Doris Fregoso, DC
NPI 1578974481 · Chiropractor · Chicago, IL
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Doris Fregoso, DC is a Chiropractor provider in Chicago, IL (NPI 1578974481).
Provider details
- NPI number
- 1578974481
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- DC
- Sex
- Female
- Sole proprietor
- No
- License
- 038012225 (IL)
Specialties & taxonomies
Chiropractic Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
Mailing address
Registry dates
- Enumerated
- 2014-05-13
- Last updated
- 2014-05-13
Frequently asked questions
- What is Doris Fregoso's NPI number?
- Doris Fregoso's National Provider Identifier (NPI) is 1578974481, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Doris Fregoso's specialty?
- Doris Fregoso is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is Doris Fregoso located?
- Doris Fregoso's practice location on file with NPPES is 4367 S Archer Ave, Chicago, IL 60632-2826.
- What is Doris Fregoso's phone number?
- The practice phone number listed in the NPPES registry for Doris Fregoso is (773) 767-3822.
- Does Doris Fregoso accept Medicare?
- Doris Fregoso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Doris Fregoso's NPI active?
- Yes — Doris Fregoso's NPI (1578974481) is active in the NPPES registry as of the last update on 2014-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.