David Grobbel, LMSW
NPI 1659463735 · Clinical Social Worker · Troy, MI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Grobbel, LMSW is a Clinical Social Worker provider in Troy, MI (NPI 1659463735).
Provider details
- NPI number
- 1659463735
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 6801066722 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-28
- Last updated
- 2007-07-08
Frequently asked questions
- What is David Grobbel's NPI number?
- David Grobbel's National Provider Identifier (NPI) is 1659463735, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Grobbel's specialty?
- David Grobbel is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is David Grobbel located?
- David Grobbel's practice location on file with NPPES is 888 W Big Beaver Rd Ste 1450, Troy, MI 48084-4762.
- What is David Grobbel's phone number?
- The practice phone number listed in the NPPES registry for David Grobbel is (248) 244-8644.
- Does David Grobbel accept Medicare?
- David Grobbel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Grobbel's NPI active?
- Yes — David Grobbel's NPI (1659463735) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.