Quick answers
- Does Shirley R. Whitefield accept Medicare assignment?
- Yes. Medicare's clinician data says Shirley R. Whitefield 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 Shirley R. Whitefield see?
- In 2024, CMS data shows 264 Original Medicare patients and 422 services for Shirley R. Whitefield. This counts Original Medicare only and measures volume, not quality.
- What is Shirley R. Whitefield's NPI number?
- 1609863604. 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 Shirley R. Whitefield, 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 | 264 |
|---|---|
| Services billed to Medicare | 422 |
| Different services or procedures | 12 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Anesthesia for lens surgery (00142)359 services
- Anesthesia for other procedure on eye (00140)36 services
- Anesthesia for procedure for total knee joint replacement (01402)11 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 pressure65%
- Arthritis41%
- Ischemic heart disease26%
- Diabetes21%
- Osteoporosis18%
Practice locations
Addresses where Shirley R. Whitefield is enrolled with Medicare (CMS data updated October 2, 2026).
- 333 N Texas AveWebster, TX 77598 (281) 358‑8114
- 5115 Fannin St, Suite 1000Houston, TX 77004 (713) 275‑2457
- 750 12th AveFort Worth, TX 76104 (817) 570‑0200
Group practices
Medicare enrollment lists Shirley R. Whitefield as a member of these groups (CMS data updated October 2, 2026).
- U S Anesthesia Partners of Texas, PA2,752 clinicians in the group
- Compass Anesthesia Providers, PLLC165 clinicians in the group
- Specialized Crna Services LLC10 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Texas →
Other nurse anesthetists in Webster
Clinicians with the same Medicare primary specialty in Webster, TX — not a recommendation.
Other clinicians in U S Anesthesia Partners of Texas, PA
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 1983 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1609863604 |
| 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
- 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