IndividualActive
Catharine Buchan, MD
NPI 1629454434 · Infectious Disease Physician · Boston, MA
Catharine Buchan, MD is a Infectious Disease Physician provider in Boston, MA (NPI 1629454434).
Provider details
- NPI number
- 1629454434
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- L-264361 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(73/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
Massachusetts General Hospital
55 Fruit Street
Boston, MA 02114
Phone: (617) 726-3813
Approximate (ZIP-level) locationGet directions
Mailing address
Massachusetts General Hospital
Boston, MA 02114
Registry dates
- Enumerated
- 2015-08-04
- Last updated
- 2015-08-04
Frequently asked questions
- What is Catharine Buchan's NPI number?
- Catharine Buchan's National Provider Identifier (NPI) is 1629454434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catharine Buchan's specialty?
- Catharine Buchan is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Catharine Buchan located?
- Catharine Buchan's practice location on file with NPPES is Massachusetts General Hospital, Boston, MA 02114.
- What is Catharine Buchan's phone number?
- The practice phone number listed in the NPPES registry for Catharine Buchan is (617) 726-3813.
- Is Catharine Buchan's NPI active?
- Yes — Catharine Buchan's NPI (1629454434) is active in the NPPES registry as of the last update on 2015-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.