RUTH ELAINE BAKER M.D.
NPI 1104923598
Obstetrics & Gynecology in Columbia, SC
About Ruth Elaine Baker M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RUTH ELAINE BAKER M.D. (NPI 1104923598) is an individual obstetrics & gynecology provider in Columbia, South Carolina, licensed in Georgia (048478) and active in the NPI registry since September 2006. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of University Of Florida College Of Medicine (1996).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ruth Elaine Baker M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show Ruth Baker reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Columbia, SC 29229
- Reassigned Medicare billing, South Carolina enrollment
- Medicare enrollment name: Kraemer Women's Care, LLC
- 26 clinicians in this Medicare group
Greenville, SC 29607
- Reassigned Medicare billing, South Carolina enrollment
- 190 clinicians in this Medicare group
Morrisville, NC 27560
- Reassigned Medicare billing, South Carolina enrollment
- 105 clinicians in this Medicare group
Jackson, TN 38301
- Reassigned Medicare billing, Tennessee enrollment
- 92 clinicians in this Medicare group
Jackson, TN 38301
- Reassigned Medicare billing, Tennessee enrollment
- 54 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 29201 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Ruth Baker's NPI number?
The NPI number for Ruth Baker is 1104923598. It was assigned to this individual provider in the NPPES registry on September 20, 2006.
Where is Ruth Baker located?
Ruth Baker practices at 1333 Taylor St Ste 2D, Columbia, SC 29201. The listed phone number is (803) 753-7524.
What is Ruth Baker's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Ruth Baker enrolled in Medicare?
Yes. Ruth Baker is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Ruth Baker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ruth Baker reassigns Medicare benefits to 5 organizations: Kraemer Womens Care, LLC (Columbia, SC), Obhg South Carolina PC (Greenville, SC), Uwh Of The Carolinas, PLLC (Morrisville, NC), Obhg Tennessee, P.C. (Jackson, TN) and University Of Tennessee (Jackson, TN). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ruth Baker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Ruth Baker was last updated on January 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Ruth Elaine Baker, M.D. · NPI 1104923598
Obstetrics & Gynecology physician in Columbia, South Carolina. Individual provider, active in the CMS NPPES registry since September 20, 2006.
## Identity
- **NPI:** 1104923598 (Entity type: Individual)
- **Enumerated:** September 20, 2006
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 048478 (Georgia)
- **Sole proprietor:** No
## Practice location
- **Address:** 1333 TAYLOR ST STE 2D, Columbia, SC 29201-2945
- **Phone:** (803) 753-7524
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Kraemer Womens Care, LLC (NPI 1124201280, Columbia, SC); Obhg South Carolina PC (NPI 1538457361, Greenville, SC); Uwh Of The Carolinas, PLLC (NPI 1639506470, Morrisville, NC); Obhg Tennessee, P.C. (NPI 1285924977, Jackson, TN); University Of Tennessee (NPI 1780686436, Jackson, TN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Florida College Of Medicine, class of 1996
## Record status
- **NPPES last updated:** January 15, 2026
- **Other identifiers:** Medicaid 000863068E (GA); Other 048478 (GA)
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Source: [NPI Profile](https://npiprofile.com/npi/1104923598) · Data from the CMS NPPES public registry.