Quick answers
- Where does Heidi L. Arnold see patients?
- Medicare's clinician data lists 1 practice location in Plymouth, MN. Call before your visit to confirm the address.
- What is Heidi L. Arnold's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Heidi L. Arnold accept Medicare assignment?
- Yes. Medicare's clinician data says Heidi L. Arnold 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 Heidi L. Arnold?
- (763) 559-1640, as listed in official Medicare / NPI Registry data.
- What is Heidi L. Arnold's NPI number?
- 1346395878. 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 Heidi L. Arnold is enrolled with Medicare (CMS data updated 2026-10-02).
- 9655 Schmidt Lake Rd, Suite 150Plymouth, MN 55442 (763) 559‑1640
Group practices
Medicare enrollment lists Heidi L. Arnold as a member of this group (CMS data updated 2026-10-02).
- Plymouth Psych Group LLC10 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Plymouth
Clinicians with the same Medicare primary specialty in Plymouth, MN — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Minnesota Medical School |
| Graduation year | 2004 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1346395878 |
| 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