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Filadelfo Oandasan, M.D.
NPI 1396955035 · Internal Medicine Physician · Tracy, CA
Filadelfo Oandasan, M.D. is a Internal Medicine Physician provider in Tracy, CA (NPI 1396955035).
Provider details
- NPI number
- 1396955035
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A38478 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
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
23500 Kasson Road
Tracy, CA 95378-0400
Phone: (209) 835-4141
Street-level locationGet directions
Mailing address
23500 Kasson Road
Tracy, CA 95378-0400
Registry dates
- Enumerated
- 2007-05-23
- Last updated
- 2007-07-08
Frequently asked questions
- What is Filadelfo Oandasan's NPI number?
- Filadelfo Oandasan's National Provider Identifier (NPI) is 1396955035, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Filadelfo Oandasan's specialty?
- Filadelfo Oandasan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Filadelfo Oandasan located?
- Filadelfo Oandasan's practice location on file with NPPES is 23500 Kasson Road, Tracy, CA 95378-0400.
- What is Filadelfo Oandasan's phone number?
- The practice phone number listed in the NPPES registry for Filadelfo Oandasan is (209) 835-4141.
- Is Filadelfo Oandasan's NPI active?
- Yes — Filadelfo Oandasan's NPI (1396955035) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.