Quick answers
- Does Teresa C. Simas accept Medicare assignment?
- Yes. Medicare's clinician data says Teresa C. Simas 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 Teresa C. Simas see?
- In 2024, CMS data shows 153 Original Medicare patients and 370 services for Teresa C. Simas. This counts Original Medicare only and measures volume, not quality.
- What is Teresa C. Simas's NPI number?
- 1194810739. 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 Teresa C. Simas, 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 | 153 |
|---|---|
| Services billed to Medicare | 370 |
| Different services or procedures | 24 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)137 services
- Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (Q0091)48 services
- Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)47 services
- Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more (99215)45 services
- Assessment of emotional or behavioral problems (96127)23 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 pressure59%
- Arthritis39%
- Osteoporosis29%
- Anxiety25%
- Diabetes20%
Hospitals where Teresa C. Simas works
Medicare's Facility Affiliation Data lists Teresa C. Simas 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.
- Kaweah Health Medical CenterVisalia, CA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 050057
Practice locations
Addresses where Teresa C. Simas is enrolled with Medicare (CMS data updated October 2, 2026).
- 1827 S Court St, Suite AVisalia, CA 93277 (559) 372‑7390
Group practices
Medicare enrollment lists Teresa C. Simas as a member of this group (CMS data updated October 2, 2026).
- Riverway Medical Group a Medical Corporation8 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Visalia
Clinicians with the same Medicare primary specialty in Visalia, CA — not a recommendation.
Other clinicians in Riverway Medical Group a Medical Corporation
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 1997 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1194810739 |
| 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