Quick answers
- Where does Ralf W. Blackstone see patients?
- Medicare's clinician data lists 1 practice location in Largo, FL. Call before your visit to confirm the address.
- What is Ralf W. Blackstone's specialty?
- Medicare lists Anesthesiology as the primary specialty.
- Does Ralf W. Blackstone accept Medicare assignment?
- Yes. Medicare's clinician data says Ralf W. Blackstone 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 Ralf W. Blackstone?
- (727) 408-5610, as listed in official Medicare / NPI Registry data.
- What is Ralf W. Blackstone's NPI number?
- 1982691317. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Ralf W. Blackstone is enrolled with Medicare (CMS data updated 2026-10-02).
- 124166 66th St N, Suite DLargo, FL 33773 (727) 408‑5610
Group practices
Medicare enrollment lists Ralf W. Blackstone as a member of this group (CMS data updated 2026-10-02).
- Healthcare Career Services LLC29 clinicians in the group
Specialties
- Anesthesiologyprimary
Other anesthesiologists in Largo
Clinicians with the same Medicare primary specialty in Largo, FL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Texas Medical School At San Antonio |
| Graduation year | 1978 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1982691317 |
| 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 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