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Marlene Davis, PHD
NPI 1780741561 · Clinical Psychologist · Lowell, MA
Marlene Davis, PHD is a Clinical Psychologist provider in Lowell, MA (NPI 1780741561).
Provider details
- NPI number
- 1780741561
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 576 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
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
45 Merrimack St
Suite 200
Lowell, MA 01852-1729
Phone: (978) 459-2306
Street-level locationGet directions
Mailing address
51 Eldred St
Lexington, MA 02420-1439
Registry dates
- Enumerated
- 2007-01-02
- Last updated
- 2008-06-13
Frequently asked questions
- What is Marlene Davis's NPI number?
- Marlene Davis's National Provider Identifier (NPI) is 1780741561, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marlene Davis's specialty?
- Marlene Davis is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Marlene Davis located?
- Marlene Davis's practice location on file with NPPES is 45 Merrimack St, Lowell, MA 01852-1729.
- What is Marlene Davis's phone number?
- The practice phone number listed in the NPPES registry for Marlene Davis is (978) 459-2306.
- Is Marlene Davis's NPI active?
- Yes — Marlene Davis's NPI (1780741561) is active in the NPPES registry as of the last update on 2008-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.