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Mallory Kroll
NPI 1215374012 · Mental Health Counselor · Waltham, MA
Mallory Kroll is a Mental Health Counselor provider in Waltham, MA (NPI 1215374012).
Provider details
- NPI number
- 1215374012
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(71/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
83% 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
77 Rumford Ave
Waltham, MA 02453-3872
Phone: (781) 894-4307
Street-level locationGet directions
Mailing address
103 Bartlett Ave
Arlington, MA 02476-7951
Registry dates
- Enumerated
- 2013-06-03
- Last updated
- 2013-06-03
Frequently asked questions
- What is Mallory Kroll's NPI number?
- Mallory Kroll's National Provider Identifier (NPI) is 1215374012, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mallory Kroll's specialty?
- Mallory Kroll is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Mallory Kroll located?
- Mallory Kroll's practice location on file with NPPES is 77 Rumford Ave, Waltham, MA 02453-3872.
- What is Mallory Kroll's phone number?
- The practice phone number listed in the NPPES registry for Mallory Kroll is (781) 894-4307.
- Is Mallory Kroll's NPI active?
- Yes — Mallory Kroll's NPI (1215374012) is active in the NPPES registry as of the last update on 2013-06-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.