Quick answers
- Where does David Grobbel see patients?
- Medicare's clinician data lists 1 practice location in Clarkston, MI. Call before your visit to confirm the address.
- What is David Grobbel's specialty?
- Medicare lists Clinical Social Worker as the primary specialty.
- Does David Grobbel accept Medicare assignment?
- Yes. Medicare's clinician data says David Grobbel 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 David Grobbel?
- (800) 693-1916, as listed in official Medicare / NPI Registry data.
- What is David Grobbel's NPI number?
- 1659463735. 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 David Grobbel is enrolled with Medicare (CMS data updated 2026-10-02).
- 6548 Town Ctr Dr, Suite DClarkston, MI 48346 (800) 693‑1916
Group practices
Medicare enrollment lists David Grobbel as a member of this group (CMS data updated 2026-10-02).
- Richard Kneip PHD PC247 clinicians in the group
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Clarkston
Clinicians with the same Medicare primary specialty in Clarkston, MI — not a recommendation.
Clinician information
| Graduation year | 1990 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1659463735 |
| 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