IndividualActive
Gary Simpson
NPI 1649472697 · Psychologist · Mashpee, MA
Gary Simpson is a Psychologist provider in Mashpee, MA (NPI 1649472697).
Provider details
- NPI number
- 1649472697
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 8470 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 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
400 Nathan Ellis Hwy
Suite 1
Mashpee, MA 02649-3143
Phone: (508) 477-5488
Fax: (508) 477-9334
Street-level locationGet directions
Mailing address
56 Pinyon Way
East Falmouth, MA 02536-4735
Registry dates
- Enumerated
- 2007-06-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gary Simpson's NPI number?
- Gary Simpson's National Provider Identifier (NPI) is 1649472697, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Simpson's specialty?
- Gary Simpson is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Gary Simpson located?
- Gary Simpson's practice location on file with NPPES is 400 Nathan Ellis Hwy, Mashpee, MA 02649-3143.
- What is Gary Simpson's phone number?
- The practice phone number listed in the NPPES registry for Gary Simpson is (508) 477-5488.
- Is Gary Simpson's NPI active?
- Yes — Gary Simpson's NPI (1649472697) 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.