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Edit this profileAt a glance
- 5022 Dorsey Hall Dr, Suite 101, Ellicott City, MD 21042
About Dr. Halligan
Listed in the NPI registry as a psychologist — clinical, Constance Halligan, PhD practices in Ellicott City, MD. NPI 1962543983 identifies this record in the national registry.
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
- (410) 730-7333
- Email not available
Practice Locations
5022 DORSEY HALL DR SUITE 101
Ellicott City, MD 21042
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 psychologists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 3
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 psychologists in Ellicott City 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 1979 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Constance Halligan?
Constance Halligan is a psychologist in Ellicott City, MD. That is the designation recorded for this NPI in the federal registry, where it is listed as “Psychologist — Clinical”.
NPI registry
What is Constance Halligan's address?
Constance Halligan is listed at 5022 Dorsey Hall Dr Suite 101, Ellicott City, MD 21042. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Constance Halligan?
The number on file is (410) 730-7333. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Constance Halligan?
Constance Halligan's National Provider Identifier is 1962543983. 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 Constance Halligan train?
Constance Halligan attended Other, graduating in 1979. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Constance Halligan have?
Constance Halligan has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.
CMS public data
Is Constance Halligan's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Constance Halligan. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.