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Edit this profileAt a glance
- 275 W Macarthur, Oakland, CA 94611
About Dr. Marek
Gillian S. Marek, MD is a healthcare provider in Oakland, CA specializing in emergency medicine. This provider record is associated with NPI 1467524116.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (510) 752-1000
- Email not available
Practice Locations
275 W MACARTHUR
Oakland, CA 94611
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other emergency physicians at this location 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 6 related providers in 1 group
Common questions
What does Dr. Marek specialize in?
Dr. Marek is an emergency physician in Oakland, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Emergency Medicine”.
NPI registry
Where is Dr. Marek located?
Dr. Marek is listed at 275 W Macarthur, Oakland, CA 94611. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Marek's phone number?
The number on file is (510) 752-1000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Marek's NPI number?
Dr. Marek's National Provider Identifier is 1467524116. 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
How long has Dr. Marek been practicing?
Dr. Marek has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Dr. Marek confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Marek. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.