Quick answers
- Where does Jon R. Grigg see patients?
- Medicare's clinician data lists 2 practice locations, including Mansfield, PA and Towanda, PA. Call before your visit to confirm the address.
- What is Jon R. Grigg's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Jon R. Grigg accept Medicare assignment?
- Yes. Medicare's clinician data says Jon R. Grigg 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 Jon R. Grigg?
- (570) 622-7600, as listed in official Medicare / NPI Registry data.
- What is Jon R. Grigg's NPI number?
- 1720168727. 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 Jon R. Grigg is enrolled with Medicare (CMS data updated 2026-10-02).
- 63 3rd St, Suite 103Mansfield, PA 16933 (570) 622‑7600
- 846 S Main StTowanda, PA 18848 (570) 340‑0655
Group practices
Medicare enrollment lists Jon R. Grigg as a member of this group (CMS data updated 2026-10-02).
- Concern-Professional Services for Children, Youth and Families26 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Pennsylvania
Clinicians with the same Medicare primary specialty in Pennsylvania — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Virginia School Of Medicine |
| Graduation year | 1981 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1720168727 |
| 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