Quick answers
- Does Diana P. Behar accept Medicare assignment?
- Yes. Medicare's clinician data says Diana P. Behar accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Diana P. Behar see?
- In 2024, CMS data shows 106 Original Medicare patients and 106 services for Diana P. Behar. This counts Original Medicare only and measures volume, not quality.
- What is Diana P. Behar's NPI number?
- 1972384931. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Diana P. Behar, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 106 |
|---|---|
| Services billed to Medicare | 106 |
| Different services or procedures | 42 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Anesthesia for other procedure on large bowel using an endoscope (00811)17 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- High blood pressure74%
- Arthritis60%
- Anxiety40%
- Ischemic heart disease39%
- Chronic kidney disease35%
Hospitals where Diana P. Behar works
Medicare's Facility Affiliation Data lists Diana P. Behar at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Mercy Hospital St LouisSaint Louis, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260020
- SSM Health Saint Louis University HospitalSaint Louis, MO · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 260105
Practice locations
Addresses where Diana P. Behar is enrolled with Medicare (CMS data updated October 2, 2026).
- 1201 S Grand BlvdSaint Louis, MO 63104 (314) 257‑8000
- 1225 S Grand BlvdSaint Louis, MO 63104 (314) 257‑8000
- 615 S New Ballas RdSaint Louis, MO 63141 (314) 251‑4687
Group practices
Medicare enrollment lists Diana P. Behar as a member of these groups (CMS data updated October 2, 2026).
- Western Anesthesiology Associates Inc256 clinicians in the group
- SSM Health Slu Hospital Anesthesia Physician Billing LLC102 clinicians in the group
Specialties
- Anesthesiology Assistantprimary
Other anesthesiologist assistants in Saint Louis
Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.
Other clinicians in Western Anesthesiology Associates Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2023 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1972384931 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians