Timothy A. Gruppen, PsyD
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2013
- Practice address
- 426 Michigan NE St, Grand Rapids, MI 49503
- Practice phone
- Call (616) 454-1256
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Grand Rapids Plastic Surgery PLC
Grand Rapids, Michigan
Find Timothy Gruppen's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Timothy A. Gruppen is a clinical psychologist in Grand Rapids, Michigan
Timothy Gruppen practices at Grand Rapids Plastic Surgery PLC in Grand Rapids, Michigan.
Timothy Gruppen's NPI, 1689912081, was assigned on January 21, 2013. Timothy Gruppen holds Michigan license 6301015411.
- NPI
- 1689912081NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5597902007
- NPI enumeration date
- January 21, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (616) 454-1256
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Timothy A. Gruppen practices at Grand Rapids Plastic Surgery PLC in Grand Rapids, Michigan
Timothy Gruppen's primary practice is Grand Rapids Plastic Surgery PLC, at 426 Michigan NE St, Grand Rapids, MI 49503 in Kent County. The practice phone is (616) 454-1256.
- Grand Rapids Plastic Surgery PLC426 Michigan NE St, Grand Rapids, MI 49503 · Kent CountyPhone(616) 454-1256
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Timothy A. Gruppen is affiliated with 2 sites of care
Timothy Gruppen's primary practice is Grand Rapids Plastic Surgery PLC in Grand Rapids, Michigan. Dmand AI also links Timothy Gruppen to 1 physician office, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Timothy A. Gruppen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Timothy Gruppen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Grand Rapids Plastic Surgery PLC | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Timothy A. Gruppen is one of 1,107 clinical psychologists in Michigan
Clinical is Timothy Gruppen's primary specialty in the NPI Registry, under taxonomy code 103TC0700X. Timothy Gruppen is licensed in Michigan.
Specialties and state licenses
- Clinical psychologist, MichiganPrimary
Clinical psychologists near Timothy Gruppen
Counts of clinical psychologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Timothy A. Gruppen's patients have a median age of 43
Across all payers, Dmand AI patient panel data puts Timothy Gruppen's median patient age at 43, with 59% women.
Timothy Gruppen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 43
Patient panel by sex, all payers
- Women59%
- Men41%
Source: Dmand AI Patient Panel Data
How Timothy A. Gruppen takes part in Medicare
Timothy Gruppen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Sources for Timothy A. Gruppen's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Timothy A. Gruppen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Timothy A. Gruppen's NPI number?
Timothy A. Gruppen's NPI number is 1689912081. It was assigned on January 21, 2013, and it is active in the NPI Registry.
What does Timothy A. Gruppen specialize in?
Timothy A. Gruppen is a clinical psychologist in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Clinical Psychologist (taxonomy code 103TC0700X).
Where does Timothy A. Gruppen practice?
Timothy Gruppen practices at 426 Michigan NE St, Grand Rapids, MI 49503. Timothy Gruppen's primary practice is Grand Rapids Plastic Surgery PLC in Grand Rapids, Michigan. Dmand AI also links Timothy Gruppen to 1 physician office.
What is Timothy A. Gruppen's office phone number?
The practice phone on file for Timothy Gruppen is (616) 454-1256.
What is Timothy A. Gruppen's medical license number?
Timothy Gruppen holds Michigan license 6301015411.
Does Timothy A. Gruppen accept Medicare?
Yes. CMS lists Timothy Gruppen as accepting Medicare assignment.
How long has Timothy A. Gruppen been practicing?
Timothy Gruppen graduated from medical school in 2011, 15 years ago.
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