Olivia Hansen Gratz, PhD
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2016
- Practice address
- 1545 68th SE St, Grand Rapids, MI 49508
- Practice phone
- Call (616) 534-9881
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Corewell Health Medical Group West
Grand Rapids, Michigan
Find Olivia Gratz'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.
Olivia Hansen Gratz is a clinical psychologist in Grand Rapids, Michigan
Olivia Gratz practices at Corewell Health Medical Group West in Grand Rapids, Michigan.
Olivia Gratz's NPI, 1992255103, was assigned on October 12, 2016. Olivia Gratz holds Michigan license 6301019185.
- NPI
- 1992255103NPI Registry (opens in a new tab)
- NPI enumeration date
- October 12, 2016
- NPI status
- Active
- Practice phone
- (616) 534-9881
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Olivia Hansen Gratz practices at Corewell Health Medical Group West in Grand Rapids, Michigan
Olivia Gratz's primary practice is Corewell Health Medical Group West, at 1545 68th SE St, Grand Rapids, MI 49508 in Kent County. The practice phone is (616) 534-9881.
- Corewell Health Medical Group West1545 68th SE St, Grand Rapids, MI 49508 · Kent CountyPhone(616) 534-9881
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Olivia Hansen Gratz is affiliated with 1 site of care and 1 medical group
Olivia Gratz's primary practice is Corewell Health Medical Group West in Grand Rapids, Michigan. The medical group on file is Corewell Health Medical Group West.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Olivia Hansen Gratz's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Olivia Gratz practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Medical Group West | Available with a free account |
Source: Dmand AI Technology Install Data
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Olivia Hansen Gratz is one of 1,107 clinical psychologists in Michigan
Clinical is Olivia Gratz's primary specialty in the NPI Registry, under taxonomy code 103TC0700X. Olivia Gratz is licensed in Michigan.
Specialties and state licenses
- Clinical psychologist, MichiganPrimary
Clinical psychologists near Olivia Gratz
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
Olivia Hansen Gratz's patients have a median age of 12
Across all payers, Dmand AI patient panel data puts Olivia Gratz's median patient age at 12, with 52% women.
Olivia Gratz's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 12
Patient panel by sex, all payers
- Women52%
- Men47%
Source: Dmand AI Patient Panel Data
Sources for Olivia Hansen Gratz'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 |
| 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 Olivia Hansen Gratz
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Olivia Hansen Gratz's NPI number?
Olivia Hansen Gratz's NPI number is 1992255103. It was assigned on October 12, 2016, and it is active in the NPI Registry.
What does Olivia Hansen Gratz specialize in?
Olivia Hansen Gratz is a clinical psychologist in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Clinical Psychologist (taxonomy code 103TC0700X).
Where does Olivia Hansen Gratz practice?
Olivia Gratz practices at 1545 68th SE St, Grand Rapids, MI 49508. Olivia Gratz's primary practice is Corewell Health Medical Group West in Grand Rapids, Michigan.
What is Olivia Hansen Gratz's office phone number?
The practice phone on file for Olivia Gratz is (616) 534-9881.
What is Olivia Hansen Gratz's medical license number?
Olivia Gratz holds Michigan license 6301019185.
What medical group is Olivia Hansen Gratz part of?
Olivia Gratz is linked to Corewell Health Medical Group West.
How long has Olivia Hansen Gratz been practicing?
Olivia Gratz's NPI was assigned in 2016.
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