IndividualActive
Bonnie Marsden, LISW
NPI 1609957489 · Professional Counselor · Anderson, SC
Bonnie Marsden, LISW is a Professional Counselor provider in Anderson, SC (NPI 1609957489).
Provider details
- NPI number
- 1609957489
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- LISW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 2057 (SC)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 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
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
4122 Clemson Blvd
Suite 1-C
Anderson, SC 29621-1100
Phone: (864) 221-3565
Street-level locationGet directions
Mailing address
4122 Clemson Blvd
Anderson, SC 29621-1100
Registry dates
- Enumerated
- 2006-10-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is Bonnie Marsden's NPI number?
- Bonnie Marsden's National Provider Identifier (NPI) is 1609957489, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Bonnie Marsden's specialty?
- Bonnie Marsden is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Bonnie Marsden located?
- Bonnie Marsden's practice location on file with NPPES is 4122 Clemson Blvd, Anderson, SC 29621-1100.
- What is Bonnie Marsden's phone number?
- The practice phone number listed in the NPPES registry for Bonnie Marsden is (864) 221-3565.
- Is Bonnie Marsden's NPI active?
- Yes — Bonnie Marsden's NPI (1609957489) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.