Quick answers
- Which hospitals does Thodur M. Ranganathan work at?
- Medicare's official clinician data lists Thodur M. Ranganathan at 2 hospitals: Advocate Lutheran General Hospital and Loretto Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Thodur M. Ranganathan see patients?
- Medicare's clinician data lists 1 practice location in Des Plaines, IL. Call before your visit to confirm the address.
- What is Thodur M. Ranganathan's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Thodur M. Ranganathan accept Medicare assignment?
- Yes. Medicare's clinician data says Thodur M. Ranganathan 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 Thodur M. Ranganathan?
- (248) 699-7850, as listed in official Medicare / NPI Registry data.
- What is Thodur M. Ranganathan's NPI number?
- 1841269727. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Thodur M. Ranganathan works
Medicare's Facility Affiliation Data lists Thodur M. Ranganathan at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Advocate Lutheran General HospitalPark Ridge, IL · Acute Care Hospital · CCN 140223
- Loretto HospitalChicago, IL · Acute Care Hospital · CCN 140083
Practice locations
Addresses where Thodur M. Ranganathan is enrolled with Medicare (CMS data updated 2026-10-02).
- 555 Wilson LnDes Plaines, IL 60016 (248) 699‑7850
Group practices
Medicare enrollment lists Thodur M. Ranganathan as a member of this group (CMS data updated 2026-10-02).
- Ranganathan T Ltd5 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Des Plaines
Clinicians with the same Medicare primary specialty in Des Plaines, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 1980 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1841269727 |
| 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