Quick answers
- Which hospitals does Carlos A. Machado work at?
- Medicare's official clinician data lists Carlos A. Machado at 3 hospitals: Christiana Hospital, St Francis Hospital and Union Hospital of Cecil County. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Carlos A. Machado see patients?
- Medicare's clinician data lists 4 practice locations, including Elkton, MD, Chadds Ford, PA and Newark, DE. Call before your visit to confirm the address.
- What is Carlos A. Machado's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does Carlos A. Machado accept Medicare assignment?
- Yes. Medicare's clinician data says Carlos A. Machado 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.
- Does Carlos A. Machado offer telehealth?
- Medicare's clinician data says Carlos A. Machado offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Carlos A. Machado?
- (410) 620-9200, as listed in official Medicare / NPI Registry data.
- What is Carlos A. Machado's NPI number?
- 1497995690. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Carlos A. Machado works
Medicare's Facility Affiliation Data lists Carlos A. Machado at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Christiana HospitalNewark, DE · Acute Care Hospital · CCN 080001
- St Francis HospitalWilmington, DE · Acute Care Hospital · CCN 080003
- Union Hospital of Cecil CountyElkton, MD · Acute Care Hospital · CCN 210032
Practice locations
Addresses where Carlos A. Machado is enrolled with Medicare (CMS data updated 2026-10-02).
- 137 W High St, Suite 1aElkton, MD 21921 (410) 620‑9200
- 291 Wilmington W Chester PikeChadds Ford, PA 19317 (484) 842‑1798
- 4923 Ogletown Stanton Rd, Suite 200Newark, DE 19713 (302) 225‑0451
- 701 N Clayton St, Suite 401Wilmington, DE 19805 (302) 421‑9411
Group practices
Medicare enrollment lists Carlos A. Machado as a member of this group (CMS data updated 2026-10-02).
- Nephrology Associates PA54 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Elkton
Clinicians with the same Medicare primary specialty in Elkton, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Rutgers New Jersey Medical School |
| Graduation year | 2007 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1497995690 |
| 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