Colleen Holohan, D.D.S.
NPI 1093863656 · Dentist · Northbrook, IL
Colleen Holohan, D.D.S. is a Dentist provider in Northbrook, IL (NPI 1093863656).
Provider details
- NPI number
- 1093863656
- Entity type
- Individual
- Primary specialty
- DentistDental Providers
- Credential
- D.D.S.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$12 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Colleen Holohan's NPI number?
- Colleen Holohan's National Provider Identifier (NPI) is 1093863656, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Colleen Holohan's specialty?
- Colleen Holohan is listed in the NPPES registry with a primary specialty of Dentist (Dental Providers).
- Where is Colleen Holohan located?
- Colleen Holohan's practice location on file with NPPES is 1220 Meadow Rd, Northbrook, IL 60062-3698.
- What is Colleen Holohan's phone number?
- The practice phone number listed in the NPPES registry for Colleen Holohan is (847) 272-1588.
- Is Colleen Holohan's NPI active?
- Yes — Colleen Holohan's NPI (1093863656) 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.