Physician Profile
Gregory P. Kastner, MD
Unclaimed ProfileAbout Dr. Kastner
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Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (618) 546-5464
- Email not available
Practice Locations
1101 N ALLEN ST STE 200
Robinson, IL 62454
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 internists at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 6
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 — 2 related providers in 1 group
Common questions
What does Dr. Kastner specialize in?
Dr. Kastner is an internist in Robinson, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where is Dr. Kastner located?
Dr. Kastner is listed at 1101 N Allen St Ste 200, Robinson, IL 62454. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Kastner's phone number?
The number on file is (618) 546-5464. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Kastner?
Dr. Kastner's National Provider Identifier is 1659361525. 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 much experience does Dr. Kastner have?
Dr. Kastner has 21+ years experience. Registered with an NPI since 2005. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Is Dr. Kastner's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Kastner. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.