Cathy Hersh, O.D.
NPI 1861552374 · Corneal and Contact Management Optometrist · Bloomingdale, IL
Cathy Hersh, O.D. is a Corneal and Contact Management Optometrist provider in Bloomingdale, IL (NPI 1861552374).
Provider details
- NPI number
- 1861552374
- Entity type
- Individual
- Primary specialty
- Corneal and Contact Management OptometristEye and Vision Services Providers
- Credential
- O.D.
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
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
83% 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
- 2006-12-12
- Last updated
- 2007-07-09
Frequently asked questions
- What is Cathy Hersh's NPI number?
- Cathy Hersh's National Provider Identifier (NPI) is 1861552374, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cathy Hersh's specialty?
- Cathy Hersh is listed in the NPPES registry with a primary specialty of Corneal and Contact Management Optometrist (Eye and Vision Services Providers).
- Where is Cathy Hersh located?
- Cathy Hersh's practice location on file with NPPES is 152 S Bloomingdale Rd, Bloomingdale, IL 60108-1481.
- What is Cathy Hersh's phone number?
- The practice phone number listed in the NPPES registry for Cathy Hersh is (630) 980-4446.
- Is Cathy Hersh's NPI active?
- Yes — Cathy Hersh's NPI (1861552374) 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.