Quick answers
- Where does Grant D. Hirschberg see patients?
- Medicare's clinician data lists 2 practice locations, including Morganville, NJ and Manahawkin, NJ. Call before your visit to confirm the address.
- What is Grant D. Hirschberg's specialty?
- Medicare lists Optometry as the primary specialty.
- Does Grant D. Hirschberg accept Medicare assignment?
- Yes. Medicare's clinician data says Grant D. Hirschberg 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 Grant D. Hirschberg?
- (732) 580-5828, as listed in official Medicare / NPI Registry data.
- What is Grant D. Hirschberg's NPI number?
- 1699342113. 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 Grant D. Hirschberg is enrolled with Medicare (CMS data updated 2026-10-02).
- 50 Route 9 N, Suite 206Morganville, NJ 07751 (732) 580‑5828
- 733 Route 72 WManahawkin, NJ 08050 (609) 597‑0250
Group practices
Medicare enrollment lists Grant D. Hirschberg as a member of this group (CMS data updated 2026-10-02).
- Monmouth Vision Associates2 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in New Jersey
Clinicians with the same Medicare primary specialty in New Jersey — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1699342113 |
| 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