At a glance
- 123 S 27Th St, Billings, MT 59101
About Dr. Callahan Dupont
Mary M. Callahan Dupont, DO is listed as a student in an organized health care education program in Billings, MT. The provider's National Provider Identifier (NPI) is 1306692074.
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
- (406) 247-3350
- Email not available
Practice Locations
123 S 27TH ST
Billings, MT 59101
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 medical trainees at this location 3
Same specialty, same street address — most likely the same department or group.
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.
Common questions
What kind of doctor is Dr. Callahan Dupont?
Dr. Callahan Dupont is a medical trainee in Billings, MT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Student in an Organized Health Care Education Program”.
NPI registry
What is Dr. Callahan Dupont's address?
Dr. Callahan Dupont is listed at 123 S 27Th St, Billings, MT 59101. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Callahan Dupont?
The number on file is (406) 247-3350. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Callahan Dupont's NPI number?
Dr. Callahan Dupont's National Provider Identifier is 1306692074. 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. Callahan Dupont been practicing?
Dr. Callahan Dupont has 2+ years experience. Registered with an NPI since 2024. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
Has Dr. Callahan Dupont confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Callahan Dupont. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.