Kristin Marie Rettig
- Part D claims, 2024
- 93
- Hospital affiliations
- 1
- Industry payments
- $23
- Medical groups
- 2
- State license
- 1
- Practice address
- 1500 E Sherman Blvd, Muskegon, MI 49444
- Practice phone
- Call (616) 643-3500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mercy Health Mercy Campus
Muskegon, Michigan
Find Kristin Rettig'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.
Kristin Marie Rettig is a family nurse practitioner in Muskegon, Michigan
Kristin Rettig practices at Mercy Health Mercy Campus in Muskegon, Michigan.
Kristin Rettig's NPI, 1962108902, was assigned on February 1, 2023. Kristin Rettig holds Michigan license 4704310215.
- NPI
- 1962108902NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799121067
- NPI enumeration date
- February 1, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (616) 643-3500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Kristin Marie Rettig practices at Mercy Health Mercy Campus in Muskegon, Michigan
Kristin Rettig's primary practice is Mercy Health Mercy Campus, at 1500 E Sherman Blvd, Muskegon, MI 49444 in Muskegon County. The practice phone is (616) 643-3500.
- Mercy Health Mercy Campus1500 E Sherman Blvd, Muskegon, MI 49444 · Muskegon CountyPhone(616) 643-3500
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Kristin Marie Rettig is affiliated with 6 sites of care and 2 medical groups
Kristin Rettig's primary practice is Mercy Health Mercy Campus in Muskegon, Michigan. Kristin Rettig is also affiliated with Trinity Health Muskegon Hospital. The medical group on file is LifeCircles PACE. Dmand AI also links Kristin Rettig to 2 more group practices and clinics, 2 home health agencies and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Kristin Marie Rettig's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Kristin Rettig practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Health Mercy Campus | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Kristin Marie Rettig is one of 4,420 family nurse practitioners in Michigan
Family is Kristin Rettig's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Kristin Rettig is licensed in Michigan.
Specialties and state licenses
- Family nurse practitioner, MichiganPrimary
Family nurse practitioners near Kristin Rettig
Counts of family nurse practitioners 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
Kristin Marie Rettig's patients have a median age of 75
Across all payers, Dmand AI patient panel data puts Kristin Rettig's median patient age at 75, with 69% women.
Kristin Rettig's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women69%
- Men31%
Source: Dmand AI Patient Panel Data
Kristin Marie Rettig wrote 93 Medicare Part D claims in 2024
In 2024, Kristin Rettig wrote 93 Medicare Part D claims for 25 patients. 94% of them were for generic drugs.
Kristin Rettig's Part D claims by kind of drug, 2024
- Generic87 claims94%
- Brand-name and other6 claims6%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Kristin Marie Rettig takes part in Medicare
Kristin Rettig 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)
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Kristin Marie Rettig received $23 in industry payments in 2025
CMS Open Payments shows 1 general payment to Kristin Rettig from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Vertex Pharmaceuticals Incorporated paid the most, $23.
Companies that paid Kristin Rettig 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 Kristin Marie Rettig'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 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 Kristin Marie Rettig
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Kristin Marie Rettig's NPI number?
Kristin Marie Rettig's NPI number is 1962108902. It was assigned on February 1, 2023, and it is active in the NPI Registry.
What does Kristin Marie Rettig specialize in?
Kristin Marie Rettig is a family nurse practitioner in Muskegon, Michigan. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Kristin Marie Rettig practice?
Kristin Rettig practices at 1500 E Sherman Blvd, Muskegon, MI 49444. Kristin Rettig's primary practice is Mercy Health Mercy Campus in Muskegon, Michigan. Dmand AI also links Kristin Rettig to 2 group practices and clinics, 2 home health agencies and 1 medical group.
What is Kristin Marie Rettig's office phone number?
The practice phone on file for Kristin Rettig is (616) 643-3500.
What is Kristin Marie Rettig's medical license number?
Kristin Rettig holds Michigan license 4704310215.
Which hospitals is Kristin Marie Rettig affiliated with?
Kristin Rettig is affiliated with Trinity Health Muskegon Hospital.
What medical group is Kristin Marie Rettig part of?
Kristin Rettig is linked to LifeCircles PACE. Dmand AI links Kristin Rettig to 1 more medical group.
Does Kristin Marie Rettig accept Medicare?
Yes. CMS lists Kristin Rettig as accepting Medicare assignment.
Has Kristin Marie Rettig received payments from drug or device companies?
CMS Open Payments shows $23 in general payments to Kristin Rettig from 1 company from 2025 to 2025. The largest total came from Vertex Pharmaceuticals Incorporated.
How long has Kristin Marie Rettig been practicing?
Kristin Rettig graduated from medical school in 2023, 3 years ago.
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