Daniel SeidMD
Daniel Seid, MD is an Internal Medicine provider in Fontana, CA, as of July 2026.
- NPI1053470658
- Registered2006
- Class of1987
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Daniel Seid at a glance
- Provider
- Daniel Seid
- Credential
- MD
- Specialty
- Internal Medicine
- Procedures
- Internal Medicine CPT codes
- Location
- Fontana, CA
- Medical school graduation
- 1987
- NPI registered
- 2006
- NPI
- 1053470658
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Daniel Seid practice?
Daniel Seid, MD is based in Fontana, CA. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Daniel Seid's NPI number?
Daniel Seid's National Provider Identifier (NPI) is 1053470658, registered in 2006. Specialty on record: Internal Medicine; credential MD.
How many Internal Medicine providers in California work at ambulatory surgery centers?
209 Internal Medicine surgeons and proceduralists in California are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Daniel Seid among them. The California Internal Medicine directory lists each one by city with credential, NPI, and center affiliations.
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