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Leonard Rubin, MD
NPI 1013907385 · Internal Medicine Physician · Boston, MA
Leonard Rubin, MD is a Internal Medicine Physician provider in Boston, MA (NPI 1013907385).
Provider details
- NPI number
- 1013907385
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 71971 (MA)
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
15 Parkman St
5th Floor Wang Ambulatory Care Bullfinch Medical Group
Boston, MA 02114-3130
Phone: (617) 724-6672
Fax: (617) 724-6829
Street-level locationGet directions
Mailing address
Po Box 9142
Charlestown, MA 02129-9142
Registry dates
- Enumerated
- 2005-10-26
- Last updated
- 2007-07-08
Frequently asked questions
- What is Leonard Rubin's NPI number?
- Leonard Rubin's National Provider Identifier (NPI) is 1013907385, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Rubin's specialty?
- Leonard Rubin is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Leonard Rubin located?
- Leonard Rubin's practice location on file with NPPES is 15 Parkman St, Boston, MA 02114-3130.
- What is Leonard Rubin's phone number?
- The practice phone number listed in the NPPES registry for Leonard Rubin is (617) 724-6672.
- Is Leonard Rubin's NPI active?
- Yes — Leonard Rubin's NPI (1013907385) 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.