IndividualActive
Melissa Mahon, PSY.D.
NPI 1932304102 · Clinical Psychologist · Geneva, IL
Melissa Mahon, PSY.D. is a Clinical Psychologist provider in Geneva, IL (NPI 1932304102).
Provider details
- NPI number
- 1932304102
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 071-008253 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(98/100 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
100% of core fields populated
- Practice footprint23% of score
3 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
28 S 5th St
Geneva, IL 60134-2111
Phone: (847) 287-0916
Street-level locationGet directions
Mailing address
863 Ravinia Ct
Batavia, IL 60510-3213
Additional practice locations (2)
- 1655 N Arlington Heights RdArlington Heights, IL 60004-3982Phone: (847) 259-8583
- 2285 Sequoia DrAurora, IL 60506-6209Phone: (630) 859-6700
Registry dates
- Enumerated
- 2007-06-18
- Last updated
- 2020-11-10
- Certified
- 2020-11-10
Frequently asked questions
- What is Melissa Mahon's NPI number?
- Melissa Mahon's National Provider Identifier (NPI) is 1932304102, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Mahon's specialty?
- Melissa Mahon is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Melissa Mahon located?
- Melissa Mahon's practice location on file with NPPES is 28 S 5th St, Geneva, IL 60134-2111.
- What is Melissa Mahon's phone number?
- The practice phone number listed in the NPPES registry for Melissa Mahon is (847) 287-0916.
- Is Melissa Mahon's NPI active?
- Yes — Melissa Mahon's NPI (1932304102) is active in the NPPES registry as of the last update on 2020-11-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.