OrganizationActive
Associates in Head & Neck Surgery
NPI 1780674515 · Otolaryngology Physician · Chicago, IL
Provider details
- NPI number
- 1780674515
- Entity type
- Organization
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Thomas Nielsen, President(312) 942-2175
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
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
1725 W Harrison St
Suite 938
Chicago, IL 60612-3841
Phone: (312) 942-2175
Fax: (312) 942-2052
Street-level locationGet directions
Mailing address
Po Box 9
Matteson, IL 60443-0009
Registry dates
- Enumerated
- 2005-10-24
- Last updated
- 2009-11-25
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.