Quick answers
- Does Rebecca D. Castilo accept Medicare assignment?
- Yes. Medicare's clinician data says Rebecca D. Castilo 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 Rebecca D. Castilo see?
- In 2024, CMS data shows 500 Original Medicare patients and 712 services for Rebecca D. Castilo. This counts Original Medicare only and measures volume, not quality.
- What is Rebecca D. Castilo's NPI number?
- 1083227128. 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 Rebecca D. Castilo, 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 | 500 |
|---|---|
| Services billed to Medicare | 712 |
| Different services or procedures | 21 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)273 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)159 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)97 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)87 services
- Removal of external hemorrhoids by rubber banding (46221)28 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%
- Arthritis55%
- Ischemic heart disease36%
- Diabetes34%
- Anxiety28%
Hospitals where Rebecca D. Castilo works
Medicare's Facility Affiliation Data lists Rebecca D. Castilo 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.
- Baptist Memorial HospitalMemphis, TN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 440048
- Baptist Memorial Hospital TiptonCovington, TN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 440131
- Methodist Hospitals of MemphisMemphis, TN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 440049
- Saint Francis Bartlett Medical CenterBartlett, TN · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 440228
Practice locations
Addresses where Rebecca D. Castilo is enrolled with Medicare (CMS data updated October 2, 2026).
- 3350 N Germantown RdBartlett, TN 38133 (901) 377‑2111
Group practices
Medicare enrollment lists Rebecca D. Castilo as a member of this group (CMS data updated October 2, 2026).
- Gastroenterology Center of the Midsouth PLLC149 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Bartlett
Clinicians with the same Medicare primary specialty in Bartlett, TN — not a recommendation.
Other clinicians in Gastroenterology Center of the Midsouth PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1083227128 |
| 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