IndividualActive
Melissa Ryan
NPI 1366915860 · Behavior Analyst · Darien, IL
Melissa Ryan is a Behavior Analyst provider in Darien, IL (NPI 1366915860).
Provider details
- NPI number
- 1366915860
- Entity type
- Individual
- Primary specialty
- Behavior AnalystBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(65/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
8149 Cass Ave
Darien, IL 60561-5012
Phone: (630) 541-6441
Street-level locationGet directions
Mailing address
1902 Parkside Dr
Shorewood, IL 60404-0702
Additional practice locations (1)
- 600 E Ash St Bldg 43sSpringfield, IL 62703-2925Phone: (800) 843-6154
Registry dates
- Enumerated
- 2019-01-07
- Last updated
- 2019-01-07
Frequently asked questions
- What is Melissa Ryan's NPI number?
- Melissa Ryan's National Provider Identifier (NPI) is 1366915860, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Ryan's specialty?
- Melissa Ryan is listed in the NPPES registry with a primary specialty of Behavior Analyst (Behavioral Health & Social Service Providers).
- Where is Melissa Ryan located?
- Melissa Ryan's practice location on file with NPPES is 8149 Cass Ave, Darien, IL 60561-5012.
- What is Melissa Ryan's phone number?
- The practice phone number listed in the NPPES registry for Melissa Ryan is (630) 541-6441.
- Is Melissa Ryan's NPI active?
- Yes — Melissa Ryan's NPI (1366915860) is active in the NPPES registry as of the last update on 2019-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.