Stacy R. Marriott, APRN, CNP
- Medicare patients, 2024
- 111
- Part D claims, 2024
- 4,362
- Hospital affiliations
- 2
- Industry payments
- $167
- Medical groups
- 3
- Practice address
- 2 St Anthonys Way, Alton, IL 62002
- Practice phone
- Call (309) 683-5050
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
OSF Multi-Specialty Group
Alton, Illinois
Find Stacy Marriott'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.
Stacy R. Marriott is a family nurse practitioner in Alton, Illinois
Stacy Marriott practices at OSF Multi-Specialty Group in Alton, Illinois.
Stacy Marriott's NPI, 1255981528, was assigned on September 18, 2019. Stacy Marriott holds Illinois license 277002128.
- NPI
- 1255981528NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931439148
- NPI enumeration date
- September 18, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (309) 683-5050
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Stacy R. Marriott practices at OSF Multi-Specialty Group in Alton, Illinois
Stacy Marriott's primary practice is OSF Multi-Specialty Group, at 2 St Anthonys Way, Alton, IL 62002 in Madison County. The practice phone is (309) 683-5050.
- OSF Multi-Specialty Group2 St Anthonys Way, Alton, IL 62002 · Madison CountyPhone(309) 683-5050
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Stacy R. Marriott is affiliated with 6 sites of care and 3 medical groups
Stacy Marriott's primary practice is OSF Multi-Specialty Group in Alton, Illinois. Stacy Marriott is also affiliated with OSF Saint Anthony's Health Center. The medical group on file is OSF Multi-Specialty Group. Dmand AI also links Stacy Marriott to 1 more hospital, 2 group practices and clinics, 2 medical groups and 1 home health agency, each 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 Stacy R. Marriott's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Stacy Marriott practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OSF Multi-Specialty Group | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Stacy R. Marriott is one of 7,275 family nurse practitioners in Illinois
Family is Stacy Marriott's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Stacy Marriott is licensed in Illinois.
Specialties and state licenses
- Family nurse practitioner, IllinoisPrimary
Family nurse practitioners near Stacy Marriott
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
Stacy R. Marriott treated 111 Medicare patients in 2024, average age 74
CMS counts 111 Medicare patients who saw Stacy Marriott in 2024. The largest group is 65 to 74, with 54 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.28, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Stacy Marriott's median patient age at 66, with 70% women.
Stacy Marriott's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Stacy Marriott's Medicare patients by sex, 2024
- Women7265%
- Men3935%
Chronic conditions among Stacy Marriott's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis52%
- Diabetes44%
- Chronic kidney disease38%
- Ischemic heart disease31%
- COPD28%
- Mood disorders27%
Share of Medicare patients with each condition. A patient can have several.
Stacy Marriott's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women70%
- Men30%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Stacy R. Marriott wrote 4,362 Medicare Part D claims in 2024
In 2024, Stacy Marriott wrote 4,362 Medicare Part D claims for 384 patients. 85% of them were for generic drugs.
Stacy Marriott's Part D claims by kind of drug, 2024
- Generic3,718 claims85%
- Brand-name620 claims14%
- Other24 claims1%
Drug classes CMS tracks in Stacy Marriott's Part D claims, 2024
- Opioids3%113 of 4,362 claims
- Antibiotics3%113 of 4,362 claims
- Antipsychotics, patients 65 and over1%37 of 4,362 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Stacy R. Marriott takes part in Medicare
Stacy Marriott 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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Stacy R. Marriott received $167 in industry payments in 2025
CMS Open Payments shows 9 general payments to Stacy Marriott from 7 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $45.
Companies that paid Stacy Marriott 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 Stacy R. Marriott'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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 Stacy R. Marriott
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Stacy R. Marriott's NPI number?
Stacy R. Marriott's NPI number is 1255981528. It was assigned on September 18, 2019, and it is active in the NPI Registry.
What does Stacy R. Marriott specialize in?
Stacy R. Marriott is a family nurse practitioner in Alton, Illinois. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Stacy R. Marriott practice?
Stacy Marriott practices at 2 St Anthonys Way, Alton, IL 62002. Stacy Marriott's primary practice is OSF Multi-Specialty Group in Alton, Illinois. Dmand AI also links Stacy Marriott to 1 hospital, 2 group practices and clinics, 2 medical groups and 1 home health agency.
What is Stacy R. Marriott's office phone number?
The practice phone on file for Stacy Marriott is (309) 683-5050.
What is Stacy R. Marriott's medical license number?
Stacy Marriott holds Illinois license 277002128.
Which hospitals is Stacy R. Marriott affiliated with?
Stacy Marriott is affiliated with OSF Saint Anthony's Health Center. Dmand AI links Stacy Marriott to 1 more hospital.
What medical group is Stacy R. Marriott part of?
Stacy Marriott is linked to OSF Multi-Specialty Group. Dmand AI links Stacy Marriott to 2 more medical groups.
Does Stacy R. Marriott accept Medicare?
Yes. CMS lists Stacy Marriott as accepting Medicare assignment.
How many Medicare patients does Stacy R. Marriott see?
CMS counts 111 Medicare patients who saw Stacy Marriott in 2024, with an average age of 74.
Has Stacy R. Marriott received payments from drug or device companies?
CMS Open Payments shows $167 in general payments to Stacy Marriott from 7 companies from 2025 to 2025. The largest total came from Eli Lilly and Company.
How long has Stacy R. Marriott been practicing?
Stacy Marriott graduated from medical school in 2018, 8 years ago.
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