Joann O'Brien, D.M.D.
NPI 1013390095 · Dentist · Duxbury, MA
Joann O'Brien, D.M.D. is a Dentist provider in Duxbury, MA (NPI 1013390095).
Provider details
- NPI number
- 1013390095
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- D.M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- DN1856881 (MA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
10 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$167 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-07-08
- Last updated
- 2024-11-21
- Certified
- 2024-11-21
Frequently asked questions
- What is Joann O'Brien's NPI number?
- Joann O'Brien's National Provider Identifier (NPI) is 1013390095, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joann O'Brien's specialty?
- Joann O'Brien is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Joann O'Brien located?
- Joann O'Brien's practice location on file with NPPES is 104 Tremont St Ste 4, Duxbury, MA 02332-4750.
- What is Joann O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Joann O'Brien is (508) 746-7900.
- Is Joann O'Brien's NPI active?
- Yes — Joann O'Brien's NPI (1013390095) is active in the NPPES registry as of the last update on 2024-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.