IndividualActive
John Mazzola, PHD
NPI 1619073053 · Clinical Psychologist · Lewiston, ME
John Mazzola, PHD is a Clinical Psychologist provider in Lewiston, ME (NPI 1619073053).
Provider details
- NPI number
- 1619073053
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
- License
- PS355 (ME)
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
443 Main Street
Lewiston, ME 04240-6733
Phone: (207) 783-7081
Fax: (207) 783-0500
Street-level locationGet directions
Mailing address
42 Church Hill Road
Leeds, ME 04263-3416
Registry dates
- Enumerated
- 2006-09-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Mazzola's NPI number?
- John Mazzola's National Provider Identifier (NPI) is 1619073053, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Mazzola's specialty?
- John Mazzola is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is John Mazzola located?
- John Mazzola's practice location on file with NPPES is 443 Main Street, Lewiston, ME 04240-6733.
- What is John Mazzola's phone number?
- The practice phone number listed in the NPPES registry for John Mazzola is (207) 783-7081.
- Is John Mazzola's NPI active?
- Yes — John Mazzola's NPI (1619073053) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.