun is (617) 412-9104.
- Does Jonathan Sun accept Medicare?
- Jonathan Sun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Sun's NPI active?
- Yes — Jonathan Sun's NPI (1356794929) is active in the NPPES registry as of the last update on 2021-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.