Quick answers
- Where does Natalie M. Grantner see patients?
- Medicare's clinician data lists 1 practice location in Merrillville, IN. Call before your visit to confirm the address.
- What is Natalie M. Grantner's specialty?
- Medicare lists Clinical Social Worker as the primary specialty.
- Does Natalie M. Grantner accept Medicare assignment?
- Yes. Medicare's clinician data says Natalie M. Grantner 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 Natalie M. Grantner offer telehealth?
- Medicare's clinician data says Natalie M. Grantner offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Natalie M. Grantner?
- (219) 281-2335, as listed in official Medicare / NPI Registry data.
- What is Natalie M. Grantner's NPI number?
- 1578607834. 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 Natalie M. Grantner is enrolled with Medicare (CMS data updated 2026-10-02).
- 9111 Broadway, Suite DMerrillville, IN 46410 (219) 281‑2335
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Merrillville
Clinicians with the same Medicare primary specialty in Merrillville, IN — not a recommendation.
Clinician information
| Graduation year | 2009 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1578607834 |
| 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