IndividualActive
Mary Ann Marcos
NPI 1922455047 · Pharmacist · Chicago, IL
Mary Ann Marcos is a Pharmacist provider in Chicago, IL (NPI 1922455047).
Provider details
- NPI number
- 1922455047
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 051.297715 (IL)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Established profile(72/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
3630 N Southport Ave
Chicago, IL 60613-3710
Phone: (773) 327-1485
Street-level locationGet directions
Mailing address
3630 N Southport Ave
Chicago, IL 60613-3710
Registry dates
- Enumerated
- 2016-05-18
- Last updated
- 2016-05-18
Frequently asked questions
- What is Mary Ann Marcos's NPI number?
- Mary Ann Marcos's National Provider Identifier (NPI) is 1922455047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ann Marcos's specialty?
- Mary Ann Marcos is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Mary Ann Marcos located?
- Mary Ann Marcos's practice location on file with NPPES is 3630 N Southport Ave, Chicago, IL 60613-3710.
- What is Mary Ann Marcos's phone number?
- The practice phone number listed in the NPPES registry for Mary Ann Marcos is (773) 327-1485.
- Is Mary Ann Marcos's NPI active?
- Yes — Mary Ann Marcos's NPI (1922455047) is active in the NPPES registry as of the last update on 2016-05-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.