IndividualActive
Michael Tjong, MD, MPH
NPI 1134854318 · Radiation Oncology Physician · Boston, MA
Michael Tjong, MD, MPH is a Radiation Oncology Physician provider in Boston, MA (NPI 1134854318).
Provider details
- NPI number
- 1134854318
- Entity type
- Individual
- Primary specialty
- Radiation Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MPH
- Sex
- Male
- Sole proprietor
- No
- License
- 292188 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(65/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
75 Francis St
Boston, MA 02115-6110
Phone: (617) 732-7560
Fax: (617) 394-2668
Street-level locationGet directions
Mailing address
771 Beacon St Unit B2-308
Boston, MA 02215-3218
Additional practice locations (1)
- 450 Brookline AveBoston, MA 02215-5450Phone: (617) 632-3000
Registry dates
- Enumerated
- 2022-07-21
- Last updated
- 2022-07-21
- Certified
- 2022-07-21
Frequently asked questions
- What is Michael Tjong's NPI number?
- Michael Tjong's National Provider Identifier (NPI) is 1134854318, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Tjong's specialty?
- Michael Tjong is listed in the NPPES registry with a primary specialty of Radiation Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Tjong located?
- Michael Tjong's practice location on file with NPPES is 75 Francis St, Boston, MA 02115-6110.
- What is Michael Tjong's phone number?
- The practice phone number listed in the NPPES registry for Michael Tjong is (617) 732-7560.
- Is Michael Tjong's NPI active?
- Yes — Michael Tjong's NPI (1134854318) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.