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Edit this profileAt a glance
- 9400 Rosecrans Ave, Bellflower, CA 90706
About Dr. Duffy
Joan M. Duffy, MD is a healthcare provider in Bellflower, CA specializing in family medicine — geriatric medicine. Joan trained at University of California, Irvine, California College of Medicine, graduating in 1990. This provider record is associated with NPI 1235206186.
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
- (562) 461-3000
- Email not available
Practice Locations
9400 ROSECRANS AVE
Bellflower, CA 90706
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
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.
Other family doctors in Bellflower 5
Same specialty, same city.
More connections — 9 related providers in 2 groups
Trained at University of California, Irvine, California College of Medicine 1
Other providers in the same specialty who trained at the same institution.
Class of 1990 at University of California, Irvine, California College of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Duffy specialize in?
Dr. Duffy is a family doctor in Bellflower, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine — Geriatric Medicine”.
NPI registry
Where is Dr. Duffy located?
Dr. Duffy is listed at 9400 Rosecrans Ave, Bellflower, CA 90706. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Duffy's phone number?
The number on file is (562) 461-3000. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Duffy's NPI number?
Dr. Duffy's National Provider Identifier is 1235206186. 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 Dr. Duffy go to medical school?
Dr. Duffy attended University of California, Irvine, California College of Medicine, graduating in 1990. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Duffy been practicing?
Dr. Duffy has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.
CMS public data
Has Dr. Duffy confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Duffy. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.