Corey Marks
NPI 1992403141 · Professional Counselor · Darby, PA
Corey Marks is a Professional Counselor provider in Darby, PA (NPI 1992403141).
Provider details
- NPI number
- 1992403141
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Counselor101Y00000X
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
Mailing address
Registry dates
- Enumerated
- 2023-02-17
- Last updated
- 2023-02-17
- Certified
- 2023-02-17
Frequently asked questions
- What is Corey Marks's NPI number?
- Corey Marks's National Provider Identifier (NPI) is 1992403141, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Corey Marks's specialty?
- Corey Marks is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Corey Marks located?
- Corey Marks's practice location on file with NPPES is 629 Colwyn Ave, Darby, PA 19023-2413.
- What is Corey Marks's phone number?
- The practice phone number listed in the NPPES registry for Corey Marks is (267) 269-8751.
- Is Corey Marks's NPI active?
- Yes — Corey Marks's NPI (1992403141) is active in the NPPES registry as of the last update on 2023-02-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.