Quick answers
- Which hospitals does Harminder S. Mallik work at?
- Medicare's official clinician data lists Harminder S. Mallik at 1 hospital: St Tammany Parish Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Harminder S. Mallik see patients?
- Medicare's clinician data lists 1 practice location in Baton Rouge, LA. Call before your visit to confirm the address.
- What is Harminder S. Mallik's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Harminder S. Mallik accept Medicare assignment?
- Medicare's clinician data says Harminder S. Mallik may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Harminder S. Mallik?
- (225) 300-8470, as listed in official Medicare / NPI Registry data.
- What is Harminder S. Mallik's NPI number?
- 1336209238. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Harminder S. Mallik works
Medicare's Facility Affiliation Data lists Harminder S. Mallik at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- St Tammany Parish HospitalCovington, LA · Acute Care Hospital · CCN 190045
Practice locations
Addresses where Harminder S. Mallik is enrolled with Medicare (CMS data updated 2026-10-02).
- 4040 N BlvdBaton Rouge, LA 70806 (225) 300‑8470
Specialties
- Psychiatryprimary
Other psychiatrists in Baton Rouge
Clinicians with the same Medicare primary specialty in Baton Rouge, LA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Indiana University School Of Medicine |
| Graduation year | 1985 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1336209238 |
| 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