DR. JOHN G ATWATER M.D.
NPI 1932115656
Orthopaedic Surgery in Vero Beach, FL
About Dr. John G Atwater M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN G ATWATER M.D. (NPI 1932115656) is an individual orthopaedic surgery provider in Vero Beach, Florida, licensed in Illinois (036100906) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through November 19, 2026, and is affiliated with Cleveland Clinic Indian River Hospital.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
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
Dr. John G Atwater 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
2Medicare enrollment records show John Atwater reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Vero Beach, FL 32960
- Reassigned Medicare billing, Florida enrollment
- 2 clinicians in this Medicare group
Garland, TX 75040
- Reassigned Medicare billing, Florida enrollment
- 5 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.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 10D2201509
John G Atwater MD PA Dba Ortho Spine America · Vero Beach, FLAreas of Expertise CMS Part B claims 25
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cleveland Clinic Indian River Hospital
Acute Care Hospitals · Vero Beach, FLSebastian River Medical Center
Acute Care Hospitals · Sebastian, FLHca Florida Lawnwood Hospital
Acute Care Hospitals · Fort Pierce, FLPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 32960 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
VERO BEACH, FL 32960
VERO BEACH, FL 32960
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 Atwater's NPI number?
The NPI number for John Atwater is 1932115656. It was assigned to this individual provider in the NPPES registry on August 1, 2006.
Where is John Atwater located?
John Atwater practices at 1355 37th St Ste 302, Vero Beach, FL 32960. The listed phone number is (772) 213-9800.
What is John Atwater's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is John Atwater enrolled in Medicare?
Yes. John Atwater 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 John Atwater's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Atwater reassigns Medicare benefits to 2 organizations: John Gregory Atwater MD PA (Vero Beach, FL) and Integrity Chronic Care Management LLC (Garland, TX). 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 Atwater's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Does John Atwater hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 10D2201509) is associated with this NPI, valid through November 19, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does John Atwater accept?
Health plans from Florida Blue (BlueCross BlueShield FL) list John Atwater 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 John Atwater affiliated with any hospitals?
According to CMS data, John Atwater is affiliated with Cleveland Clinic Indian River Hospital, Sebastian River Medical Center and Hca Florida Lawnwood Hospital.
When was this NPI record last updated?
The NPPES record for John Atwater was last updated on April 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.