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Physician Profile

Andrew H. Ko, MD

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At a glance

About Dr. Ko

Andrew H. Ko, MD is a healthcare provider in San Francisco, CA specializing in medical oncology. Andrew trained at Johns Hopkins University School of Medicine, graduating in 1995. Andrew is also listed as specializing in internal medicine. Medicare claims data shows Andrew provided 1,187 services to 579 patients. The services billed most often include established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient', and prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or. This provider record is associated with NPI 1851355853.

Factual summary compiled by Guide.md from public records; not written by this provider.

Education & Training

Specialty

Medical Oncology (Primary)

Credentials & Licensing

CA · Physician and Surgeon AMedical Board of California
No. 65880CurrentExpires Jul 2028Since 1998
NPINational Provider Identifier
1851355853Issued 2006

Snapshot · verify with the board ↗

Medicare information

Accepts Medicare assignmentYes
Telehealth reported to CMSYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What kind of doctor is Dr. Ko?

Dr. Ko is an oncologist in San Francisco, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Medical Oncology”.

NPI registry

What is Dr. Ko's address?

Dr. Ko is listed at 1600 Divisadero Street, San Francisco, CA 94143. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Dr. Ko?

The number on file is (415) 353-9888. Contact the office directly to confirm availability and scheduling.

NPI registry

What is the NPI for Dr. Ko?

Dr. Ko's National Provider Identifier is 1851355853. 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

Where did Dr. Ko train?

Dr. Ko attended Johns Hopkins University School of Medicine, graduating in 1995. This comes from the CMS National Downloadable File.

CMS public data

How much experience does Dr. Ko have?

Dr. Ko has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.

CMS public data

What procedures does Dr. Ko perform?

According to Medicare billing data, Dr. Ko the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Is Dr. Ko's profile verified?

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

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.