Quick answers
- Does Krista L. Sizemore accept Medicare assignment?
- Medicare's clinician data says Krista L. Sizemore may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- How many Medicare patients does Krista L. Sizemore see?
- In 2024, CMS data shows 117 Original Medicare patients and 118 services for Krista L. Sizemore. This counts Original Medicare only and measures volume, not quality.
- What is Krista L. Sizemore's NPI number?
- 1003964008. 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 Krista L. Sizemore, 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 | 117 |
|---|---|
| Services billed to Medicare | 118 |
| Different services or procedures | 20 |
| Participating Medicare provider | Yes |
| Average age of these patients | 72 |
Most frequent services
- Anesthesia for other procedure on large bowel using an endoscope (00811)26 services
- Anesthesia for procedure on small and large bowel using an endoscope (00813)22 services
- Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (00731)16 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 blood pressure75%
- High cholesterol75%
- Arthritis50%
- Ischemic heart disease39%
- Anxiety36%
- Diabetes29%
Hospitals where Krista L. Sizemore works
Medicare's Facility Affiliation Data lists Krista L. Sizemore 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.
- Camc Plateau Medical Center, IncOak Hill, WV · Critical Access Hospital · Emergency services: listed by Medicare · CCN 511317
- Charleston Area Medical CenterCharleston, WV · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 510022
Practice locations
Addresses where Krista L. Sizemore is enrolled with Medicare (CMS data updated October 2, 2026).
- 430 Main StOak Hill, WV 25901 (304) 469‑8600
- 84 Brookshire LnBeckley, WV 25801 (304) 255‑2724
Group practices
Medicare enrollment lists Krista L. Sizemore as a member of these groups (CMS data updated October 2, 2026).
- Medstream Anesthesia PLLC573 clinicians in the group
- Safe and Sound Anesthesia Services LLC6 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), West Virginia →
Other nurse anesthetists in Oak Hill
Clinicians with the same Medicare primary specialty in Oak Hill, WV — not a recommendation.
Other clinicians in Medstream Anesthesia PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 1998 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1003964008 |
| 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