Mark Blasbalg, O.D.
NPI 1366554420 · Optometrist · Coventry, RI
Enrolled with Medicare as Practitioner - Optometry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Blasbalg, O.D. is a Optometrist provider in Coventry, RI (NPI 1366554420).
Provider details
- NPI number
- 1366554420
- Entity type
- Individual
- Primary specialty
- OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- ODTG00489 (RI)
Specialties & taxonomies
Eye and Vision Services Providers
Eye and Vision Services Providers
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
- 2006-08-31
- Last updated
- 2007-07-09
Frequently asked questions
- What is Mark Blasbalg's NPI number?
- Mark Blasbalg's National Provider Identifier (NPI) is 1366554420, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Blasbalg's specialty?
- Mark Blasbalg is listed in the NPPES registry with a primary specialty of Optometrist (Eye and Vision Services Providers).
- Where is Mark Blasbalg located?
- Mark Blasbalg's practice location on file with NPPES is 1193 Tiogue Ave, Coventry, RI 02816-6122.
- What is Mark Blasbalg's phone number?
- The practice phone number listed in the NPPES registry for Mark Blasbalg is (401) 823-8200.
- Does Mark Blasbalg accept Medicare?
- Mark Blasbalg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Blasbalg's NPI active?
- Yes — Mark Blasbalg's NPI (1366554420) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.