IndividualActive
Marcia Brown, RD
NPI 1841398021 · Registered Dietitian · Berwyn, IL
Marcia Brown, RD is a Registered Dietitian provider in Berwyn, IL (NPI 1841398021).
Provider details
- NPI number
- 1841398021
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(84/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
3249 Oak Park Ave
Berwyn, IL 60402-3429
Phone: (708) 783-2450
Street-level locationGet directions
Mailing address
2368 Paysphere Cir
Chicago, IL 60674-0023
Registry dates
- Enumerated
- 2006-09-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is Marcia Brown's NPI number?
- Marcia Brown's National Provider Identifier (NPI) is 1841398021, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marcia Brown's specialty?
- Marcia Brown is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Marcia Brown located?
- Marcia Brown's practice location on file with NPPES is 3249 Oak Park Ave, Berwyn, IL 60402-3429.
- What is Marcia Brown's phone number?
- The practice phone number listed in the NPPES registry for Marcia Brown is (708) 783-2450.
- Is Marcia Brown's NPI active?
- Yes — Marcia Brown's NPI (1841398021) 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.