What is Marissa Loner's NPI number?

Marissa Loner's National Provider Identifier (NPI) is 1871475111, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marissa Loner's specialty?

Marissa Loner is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).

Where is Marissa Loner located?

Marissa Loner's practice location on file with NPPES is 1000 Commerce Park Dr Ste 1000, Williamsport, PA 17701-5407.

What is Marissa Loner's phone number?

The practice phone number listed in the NPPES registry for Marissa Loner is (877) 907-7970.

Is Marissa Loner's NPI active?

Yes — Marissa Loner's NPI (1871475111) is active in the NPPES registry as of the last update on 2025-07-25.

IndividualActive

Marissa Loner

NPI 1871475111 · Mental Health Counselor · Williamsport, PA

Marissa Loner is a Mental Health Counselor provider in Williamsport, PA (NPI 1871475111).

Provider details

NPI number: 1871475111
Entity type: Individual
Primary specialty: Mental Health CounselorBehavioral Health & Social Service Providers
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Mental Health CounselorPrimary101YM0800X
Behavioral Health & Social Service Providers

Profile Score

Basic profile(48/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
1 yr 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

1000 Commerce Park Dr Ste 1000

Williamsport, PA 17701-5407

Phone: (877) 907-7970

Street-level locationGet directions

More PA providers

Mailing address