IndividualActive
Katherine O'Brien, M.D.
NPI 1447297478 · Pediatrics Physician · Baltimore, MD
Katherine O'Brien, M.D. is a Pediatrics Physician provider in Baltimore, MD (NPI 1447297478).
Provider details
- NPI number
- 1447297478
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- License
- D42847 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
600 N Wolfe St
Baltimore, MD 21287-0005
Phone: (410) 614-3917
Street-level locationGet directions
Mailing address
Po Box 64316
Baltimore, MD 21264-4316
Registry dates
- Enumerated
- 2006-05-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is Katherine O'Brien's NPI number?
- Katherine O'Brien's National Provider Identifier (NPI) is 1447297478, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine O'Brien's specialty?
- Katherine O'Brien is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine O'Brien located?
- Katherine O'Brien's practice location on file with NPPES is 600 N Wolfe St, Baltimore, MD 21287-0005.
- What is Katherine O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Katherine O'Brien is (410) 614-3917.
- Is Katherine O'Brien's NPI active?
- Yes — Katherine O'Brien's NPI (1447297478) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.