Mary Underwood, MSW
NPI 1487721460 · Clinical Social Worker · Spartanburg, SC
Mary Underwood, MSW is a Clinical Social Worker provider in Spartanburg, SC (NPI 1487721460).
Provider details
- NPI number
- 1487721460
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6087 (SC)
Specialties & taxonomies
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
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
Mailing address
Registry dates
- Enumerated
- 2006-11-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Underwood's NPI number?
- Mary Underwood's National Provider Identifier (NPI) is 1487721460, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Underwood's specialty?
- Mary Underwood is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Underwood located?
- Mary Underwood's practice location on file with NPPES is 601 W Main St, Spartanburg, SC 29301-2105.
- What is Mary Underwood's phone number?
- The practice phone number listed in the NPPES registry for Mary Underwood is (864) 597-1600.
- Is Mary Underwood's NPI active?
- Yes — Mary Underwood's NPI (1487721460) 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.