Are you Mary E. Obrien, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 519 W 114Th St, Columbia Health Service Mc3601, New York, NY 10027
About Dr. Obrien
Mary E. Obrien, M.D. practices internal medicine in New York, NY. Mary is a 1977 graduate of Harvard Medical School. The provider's National Provider Identifier (NPI) is 1114079118.
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
- (212) 854-9842
- Email not available
Practice Locations
519 W 114TH ST COLUMBIA HEALTH SERVICE MC3601
New York, NY 10027
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 internists at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
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 internists in New York 8
Same specialty, same city.
Trained at Harvard Medical School 8
Other providers in the same specialty who trained at the same institution.
Class of 1977 at Harvard Medical School 8
Providers who graduated from the same medical school in the same year.
Common questions
What is Mary E. Obrien's specialty?
Mary E. Obrien is an internist in New York, NY. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where can I find Mary E. Obrien?
Mary E. Obrien is listed at 519 W 114Th St Columbia Health Service Mc3601, New York, NY 10027. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Mary E. Obrien?
The number on file is (212) 854-9842. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Mary E. Obrien's NPI number?
Mary E. Obrien's National Provider Identifier is 1114079118. 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
What is Mary E. Obrien's education?
Mary E. Obrien attended Harvard Medical School, graduating in 1977. This comes from the CMS National Downloadable File.
CMS public data
How long has Mary E. Obrien been practicing?
Mary E. Obrien has 49 years experience. Calculated from a graduation year of 1977, reported in the CMS National Downloadable File.
CMS public data
Has Mary E. Obrien confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Mary E. Obrien. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.