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Edit this profileWhere to find Brian J. Lenahan, D.O.
- Naperville location main office
4003 S Route 59, Naperville, IL 60564 - Glen Ellyn location
885 Roosevelt Rd Ste 100, Glen Ellyn, IL 60137
About Dr. Lenahan
Brian J. Lenahan, D.O. practices family medicine in Naperville, IL. Brian is a 2003 graduate of Midwestern University, Chicago College of Osteopathic Med. The provider's National Provider Identifier (NPI) is 1053462788.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
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
- (888) 693-6437
- Email not available
Practice Locations
4003 S ROUTE 59
Naperville, IL 60564
885 Roosevelt Rd Ste 100
Glen Ellyn, IL 60137
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 family doctors at this location 3
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 — 24 related providers in 3 groups
Other family doctors in Naperville 8
Same specialty, same city.
Trained at Midwestern University, Chicago College of Osteopathic Med 8
Other providers in the same specialty who trained at the same institution.
Class of 2003 at Midwestern University, Chicago College of Osteopathic Med 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Brian J. Lenahan?
Brian J. Lenahan is a family doctor in Naperville, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.
NPI registry
What is Brian J. Lenahan's address?
Brian J. Lenahan is listed at 4003 S Route 59, Naperville, IL 60564. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Brian J. Lenahan?
The number on file is (888) 693-6437. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Brian J. Lenahan's NPI number?
Brian J. Lenahan's National Provider Identifier is 1053462788. 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 Brian J. Lenahan train?
Brian J. Lenahan attended Midwestern University, Chicago College of Osteopathic Med, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How long has Brian J. Lenahan been practicing?
Brian J. Lenahan has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
Has Brian J. Lenahan confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Brian J. Lenahan. If this is you, claiming it is free.
Guide.md
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