Every new California business filing, every dayCristina Rivera, M.D.
DANIEL RUBIO, Registered Agent
Dr. Cristina Rivera is a board-certified internist operating a medical practice in San Diego, CA. Her professional corporation is listed on multiple healthcare directories, with the EverydayHealth profile providing detailed information including location and insurance accepted.
Filed November 10, 2025 · San Diego, CA · San Diego County
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California Secretary of State (bizfile Online) · Entity B20250378275 · Retrieved May 14, 2026
About Cristina Rivera, M.D.
Cristina Rivera, M.D., Professional Corporation was filed in California on November 10, 2025, by owner Daniel Rubio, who also serves as the registered agent. The business is an internal medicine practice based in San Diego. We estimate its annual revenue between $100,000 and $1 million and its employee count between 1 and 5. The company has a modern website, but no annual report or EIN is on file yet. DayOneLead first saw the business 185 days after filing, on May 14, 2026.
- Filed personally by the owner, who is also the registered agent.
- No annual report or EIN on file yet.
- First seen by DayOneLead 185 days after filing.
- We estimate revenue of $100K-$1M and 1-5 employees.
- Has a modern website.
- The owner name appears on 4 other related entities.
Compiled from the state record, the company's public web presence, and our own research; revenue, employee, and footprint figures are estimates, not verified financials. Updated August 23, 2026.
One of 273 new businesses registered in San Diego in November 2025, one of 11 medical practice businesses.
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Filing Details
Verified Business Profile
Contact Information
Verified Website Profile
We matched this business to its website and pulled the domain's registration (WHOIS) record. Domain age is one of the strongest signals that a filing is a truly new business and not a re-filing or paperwork change.
Frequently Asked Questions
When was Cristina Rivera, M.D. registered?
Cristina Rivera, M.D. was registered as Corp on November 10, 2025 in California.
Where is Cristina Rivera, M.D. located?
Cristina Rivera, M.D. is based in San Diego, CA, 92103, in San Diego County.
What type of business is Cristina Rivera, M.D.?
Cristina Rivera, M.D. is classified as a medical practice business (internal medicine).
Does Cristina Rivera, M.D. have an EIN on file?
No EIN was found on file for Cristina Rivera, M.D. at the time of registration.
Who Sells to This Business
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