IndividualActive
Bruce Mitlak, M.D.
NPI 1245018373 · Internal Medicine Physician · Boston, MA
Bruce Mitlak, M.D. is a Internal Medicine Physician provider in Boston, MA (NPI 1245018373).
Provider details
- NPI number
- 1245018373
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 56997 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(58/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
117 Marlborough St Apt 3
Boston, MA 02116-1922
Phone: (617) 949-1258
Street-level locationGet directions
Mailing address
117 Marlborough St Apt 3
Boston, MA 02116-1922
Registry dates
- Enumerated
- 2023-09-19
- Last updated
- 2023-09-19
- Certified
- 2023-09-19
Frequently asked questions
- What is Bruce Mitlak's NPI number?
- Bruce Mitlak's National Provider Identifier (NPI) is 1245018373, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bruce Mitlak's specialty?
- Bruce Mitlak is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Bruce Mitlak located?
- Bruce Mitlak's practice location on file with NPPES is 117 Marlborough St Apt 3, Boston, MA 02116-1922.
- What is Bruce Mitlak's phone number?
- The practice phone number listed in the NPPES registry for Bruce Mitlak is (617) 949-1258.
- Is Bruce Mitlak's NPI active?
- Yes — Bruce Mitlak's NPI (1245018373) is active in the NPPES registry as of the last update on 2023-09-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.