Mary Flannery, M.D.
NPI 1598989055 · Child & Adolescent Psychiatry Physician · Katonah, NY
Mary Flannery, M.D. is a Child & Adolescent Psychiatry Physician provider in Katonah, NY (NPI 1598989055).
Provider details
- NPI number
- 1598989055
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 198939 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-04-13
- Last updated
- 2015-04-13
Frequently asked questions
- What is Mary Flannery's NPI number?
- Mary Flannery's National Provider Identifier (NPI) is 1598989055, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Flannery's specialty?
- Mary Flannery is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Flannery located?
- Mary Flannery's practice location on file with NPPES is 800 Cross River Road, Katonah, NY 19536.
- What is Mary Flannery's phone number?
- The practice phone number listed in the NPPES registry for Mary Flannery is (914) 763-8151.
- Is Mary Flannery's NPI active?
- Yes — Mary Flannery's NPI (1598989055) is active in the NPPES registry as of the last update on 2015-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.