IndividualActive
Zachary O'Steen, M. ED.
NPI 1992938955 · Counselor · Lowell, MA
Zachary O'Steen, M. ED. is a Counselor provider in Lowell, MA (NPI 1992938955).
Provider details
- NPI number
- 1992938955
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Credential
- M. ED.
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(78/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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 E Merrimack St Ste 1
Lowell, MA 01852-1900
Phone: (978) 453-6800
Street-level locationGet directions
Mailing address
134 Graniteville Rd
Chelmsford, MA 01824-1122
Registry dates
- Enumerated
- 2009-08-25
- Last updated
- 2009-08-25
Frequently asked questions
- What is Zachary O'Steen's NPI number?
- Zachary O'Steen's National Provider Identifier (NPI) is 1992938955, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zachary O'Steen's specialty?
- Zachary O'Steen is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Zachary O'Steen located?
- Zachary O'Steen's practice location on file with NPPES is 77 E Merrimack St Ste 1, Lowell, MA 01852-1900.
- What is Zachary O'Steen's phone number?
- The practice phone number listed in the NPPES registry for Zachary O'Steen is (978) 453-6800.
- Is Zachary O'Steen's NPI active?
- Yes — Zachary O'Steen's NPI (1992938955) is active in the NPPES registry as of the last update on 2009-08-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.