Joseph Frolkis, M.D.
NPI 1336234186 · Internal Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Frolkis, M.D. is a Internal Medicine Physician provider in Boston, MA (NPI 1336234186).
Provider details
- NPI number
- 1336234186
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 043314 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Mailing address
Registry dates
- Enumerated
- 2006-10-04
- Last updated
- 2012-06-27
Frequently asked questions
- What is Joseph Frolkis's NPI number?
- Joseph Frolkis's National Provider Identifier (NPI) is 1336234186, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Frolkis's specialty?
- Joseph Frolkis is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Frolkis located?
- Joseph Frolkis's practice location on file with NPPES is 1620 Tremont St, Boston, MA 02120-1613.
- What is Joseph Frolkis's phone number?
- The practice phone number listed in the NPPES registry for Joseph Frolkis is (617) 525-9544.
- Does Joseph Frolkis accept Medicare?
- Joseph Frolkis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Frolkis's NPI active?
- Yes — Joseph Frolkis's NPI (1336234186) is active in the NPPES registry as of the last update on 2012-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.