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Brendan Mattson, L.AC
NPI 1851665145 · Acupuncturist · Chicago, IL
Brendan Mattson, L.AC is a Acupuncturist provider in Chicago, IL (NPI 1851665145).
Provider details
- NPI number
- 1851665145
- Entity type
- Individual
- Primary specialty
- AcupuncturistOther Service Providers
- Credential
- L.AC
- Sex
- Male
- Sole proprietor
- Yes
- License
- 198001059 (IL)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(80/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
4214 N Ashland Ave # 2
Chicago, IL 60613-1202
Phone: (773) 301-1398
Fax: (773) 477-4109
Street-level locationGet directions
Mailing address
4214 N Ashland Ave # 2
Chicago, IL 60613-1202
Registry dates
- Enumerated
- 2012-03-03
- Last updated
- 2012-03-03
Frequently asked questions
- What is Brendan Mattson's NPI number?
- Brendan Mattson's National Provider Identifier (NPI) is 1851665145, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brendan Mattson's specialty?
- Brendan Mattson is listed in the NPPES registry with a primary specialty of Acupuncturist (Other Service Providers).
- Where is Brendan Mattson located?
- Brendan Mattson's practice location on file with NPPES is 4214 N Ashland Ave # 2, Chicago, IL 60613-1202.
- What is Brendan Mattson's phone number?
- The practice phone number listed in the NPPES registry for Brendan Mattson is (773) 301-1398.
- Is Brendan Mattson's NPI active?
- Yes — Brendan Mattson's NPI (1851665145) is active in the NPPES registry as of the last update on 2012-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.