Steven K Barnett, MD
Family Medicine · Columbia, SC
At a glance
1911 Hampton St, Columbia, SC 29201-3535
NPPES record updated Jul 6, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
1911 Hampton StColumbia, SC 29201-3535
Additional reported practice locations
4244 N 19Th AvePhoenix, AZ 850155108
Phone: 6026610666 1820 E Sahara Ave Ste 201
Las Vegas, NV 891043721
Phone: 7029791111
Fax: 7089796227 601 Matlock Centre Cir
Arlington, TX 760152535
Phone: 8176931000
Fax: 9042934222 4211 Cedar Springs Rd Ste 200A
Dallas, TX 752192600
Phone: 9453510450
Fax: 8776733560
Education & affiliations
- Medical / professional school
- University Of Connecticut School Of Medicine
- Graduation year
- 1995
- CMS specialties
- Family Practice
Practice groups
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Consulting fee | $2,780.00 |
| Food and beverage | $753.17 |
Reporting companies
| Company | Amount |
|---|---|
| GILEAD SCIENCES, INC. | $3,056.76 |
| VIIV HEALTHCARE COMPANY | $420.10 |
| MERCK SHARP & DOHME LLC | $26.57 |
| NAPO PHARMACEUTICALS INC | $15.84 |
| ITI, INC. (D/B/A INTRA-CELLULAR THERAPIES, INC.) | $13.90 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Family Medicine
- Taxonomy code
- 207Q00000X
- Enumeration date
- May 26, 2006
- Record updated
- Jul 6, 2026
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
207Q00000X · Primary
License reported: MD20528 SC
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
1911 Hampton StColumbia, SC 29201-3535
- Phone
- (803) 670-8473
- Fax
- (803) 670-8473
Mailing address
PO BOX 100 DEPT#394MEMPHIS, TN 381480001
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
Report a directory issue