Richard Regan, M.D.
NPI 1578565404 · Anatomic Pathology & Clinical Pathology Physician · Arlington Heights, IL
Richard Regan, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Arlington Heights, IL (NPI 1578565404).
Provider details
- NPI number
- 1578565404
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
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
20 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
- 2005-08-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is Richard Regan's NPI number?
- Richard Regan's National Provider Identifier (NPI) is 1578565404, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Richard Regan's specialty?
- Richard Regan is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Richard Regan located?
- Richard Regan's practice location on file with NPPES is Northwest Community Hospital / Pathology Department, Arlington Heights, IL 60005.
- What is Richard Regan's phone number?
- The practice phone number listed in the NPPES registry for Richard Regan is (847) 618-6150.
- Is Richard Regan's NPI active?
- Yes — Richard Regan's NPI (1578565404) 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.