Ronald Tung, M.D.
NPI 1841375425 · Internal Medicine Physician · Northridge, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Tung, M.D. is a Internal Medicine Physician provider in Northridge, CA (NPI 1841375425).
Provider details
- NPI number
- 1841375425
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G44657 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-10-25
- Last updated
- 2013-07-11
Frequently asked questions
- What is Ronald Tung's NPI number?
- Ronald Tung's National Provider Identifier (NPI) is 1841375425, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Tung's specialty?
- Ronald Tung is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Tung located?
- Ronald Tung's practice location on file with NPPES is 18433 Roscoe Blvd, Northridge, CA 91325-4108.
- What is Ronald Tung's phone number?
- The practice phone number listed in the NPPES registry for Ronald Tung is (818) 993-6996.
- Does Ronald Tung accept Medicare?
- Ronald Tung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Tung's NPI active?
- Yes — Ronald Tung's NPI (1841375425) is active in the NPPES registry as of the last update on 2013-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.