DR. JOHN C BAKER JR. D.O.
NPI 1386063733
Hospitalist in Westlake, OH
About Dr. John C Baker Jr. D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN C BAKER JR. D.O. (NPI 1386063733) is an individual hospitalist provider in Westlake, Ohio, licensed in Ohio (34.012019) and active in the NPI registry since April 2014. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. John C Baker Jr. D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show John Baker reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Middleburg Heights, OH 44130
- Reassigned Medicare billing, Ohio enrollment
- 238 clinicians in this Medicare group
Cleveland, OH 44106
- Reassigned Medicare billing, Ohio enrollment
- 3,958 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 44145 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WESTLAKE, OH 44145
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 John Baker's NPI number?
The NPI number for John Baker is 1386063733. It was assigned to this individual provider in the NPPES registry on April 14, 2014.
Where is John Baker located?
John Baker practices at 29000 Center Ridge Rd, Westlake, OH 44145. The listed phone number is (440) 827-5576.
What is John Baker's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is John Baker enrolled in Medicare?
Yes. John Baker is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Baker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Baker reassigns Medicare benefits to 2 organizations: North East Ohio Group Practice LLC (Middleburg Heights, OH) and University Hospitals Medical Group Inc (Cleveland, OH). 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 John Baker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Baker accept?
Health plans from Ambetter Health list John Baker as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for John Baker was last updated on June 16, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years 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.
# Dr. John C Baker Jr., D.O. · NPI 1386063733
Hospitalist physician in Westlake, Ohio. Individual provider, active in the CMS NPPES registry since April 14, 2014.
## Identity
- **NPI:** 1386063733 (Entity type: Individual)
- **Enumerated:** April 14, 2014
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 34.012019 (Ohio)
- **Sole proprietor:** No
## Practice location
- **Address:** 29000 CENTER RIDGE RD, Westlake, OH 44145-5293
- **Phone:** (440) 827-5576
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): North East Ohio Group Practice LLC (NPI 1063575462, Middleburg Heights, OH); University Hospitals Medical Group Inc (NPI 1669499414, Cleveland, OH) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 16, 2017
- **Other identifiers:** Medicaid 127929 (OH)
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Source: [NPI Profile](https://npiprofile.com/npi/1386063733) · Data from the CMS NPPES public registry.