Ann Marie Pierce, FNP
- Medicare patients, 2024
- 48
- Part D claims, 2024
- 1,291
- Hospital affiliations
- 1
- Industry payments
- $23
- Medical groups
- 4
- Practice address
- One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110
- Practice phone
- Call (314) 747-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Ann Pierce'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.
Ann Marie Pierce is a family nurse practitioner in Saint Louis, Missouri
Ann Pierce practices at Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health.
Ann Pierce's NPI, 1174933667, was assigned on May 6, 2014. Ann Pierce graduated from Saint Louis University School of Medicine in 2013. Ann Pierce holds Missouri license 2013045362.
- NPI
- 1174933667NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6608090691
- NPI enumeration date
- May 6, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (314) 747-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Ann Marie Pierce practices at 2 locations in Saint Louis, Missouri
Ann Pierce's primary practice is Barnes-Jewish Hospital, at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 in St. Louis City. The practice phone is (314) 747-3000. Ann Pierce also practices at Barnes-Jewish Hospital, 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110.
- Barnes-Jewish HospitalPrimaryOne Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110 · St. Louis CityPhone(314) 747-3000
- Barnes-Jewish Hospital1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110 · Saint Louis CityPhone(314) 747-3000
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Ann Marie Pierce is affiliated with 1 site of care and 4 medical groups
Ann Pierce's primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. The medical group on file is WashU Medicine Psychiatry. Dmand AI also links Ann Pierce to 3 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 Ann Marie Pierce's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ann Pierce practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Barnes-Jewish Hospital | Available with a free account |
| +3 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 BJC Health and 6.2K+ hospitals, with verified contacts in the same login.
Ann Marie Pierce is one of 3,989 family nurse practitioners in Missouri
Family is Ann Pierce's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Ann Pierce is licensed in Missouri.
Specialties and state licenses
- Family nurse practitioner, MissouriPrimary
Family nurse practitioners near Ann Pierce
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
Ann Marie Pierce treated 48 Medicare patients in 2024, average age 72
CMS counts 48 Medicare patients who saw Ann Pierce in 2024. The largest group is 65 to 74, with 19 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.21, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Ann Pierce's median patient age at 66, with 53% women.
Ann Pierce's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Ann Pierce's Medicare patients by sex, 2024
- Women2756%
- Men2144%
Chronic conditions among Ann Pierce's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- COPD60%
- Heart failure56%
- Arthritis46%
- Mood disorders46%
- Depression44%
- Diabetes44%
Share of Medicare patients with each condition. A patient can have several.
Ann Pierce'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
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Ann Marie Pierce wrote 1,291 Medicare Part D claims in 2024
In 2024, Ann Pierce wrote 1,291 Medicare Part D claims for 318 patients. 41% of them were for generic drugs.
Ann Pierce's Part D claims by kind of drug, 2024
- Generic529 claims41%
- Brand-name762 claims59%
Drug classes CMS tracks in Ann Pierce's Part D claims, 2024
- Antibiotics6%75 of 1,291 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
Ann Marie Pierce offers telehealth to Medicare patients
Ann Pierce accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Ann Pierce as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Ann Marie Pierce received $23 in industry payments in 2025
CMS Open Payments shows 1 general payment to Ann Pierce from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Mallinckrodt Hospital Products Inc. paid the most, $23.
Companies that paid Ann Pierce the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Ann Marie Pierce graduated from Saint Louis University School of Medicine
Ann Pierce graduated from Saint Louis University School of Medicine in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Ann Marie Pierce'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 Affiliation DataDmand AI Practice 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 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) |
| Training, board certification and memberships | Dmand AI Professional Profile 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 Ann Marie Pierce
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ann Marie Pierce's NPI number?
Ann Marie Pierce's NPI number is 1174933667. It was assigned on May 6, 2014, and it is active in the NPI Registry.
What does Ann Marie Pierce specialize in?
Ann Marie Pierce is a family nurse practitioner in Saint Louis, Missouri. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Ann Marie Pierce practice?
Ann Pierce practices at One Barnes-Jewish Hospital Plaza, Saint Louis, MO 63110. Ann Pierce also practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110. Ann Pierce's primary practice is Barnes-Jewish Hospital in Saint Louis, Missouri, part of BJC Health. Dmand AI also links Ann Pierce to 3 medical groups.
What is Ann Marie Pierce's office phone number?
The practice phone on file for Ann Pierce is (314) 747-3000.
What is Ann Marie Pierce's medical license number?
Ann Pierce holds Missouri license 2013045362.
Which hospitals is Ann Marie Pierce affiliated with?
Ann Pierce practices at Barnes-Jewish Hospital in Saint Louis, Missouri.
What medical group is Ann Marie Pierce part of?
Ann Pierce is linked to WashU Medicine Psychiatry. Dmand AI links Ann Pierce to 3 more medical groups.
Does Ann Marie Pierce accept Medicare?
Yes. CMS lists Ann Pierce as accepting Medicare assignment.
Does Ann Marie Pierce offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Ann Pierce as offering telehealth services.
How many Medicare patients does Ann Marie Pierce see?
CMS counts 48 Medicare patients who saw Ann Pierce in 2024, with an average age of 72.
Show 3 more questionsShow fewer questions
Where did Ann Marie Pierce go to medical school?
Ann Pierce graduated from Saint Louis University School of Medicine in 2013.
Has Ann Marie Pierce received payments from drug or device companies?
CMS Open Payments shows $23 in general payments to Ann Pierce from 1 company from 2025 to 2025. The largest total came from Mallinckrodt Hospital Products Inc.
How long has Ann Marie Pierce been practicing?
Ann Pierce graduated from medical school in 2013, 13 years ago.
Selling to family practices?
See family nurse practitioners in Missouri by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card