Kai Frerichs, MD
NPI 1144241860 · Neurological Surgery Physician · Boston, MA
Enrolled with Medicare as Practitioner - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kai Frerichs, MD is a Neurological Surgery Physician provider in Boston, MA (NPI 1144241860).
Provider details
- NPI number
- 1144241860
- Entity type
- Individual
- Primary specialty
- Neurological Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 153748 (MA)
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
- 2006-07-21
- Last updated
- 2012-11-26
Frequently asked questions
- What is Kai Frerichs's NPI number?
- Kai Frerichs's National Provider Identifier (NPI) is 1144241860, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kai Frerichs's specialty?
- Kai Frerichs is listed in the NPPES registry with a primary specialty of Neurological Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Kai Frerichs located?
- Kai Frerichs's practice location on file with NPPES is 75 Francis St, Boston, MA 02115-6110.
- What is Kai Frerichs's phone number?
- The practice phone number listed in the NPPES registry for Kai Frerichs is (617) 525-8148.
- Does Kai Frerichs accept Medicare?
- Kai Frerichs is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kai Frerichs's NPI active?
- Yes — Kai Frerichs's NPI (1144241860) is active in the NPPES registry as of the last update on 2012-11-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.