IndividualActive
Mark Birrell, O.D.
NPI 1538348495 · Optometrist · Pittsfield, MA
Mark Birrell, O.D. is a Optometrist provider in Pittsfield, MA (NPI 1538348495).
Provider details
- NPI number
- 1538348495
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 3653 (MA)
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(88/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
555 Hubbard Ave
Pittsfield, MA 01201-3876
Phone: (413) 442-2842
Street-level locationGet directions
Mailing address
555 Hubbard Ave
Pittsfield, MA 01201-3876
Registry dates
- Enumerated
- 2007-10-29
- Last updated
- 2010-12-19
Frequently asked questions
- What is Mark Birrell's NPI number?
- Mark Birrell's National Provider Identifier (NPI) is 1538348495, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Birrell's specialty?
- Mark Birrell is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Mark Birrell located?
- Mark Birrell's practice location on file with NPPES is 555 Hubbard Ave, Pittsfield, MA 01201-3876.
- What is Mark Birrell's phone number?
- The practice phone number listed in the NPPES registry for Mark Birrell is (413) 442-2842.
- Is Mark Birrell's NPI active?
- Yes — Mark Birrell's NPI (1538348495) is active in the NPPES registry as of the last update on 2010-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.