Ethelbert Jackson Baker, MD
Thoracic Surgery (CMS) · Chillicothe, OH
At a glance
4439 State Route 159, Chillicothe, OH 45601-8207
Published activity: Coronary artery bypass graft (CABG) · Removal of tissue. View counts and coverage
NPPES record updated Jan 3, 2023. 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
4439 State Route 159 Suite 130Chillicothe, OH 45601-8207
Additional reported practice locations
703 S Fleishel Ave Ste 5000Tyler, TX 757012015
Phone: 9036062992 1003 Bellefontaine Ave Ste 200
Lima, OH 458041803
Phone: 4192277702
Fax: 4192277991
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 1986
- CMS specialties
- Thoracic Surgery
Practice groups
Reported hospital affiliations
- Lima Memorial Health System Lima, OH
- Wilson Memorial Hospital Sidney, OH
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.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Coronary artery bypass graft (CABG) | 1-10 |
| Removal of tissue | 1-10 |
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.
Service-mix comparison is unavailable for this NPI in the imported Medicare service file.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
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
- Thoracic Surgery (CMS)
- Taxonomy code
- 208G00000X
- Enumeration date
- Feb 21, 2006
- Record updated
- Jan 3, 2023
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
208G00000X
License reported: K9019 TX
208G00000X · Primary
License reported: 35068644 OH
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
4439 State Route 159Suite 130
Chillicothe, OH 45601-8207
- Phone
- (740) 779-4360
- Fax
- (740) 779-4369
Mailing address
272 HOSPITAL RD STE 6CHILLICOTHE, OH 456019031
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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