Gretchen Lynn Chase-Rey, CNM
- Part D claims, 2024
- 54
- Hospital affiliations
- 1
- Industry payments
- $37
- Medical groups
- 8
- State licenses
- 2
- Practice address
- 212 S Sullivan St, Fremont, MI 49412
- Practice phone
- Call (231) 924-3300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Gretchen Chase-Rey'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.
Gretchen Lynn Chase-Rey is an advanced practice midwife in Fremont, Michigan
Gretchen Chase-Rey practices at Corewell Health Gerber Hospital in Fremont, Michigan, part of Corewell Health.
Gretchen Chase-Rey's NPI, 1750789715, was assigned on December 8, 2014. Gretchen Chase-Rey holds Massachusetts license RN2339170.
- NPI
- 1750789715NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7911223375
- NPI enumeration date
- December 8, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (231) 924-3300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Gretchen Lynn Chase-Rey practices at Corewell Health Gerber Hospital in Fremont, Michigan
Gretchen Chase-Rey's primary practice is Corewell Health Gerber Hospital, at 212 S Sullivan St, Fremont, MI 49412 in Newaygo County. The practice phone is (231) 924-3300.
- Corewell Health Gerber Hospital212 S Sullivan St, Fremont, MI 49412 · Newaygo CountyPhone(231) 924-3300
Source: Dmand AI Affiliation Data
Gretchen Lynn Chase-Rey is affiliated with 1 site of care and 8 medical groups
Gretchen Chase-Rey's primary practice is Corewell Health Gerber Hospital in Fremont, Michigan, part of Corewell Health. The medical group on file is Corewell Health Medical Group West. Dmand AI also links Gretchen Chase-Rey to 7 more medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Gretchen Lynn Chase-Rey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gretchen Chase-Rey practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Gerber Hospital | Available with a free account |
| +7 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Corewell Health and 6.2K+ hospitals, with verified contacts in the same login.
Gretchen Lynn Chase-Rey is one of 355 advanced practice midwifes in Michigan
Advanced practice midwife is Gretchen Chase-Rey's primary specialty in the NPI Registry, under taxonomy code 367A00000X. Dmand AI has Gretchen Chase-Rey's licenses on file in 2 states: Massachusetts and Michigan.
Specialties and state licenses
- Advanced practice midwife, MassachusettsPrimary
- Michigan license
Advanced practice midwifes near Gretchen Chase-Rey
Counts of advanced practice midwifes 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
Gretchen Lynn Chase-Rey's patients have a median age of 29
Across all payers, Dmand AI patient panel data puts Gretchen Chase-Rey's median patient age at 29, with 100% women.
Gretchen Chase-Rey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 29
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Gretchen Lynn Chase-Rey wrote 54 Medicare Part D claims in 2024
In 2024, Gretchen Chase-Rey wrote 54 Medicare Part D claims for 30 patients. 96% of them were for generic drugs.
Gretchen Chase-Rey's Part D claims by kind of drug, 2024
- Generic52 claims96%
- Brand-name and other2 claims4%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Gretchen Lynn Chase-Rey takes part in Medicare
Gretchen Chase-Rey 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)
For MedTech and pharma teams
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Gretchen Lynn Chase-Rey received $37 in industry payments in 2025
CMS Open Payments shows 2 general payments to Gretchen Chase-Rey from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Bayer HealthCare Pharmaceuticals Inc. paid the most, $20.
Companies that paid Gretchen Chase-Rey the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Gretchen Lynn Chase-Rey'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (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 Gretchen Lynn Chase-Rey
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gretchen Lynn Chase-Rey's NPI number?
Gretchen Lynn Chase-Rey's NPI number is 1750789715. It was assigned on December 8, 2014, and it is active in the NPI Registry.
What does Gretchen Lynn Chase-Rey specialize in?
Gretchen Lynn Chase-Rey is an advanced practice midwife in Fremont, Michigan. The primary specialty in the NPI Registry is Advanced Practice Midwife (taxonomy code 367A00000X).
Where does Gretchen Lynn Chase-Rey practice?
Gretchen Chase-Rey practices at 212 S Sullivan St, Fremont, MI 49412. Gretchen Chase-Rey's primary practice is Corewell Health Gerber Hospital in Fremont, Michigan, part of Corewell Health. Dmand AI also links Gretchen Chase-Rey to 7 medical groups.
What is Gretchen Lynn Chase-Rey's office phone number?
The practice phone on file for Gretchen Chase-Rey is (231) 924-3300.
What is Gretchen Lynn Chase-Rey's medical license number?
Gretchen Chase-Rey holds Massachusetts license RN2339170, one of the licenses on file in 2 states.
Which states has Gretchen Lynn Chase-Rey been licensed in?
Dmand AI has state licenses on file for Gretchen Chase-Rey in Massachusetts and Michigan.
Which hospitals is Gretchen Lynn Chase-Rey affiliated with?
Gretchen Chase-Rey practices at Corewell Health Gerber Hospital in Fremont, Michigan.
What medical group is Gretchen Lynn Chase-Rey part of?
Gretchen Chase-Rey is linked to Corewell Health Medical Group West. Dmand AI links Gretchen Chase-Rey to 7 more medical groups.
Does Gretchen Lynn Chase-Rey accept Medicare?
Yes. CMS lists Gretchen Chase-Rey as accepting Medicare assignment.
Has Gretchen Lynn Chase-Rey received payments from drug or device companies?
CMS Open Payments shows $37 in general payments to Gretchen Chase-Rey from 2 companies from 2025 to 2025. The largest total came from Bayer HealthCare Pharmaceuticals Inc.
How long has Gretchen Lynn Chase-Rey been practicing?
Gretchen Chase-Rey graduated from medical school in 2014, 12 years ago.
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