Stacy Ann Messersmith, FNP
- Medicare patients, 2024
- 334
- Part D claims, 2024
- 1,720
- Hospital affiliations
- 2
- Industry payments
- $128
- Medical group
- 1
- Practice address
- 345 Freshfields Dr Ste J101 Suite J101, Johns Island, SC 29455
- Practice phone
- Call (843) 768-4800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Roper St.francis Physician Partners Primary Care
Primary care practice · Johns Island, South Carolina
Find Stacy Messersmith'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 Ann Messersmith is a family nurse practitioner in Johns Island, South Carolina
Stacy Messersmith practices at Roper St.francis Physician Partners Primary Care in Johns Island, South Carolina.
Stacy Messersmith's NPI, 1689161598, was assigned on April 16, 2018. Stacy Messersmith holds South Carolina license 21821.
- NPI
- 1689161598NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0143576645
- NPI enumeration date
- April 16, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (843) 768-4800
- 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 Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Stacy Ann Messersmith practices at Roper St.francis Physician Partners Primary Care in Johns Island, South Carolina
Stacy Messersmith's primary practice is Roper St.francis Physician Partners Primary Care, at 345 Freshfields Dr Ste J101 Suite J101, Johns Island, SC 29455. The practice phone is (843) 768-4800.
- Roper St.francis Physician Partners Primary Care345 Freshfields Dr Ste J101 Suite J101, Johns Island, SC 29455Phone(843) 768-4800
Source: Dmand AI Affiliation Data
Stacy Ann Messersmith is affiliated with 3 sites of care and 1 medical group
Stacy Messersmith's primary practice is Roper St.francis Physician Partners Primary Care in Johns Island, South Carolina. Stacy Messersmith is also affiliated with Roper Hospital. The medical group on file is Roper St. Francis Physician Partners General Surgery. Dmand AI also links Stacy Messersmith to 1 more hospital, named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Stacy Ann Messersmith's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Stacy Messersmith practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Roper St.francis Physician Partners Primary Care | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Stacy Ann Messersmith is one of 3,438 family nurse practitioners in South Carolina
Family is Stacy Messersmith's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Stacy Messersmith is licensed in South Carolina.
Specialties and state licenses
- Family nurse practitioner, South CarolinaPrimary
Family nurse practitioners near Stacy Messersmith
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 Ann Messersmith treated 334 Medicare patients in 2024, average age 75
CMS counts 334 Medicare patients who saw Stacy Messersmith in 2024. The largest group is 65 to 74, with 161 patients. 75% of them have high cholesterol, and 67% have high blood pressure. Their average risk score is 0.82, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Stacy Messersmith's median patient age at 73, with 60% women.
Stacy Messersmith's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Stacy Messersmith's Medicare patients by sex, 2024
- Women16650%
- Men16850%
Chronic conditions among Stacy Messersmith's Medicare patients, 2024
- High cholesterol75%
- High blood pressure67%
- Arthritis41%
- Ischemic heart disease26%
- Atrial fibrillation19%
- Anxiety17%
- Cancer16%
- Chronic kidney disease16%
Share of Medicare patients with each condition. A patient can have several.
Stacy Messersmith's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Stacy Ann Messersmith wrote 1,720 Medicare Part D claims in 2024
In 2024, Stacy Messersmith wrote 1,720 Medicare Part D claims for 501 patients. 88% of them were for generic drugs.
Stacy Messersmith's Part D claims by kind of drug, 2024
- Generic1,518 claims88%
- Brand-name and other202 claims12%
Drug classes CMS tracks in Stacy Messersmith's Part D claims, 2024
- Antibiotics3%50 of 1,720 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
Stacy Ann Messersmith offers telehealth to Medicare patients
Stacy Messersmith accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Stacy Messersmith as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Stacy Ann Messersmith received $128 in industry payments in 2025
CMS Open Payments shows 6 general payments to Stacy Messersmith from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $44.
Companies that paid Stacy Messersmith 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 Ann Messersmith'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 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 Ann Messersmith
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 Ann Messersmith's NPI number?
Stacy Ann Messersmith's NPI number is 1689161598. It was assigned on April 16, 2018, and it is active in the NPI Registry.
What does Stacy Ann Messersmith specialize in?
Stacy Ann Messersmith is a family nurse practitioner in Johns Island, South Carolina. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Stacy Ann Messersmith practice?
Stacy Messersmith practices at 345 Freshfields Dr Ste J101 Suite J101, Johns Island, SC 29455. Stacy Messersmith's primary practice is Roper St.francis Physician Partners Primary Care in Johns Island, South Carolina. Dmand AI also links Stacy Messersmith to 1 hospital.
What is Stacy Ann Messersmith's office phone number?
The practice phone on file for Stacy Messersmith is (843) 768-4800.
What is Stacy Ann Messersmith's medical license number?
Stacy Messersmith holds South Carolina license 21821.
Which hospitals is Stacy Ann Messersmith affiliated with?
Stacy Messersmith is affiliated with Roper Hospital. Dmand AI links Stacy Messersmith to 1 more hospital.
What medical group is Stacy Ann Messersmith part of?
Stacy Messersmith is linked to Roper St. Francis Physician Partners General Surgery.
Does Stacy Ann Messersmith accept Medicare?
Yes. CMS lists Stacy Messersmith as accepting Medicare assignment.
Does Stacy Ann Messersmith offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Stacy Messersmith as offering telehealth services.
How many Medicare patients does Stacy Ann Messersmith see?
CMS counts 334 Medicare patients who saw Stacy Messersmith in 2024, with an average age of 75.
Has Stacy Ann Messersmith received payments from drug or device companies?
CMS Open Payments shows $128 in general payments to Stacy Messersmith from 4 companies from 2025 to 2025. The largest total came from Pfizer Inc.
How long has Stacy Ann Messersmith been practicing?
Stacy Messersmith graduated from medical school in 2018, 8 years ago.
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