Dr. Gregory S. Hoffman
401 W Ontario St, Suite 100
Chicago, IL 60654
What the record shows
| Practice name | Dr. Gregory S. Hoffman |
|---|---|
| Address | 401 W Ontario St, Suite 100, Chicago, IL 60654 |
| Phone | (224) 944-6112 |
| Fax | 847-515-4747 |
| NPI | 1114155728 |
| Record type | Organisation (NPI-2) |
| In registry since | 2009 |
| Source | NPPES, August 2026 release |
Not on this page: hours, prices, insurance networks and appointment availability. None of it exists in the public record, so we do not guess at it. Call the office. Verify the license at the Illinois IDFPR lookup or the federal NPI record.
Where to find Dr. Gregory S. Hoffman
Dr. Gregory S. Hoffman is on W Ontario St, one of the streets chiropractic practices concentrate on in River North — 6 of the 44 practices listed here share it.
The practice is in suite 100, so check the building directory on arrival.
The nearest CTA stop is Merchandise Mart on the Brown, Purple lines, about 8 minutes on foot.
4 other practices in this directory sit within a two-minute walk: Jill Clark, D.C., Jacoby Chiropractic & Sports Performance, Patrick Malartsik DC LLC and Phoukhong Lamvichit, DC.
- Registered with the federal provider registry since 2009, 17 years.
- Listed as an organisation (NPI-2) rather than an individual provider.
Questions about Dr. Gregory S. Hoffman
What is Dr. Gregory S. Hoffman's phone number?
Dr. Gregory S. Hoffman lists (224) 944-6112 as its phone number in the federal provider registry. The practice is at 401 W Ontario St, Suite 100, Chicago, IL 60654.
Where is Dr. Gregory S. Hoffman located?
401 W Ontario St, Suite 100, Chicago, IL 60654, in River North. That is the practice address on file in the federal registry — call ahead if you need parking or entrance details, which are not part of the public record.
Is Dr. Gregory S. Hoffman licensed in Illinois?
Dr. Gregory S. Hoffman is an active registration in the federal NPPES provider file under NPI 1114155728, on record since 2009.
License status is held by the state, not the federal registry, so verify it directly at the Illinois IDFPR license lookup before booking. It is free and takes about a minute.
Does Dr. Gregory S. Hoffman have reviews or ratings?
Not on this page. Ratings are not part of the federal provider record, so this directory does not publish or average them — instead the button above opens this practice on Google, where you can read its reviews at the source and judge them yourself.
Does Dr. Gregory S. Hoffman take my insurance?
Insurance participation is not part of any public record and changes without notice, so this page does not list it. Call the office with your plan name and member ID and ask whether they are in network.
Other chiropractors nearby
Closest registered practices to this address.