Dennis O'Neil, M.D.
NPI 1679531073 · Psychiatry Physician · Bedford, MA
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis O'Neil, M.D. is a Psychiatry Physician provider in Bedford, MA (NPI 1679531073).
Provider details
- NPI number
- 1679531073
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 225614 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
Mailing address
Registry dates
- Enumerated
- 2006-05-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is Dennis O'Neil's NPI number?
- Dennis O'Neil's National Provider Identifier (NPI) is 1679531073, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis O'Neil's specialty?
- Dennis O'Neil is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Dennis O'Neil located?
- Dennis O'Neil's practice location on file with NPPES is 200 Springs Road, Bedford, MA 01730.
- What is Dennis O'Neil's phone number?
- The practice phone number listed in the NPPES registry for Dennis O'Neil is (781) 687-2583.
- Does Dennis O'Neil accept Medicare?
- Dennis O'Neil is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis O'Neil's NPI active?
- Yes — Dennis O'Neil's NPI (1679531073) 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.