John Toomey, M.D.
NPI 1558426262 · Internal Medicine Physician · Westborough, MA
John Toomey, M.D. is a Internal Medicine Physician provider in Westborough, MA (NPI 1558426262).
Provider details
- NPI number
- 1558426262
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 151350 (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
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
Mailing address
Registry dates
- Enumerated
- 2006-12-22
- Last updated
- 2007-07-18
Frequently asked questions
- What is John Toomey's NPI number?
- John Toomey's National Provider Identifier (NPI) is 1558426262, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Toomey's specialty?
- John Toomey is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Toomey located?
- John Toomey's practice location on file with NPPES is 288 Lyman St, Westborough, MA 01581.
- What is John Toomey's phone number?
- The practice phone number listed in the NPPES registry for John Toomey is (508) 616-2833.
- Is John Toomey's NPI active?
- Yes — John Toomey's NPI (1558426262) is active in the NPPES registry as of the last update on 2007-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.