Physician Profile
Alejandra V. Diaz Sierra, MD
Unclaimed ProfileAbout Dr. Diaz Sierra
Alejandra V. Diaz Sierra, MD practices cardiovascular disease in Chicago, IL. Alejandra is also listed as specializing in internal medicine and student in an organized health care education program. The provider's National Provider Identifier (NPI) is 1457978512.
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
- (773) 880-9722
- Email not available
Practice Locations
3134 N CLARK ST
Chicago, IL 60657
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 cardiologists at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 5
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 — 7 related providers in 1 group
Common questions
What does Dr. Diaz Sierra specialize in?
Dr. Diaz Sierra is a cardiologist in Chicago, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Cardiovascular Disease”.
NPI registry
Where is Dr. Diaz Sierra located?
Dr. Diaz Sierra is listed at 3134 N Clark St, Chicago, IL 60657. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Diaz Sierra's phone number?
The number on file is (773) 880-9722. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Diaz Sierra's NPI number?
Dr. Diaz Sierra's National Provider Identifier is 1457978512. 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. Diaz Sierra been practicing?
Dr. Diaz Sierra has 6+ years experience. Registered with an NPI since 2020. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Dr. Diaz Sierra confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Diaz Sierra. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.