KENNETH G. WARNER M.D.
NPI 1992817357
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Springfield, MA
About Kenneth G. Warner M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KENNETH G. WARNER M.D. (NPI 1992817357) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in Springfield, Massachusetts, licensed in Massachusetts (52676) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Baystate Franklin Medical Center, and is a graduate of University Of Michigan Medical School (1982).
NPPES Registry Identity
Specialties & Licenses 3
Accepted Insurance
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
Kenneth G. Warner 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
3Medicare enrollment records show Kenneth Warner reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Springfield, MA 01199
- Reassigned Medicare billing, Massachusetts enrollment
- 1,537 clinicians in this Medicare group
Boston, MA 02111
- Reassigned Medicare billing, Massachusetts enrollment
- 72 clinicians in this Medicare group
Peabody, MA 01960
- Reassigned Medicare billing, Massachusetts enrollment
- 1,841 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.
Areas of Expertise CMS Part B claims 7
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Baystate Franklin Medical Center
Acute Care Hospitals · Greenfield, MABaystate Wing Hospital
Acute Care Hospitals · Palmer, MABaystate Noble Hospital
Acute Care Hospitals · Westfield, MABaystate Medical Center
Acute Care Hospitals · Springfield, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01107 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
SPRINGFIELD, MA 01107
SPRINGFIELD, MA 01107
SPRINGFIELD, MA 01107
SPRINGFIELD, MA 01107
SPRINGFIELD, MA 01107
SPRINGFIELD, MA 01107
SPRINGFIELD, MA 01107
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 Kenneth Warner's NPI number?
The NPI number for Kenneth Warner is 1992817357. It was assigned to this individual provider in the NPPES registry on August 31, 2006.
Where is Kenneth Warner located?
Kenneth Warner practices at 2 Medical Center Dr Ste 512, Springfield, MA 01107. The listed phone number is (413) 794-5550.
What is Kenneth Warner's specialty?
The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.
Is Kenneth Warner enrolled in Medicare?
Yes. Kenneth Warner 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 Kenneth Warner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kenneth Warner reassigns Medicare benefits to 3 organizations: Baystate Medical Practices, Inc (Springfield, MA), Pratt Surgical Associates Inc (Boston, MA) and Lahey Clinic, Inc (Peabody, MA). 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 Kenneth Warner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Kenneth Warner accept?
Health plans from Anthem Blue Cross and Blue Shield, Taro Health and WellSense Health Plan list Kenneth Warner 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.
Is Kenneth Warner affiliated with any hospitals?
According to CMS data, Kenneth Warner is affiliated with Baystate Franklin Medical Center, Baystate Wing Hospital, Baystate Noble Hospital and Baystate Medical Center.
When was this NPI record last updated?
The NPPES record for Kenneth Warner was last updated on September 29, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Kenneth G. Warner, M.D. · NPI 1992817357
Thoracic Surgery (Cardiothoracic Vascular Surgery) physician in Springfield, Massachusetts. Individual provider, active in the CMS NPPES registry since August 31, 2006.
## Identity
- **NPI:** 1992817357 (Entity type: Individual)
- **Enumerated:** August 31, 2006
- **Primary specialty:** Thoracic Surgery (Cardiothoracic Vascular Surgery) · taxonomy 208G00000X
- **State license:** 52676 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 2 MEDICAL CENTER DR STE 512, Springfield, MA 01107-1273
- **Phone:** (413) 794-5550 · **Fax:** (413) 794-4212
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Baystate Medical Practices, Inc (NPI 1548205909, Springfield, MA); Pratt Surgical Associates Inc (NPI 1912944182, Boston, MA); Lahey Clinic, Inc (NPI 1063447316, Peabody, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Michigan Medical School, class of 1982
## Record status
- **NPPES last updated:** September 29, 2023
---
Source: [NPI Profile](https://npiprofile.com/npi/1992817357) · Data from the CMS NPPES public registry.