IndividualActive
Liam Mahoney
NPI 1598622763 · Counselor · Willow Grove, PA
Liam Mahoney is a Counselor provider in Willow Grove, PA (NPI 1598622763).
Provider details
- NPI number
- 1598622763
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(56/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% 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
2500 Maryland Rd Ste 130
Willow Grove, PA 19090-1223
Phone: (610) 277-4600
Street-level locationGet directions
Mailing address
1100 Powell St
Norristown, PA 19401-3820
Additional practice locations (2)
- 1100 Powell StNorristown, PA 19401-3820Phone: (610) 277-4600
- 1201 Dekalb StNorristown, PA 19401-3415Phone: (610) 277-4600
Registry dates
- Enumerated
- 2026-01-08
- Last updated
- 2026-01-08
- Certified
- 2026-01-08
Frequently asked questions
- What is Liam Mahoney's NPI number?
- Liam Mahoney's National Provider Identifier (NPI) is 1598622763, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Liam Mahoney's specialty?
- Liam Mahoney is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Liam Mahoney located?
- Liam Mahoney's practice location on file with NPPES is 2500 Maryland Rd Ste 130, Willow Grove, PA 19090-1223.
- What is Liam Mahoney's phone number?
- The practice phone number listed in the NPPES registry for Liam Mahoney is (610) 277-4600.
- Is Liam Mahoney's NPI active?
- Yes — Liam Mahoney's NPI (1598622763) is active in the NPPES registry as of the last update on 2026-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.