Organization Profile

John Cornelius Penner, MD

Unclaimed Profile

About John Cornelius Penner, MD

John Cornelius Penner, MD is a healthcare organization in Los Gatos, CA, registered under internal medicine. This organization is also listed as specializing in public health & general preventive medicine.

Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.

Specialty

Internal Medicine (Primary)
Public Health & General Preventive Medicine (Additional)

Credentials & Licensing

NPI1003626458
NPI issued01/08/2025

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Common questions

What kind of practice is John Cornelius Penner, MD?

John Cornelius Penner, MD is an internist in Los Gatos, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.

NPI registry

What is John Cornelius Penner, MD's address?

John Cornelius Penner, MD is listed at 69 Hernandez Ave, Los Gatos, CA 95030. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with John Cornelius Penner, MD?

The number on file is (408) 204-6990. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is John Cornelius Penner, MD's NPI number?

John Cornelius Penner, MD's National Provider Identifier is 1003626458. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

Has John Cornelius Penner, MD confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by John Cornelius Penner, MD. If this is you, claiming it is free.

Guide.md

Is this your practice?

Manage this listing? Log in or create an account, then click “This is my practice and I manage it” here. A verified physician whose registry address matches this location is approved instantly; everyone else is reviewed by a person.

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.