Alexandra Vonpeterffy, JD
NPI 1174140347 · Mental Health Counselor · Waltham, MA
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexandra Vonpeterffy, JD is a Mental Health Counselor provider in Waltham, MA (NPI 1174140347).
Provider details
- NPI number
- 1174140347
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- JD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
83% 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
Mailing address
Additional practice locations (1)
- 3 Farmstead LnSudbury, MA 01776-1435Phone: (617) 365-3358
Registry dates
- Enumerated
- 2020-07-02
- Last updated
- 2021-09-10
- Certified
- 2021-09-10
Frequently asked questions
- What is Alexandra Vonpeterffy's NPI number?
- Alexandra Vonpeterffy's National Provider Identifier (NPI) is 1174140347, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexandra Vonpeterffy's specialty?
- Alexandra Vonpeterffy is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Alexandra Vonpeterffy located?
- Alexandra Vonpeterffy's practice location on file with NPPES is 431 River St, Waltham, MA 02453-5476.
- What is Alexandra Vonpeterffy's phone number?
- The practice phone number listed in the NPPES registry for Alexandra Vonpeterffy is (781) 966-5649.
- Does Alexandra Vonpeterffy accept Medicare?
- Alexandra Vonpeterffy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexandra Vonpeterffy's NPI active?
- Yes — Alexandra Vonpeterffy's NPI (1174140347) is active in the NPPES registry as of the last update on 2021-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.