Quick answers
- Which hospitals does Vivek Agarwal work at?
- Medicare's official clinician data lists Vivek Agarwal at 5 hospitals: Grand Lake Health System, Lima Memorial Health System, Mercer County Joint Township Community Hospital, Mercy Health - Tiffin Hospital and Mercy Health St Ritas Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Vivek Agarwal see patients?
- Medicare's clinician data lists 3 practice locations, including Tiffin, OH, Ottawa, OH and Lima, OH. Call before your visit to confirm the address.
- What is Vivek Agarwal's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does Vivek Agarwal accept Medicare assignment?
- Yes. Medicare's clinician data says Vivek Agarwal 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 Vivek Agarwal offer telehealth?
- Medicare's clinician data says Vivek Agarwal offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Vivek Agarwal?
- (419) 455-8500, as listed in official Medicare / NPI Registry data.
- What is Vivek Agarwal's NPI number?
- 1982918199. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Vivek Agarwal works
Medicare's Facility Affiliation Data lists Vivek Agarwal at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Grand Lake Health SystemSaint Marys, OH · Acute Care Hospital · CCN 360032
- Lima Memorial Health SystemLima, OH · Acute Care Hospital · CCN 360009
- Mercer County Joint Township Community HospitalColdwater, OH · Acute Care Hospital · CCN 360058
- Mercy Health - Tiffin HospitalTiffin, OH · Acute Care Hospital · CCN 360089
- Mercy Health St Ritas Medical CenterLima, OH · Acute Care Hospital · CCN 360066
Practice locations
Addresses where Vivek Agarwal is enrolled with Medicare (CMS data updated 2026-10-02).
- 27 St Lawrence Dr, Suite 201Tiffin, OH 44883 (419) 455‑8500
- 601 State Route 224Ottawa, OH 45875 (419) 996‑5852
- 750 W High St, Suite 150Lima, OH 45801 (419) 227‑1359
Group practices
Medicare enrollment lists Vivek Agarwal as a member of these groups (CMS data updated 2026-10-02).
- Mercy Health Physicians North Specialty Care LLC355 clinicians in the group
- Mercy Health Physicians Lima Specialty Care LLC253 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Tiffin
Clinicians with the same Medicare primary specialty in Tiffin, OH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2007 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1982918199 |
| 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