Quick answers
- Which hospitals does Purba Biswas work at?
- Medicare's official clinician data lists Purba Biswas at 4 hospitals: Benson Hospital, Canyon Vista Medical Center, Copper Queen Community Hospital and Tucson Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Purba Biswas see patients?
- Medicare's clinician data lists 2 practice locations, including Sierra Vista, AZ. Call before your visit to confirm the address.
- What is Purba Biswas's specialty?
- Medicare lists Internal Medicine as the primary specialty, and also Nephrology.
- Does Purba Biswas accept Medicare assignment?
- Yes. Medicare's clinician data says Purba Biswas 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 Purba Biswas offer telehealth?
- Medicare's clinician data says Purba Biswas offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Purba Biswas?
- (520) 459-5959, as listed in official Medicare / NPI Registry data.
- What is Purba Biswas's NPI number?
- 1740274190. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Purba Biswas works
Medicare's Facility Affiliation Data lists Purba Biswas at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Benson HospitalBenson, AZ · Critical Access Hospital · CCN 031301
- Canyon Vista Medical CenterSierra Vista, AZ · Acute Care Hospital · CCN 030043
- Copper Queen Community HospitalBisbee, AZ · Critical Access Hospital · CCN 031312
- Tucson Medical CenterTucson, AZ · Acute Care Hospital · CCN 030006
Practice locations
Addresses where Purba Biswas is enrolled with Medicare (CMS data updated 2026-10-02).
- 1840 Paseo San LuisSierra Vista, AZ 85635 (520) 459‑5959
- 629 N Hwy 90Sierra Vista, AZ 85635 (520) 459‑7791
Specialties
- Internal Medicineprimary
- Nephrologyalso
Other internal medicine doctors in Sierra Vista
Clinicians with the same Medicare primary specialty in Sierra Vista, AZ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1991 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1740274190 |
| 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