Quick answers
- Which hospitals does Martha D. Castillo work at?
- Medicare's official clinician data lists Martha D. Castillo at 1 hospital: Lakeland Regional Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Martha D. Castillo see patients?
- Medicare's clinician data lists 1 practice location in Lakeland, FL. Call before your visit to confirm the address.
- What is Martha D. Castillo's specialty?
- Medicare lists General Surgery as the primary specialty.
- Does Martha D. Castillo accept Medicare assignment?
- Yes. Medicare's clinician data says Martha D. Castillo accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Martha D. Castillo?
- (863) 680-7000, as listed in official Medicare / NPI Registry data.
- What is Martha D. Castillo's NPI number?
- 1891229357. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Martha D. Castillo works
Medicare's Facility Affiliation Data lists Martha D. Castillo at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Lakeland Regional Medical CenterLakeland, FL · Acute Care Hospital · CCN 100157
Practice locations
Addresses where Martha D. Castillo is enrolled with Medicare (CMS data updated 2026-10-02).
- 1600 Lakeland Hills BlvdLakeland, FL 33805 (863) 680‑7000
Group practices
Medicare enrollment lists Martha D. Castillo as a member of this group (CMS data updated 2026-10-02).
- Watson Clinic LLP388 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Lakeland
Clinicians with the same Medicare primary specialty in Lakeland, FL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2016 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1891229357 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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