Mary Jean Walker, APRN
- Medicare patients, 2024
- 113
- Part D claims, 2024
- 1,704
- Hospital affiliations
- 2
- Industry payments
- $50
- Medical groups
- 3
- Practice address
- 1200 East 3900 South, Salt Lake City, UT 84124
- Practice phone
- Call (801) 268-7111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Mary Walker'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.
Mary Jean Walker is a nurse practitioner in Salt Lake City, Utah
Mary Walker practices at St. Mark's Hospital in Salt Lake City, Utah, part of HCA Healthcare.
Mary Walker's NPI, 1508851890, was assigned on September 13, 2005. Mary Walker holds Utah license 188868-4405.
- NPI
- 1508851890NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931005923
- NPI enumeration date
- September 13, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (801) 268-7111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mary Jean Walker practices at St. Mark's Hospital in Salt Lake City, Utah
Mary Walker's primary practice is St. Mark's Hospital, at 1200 East 3900 South, Salt Lake City, UT 84124 in Salt Lake County. The practice phone is (801) 268-7111.
- St. Mark's Hospital1200 East 3900 South, Salt Lake City, UT 84124 · Salt Lake CountyPhone(801) 268-7111
Source: Dmand AI Affiliation Data
Mary Jean Walker is affiliated with 5 sites of care and 3 medical groups
Mary Walker's primary practice is St. Mark's Hospital in Salt Lake City, Utah, part of HCA Healthcare. Mary Walker is also affiliated with St. Luke's Boise Medical Center. The medical group on file is Post Acute Medical. Dmand AI also links Mary Walker to 3 more group practices and clinics and 2 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 Mary Jean Walker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mary Walker practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Mark's Hospital | Available with a free account |
| +4 more sites and 2 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 HCA Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
Mary Jean Walker is one of 799 nurse practitioners in Utah
Nurse practitioner is Mary Walker's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Mary Walker is licensed in Utah.
Specialties and state licenses
- Nurse practitioner, UtahPrimary
Nurse practitioners near Mary Walker
Counts of 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
Mary Jean Walker treated 113 Medicare patients in 2024, average age 80
CMS counts 113 Medicare patients who saw Mary Walker in 2024. The largest group is 75 to 84, with 44 patients. 75% of them have high blood pressure, and 71% have high cholesterol. 42% are also on Medicaid. Their average risk score is 2.01, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Mary Walker's median patient age at 78, with 60% women.
Mary Walker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Mary Walker's Medicare patients by sex, 2024
- Women7465%
- Men3935%
Chronic conditions among Mary Walker's Medicare patients, 2024
- High blood pressure75%
- High cholesterol71%
- Mood disorders67%
- Depression65%
- Alzheimer's and dementia54%
- Anxiety50%
- Arthritis48%
- Diabetes44%
Share of Medicare patients with each condition. A patient can have several.
Mary Walker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mary Jean Walker wrote 1,704 Medicare Part D claims in 2024
In 2024, Mary Walker wrote 1,704 Medicare Part D claims for 226 patients. 85% of them were for generic drugs.
Mary Walker's Part D claims by kind of drug, 2024
- Generic1,454 claims85%
- Brand-name and other250 claims15%
Drug classes CMS tracks in Mary Walker's Part D claims, 2024
- Opioids27%457 of 1,704 claims
- Antibiotics2%36 of 1,704 claims
- Antipsychotics, patients 65 and over3%44 of 1,704 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 Mary Jean Walker takes part in Medicare
Mary Walker 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
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Mary Jean Walker received $50 in industry payments in 2025
CMS Open Payments shows 1 general payment to Mary Walker from 1 drug or device company in 2025. Honoraria make up the largest share, 100% of the total. H2-Pharma, LLC paid the most, $50.
Companies that paid Mary Walker 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 Mary Jean Walker'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 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 Mary Jean Walker
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mary Jean Walker's NPI number?
Mary Jean Walker's NPI number is 1508851890. It was assigned on September 13, 2005, and it is active in the NPI Registry.
What does Mary Jean Walker specialize in?
Mary Jean Walker is a nurse practitioner in Salt Lake City, Utah. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Mary Jean Walker practice?
Mary Walker practices at 1200 East 3900 South, Salt Lake City, UT 84124. Mary Walker's primary practice is St. Mark's Hospital in Salt Lake City, Utah, part of HCA Healthcare. Dmand AI also links Mary Walker to 3 group practices and clinics and 2 medical groups.
What is Mary Jean Walker's office phone number?
The practice phone on file for Mary Walker is (801) 268-7111.
What is Mary Jean Walker's medical license number?
Mary Walker holds Utah license 188868-4405.
Which hospitals is Mary Jean Walker affiliated with?
Mary Walker practices at St. Mark's Hospital in Salt Lake City, Utah. Mary Walker is also affiliated with St. Luke's Boise Medical Center.
What medical group is Mary Jean Walker part of?
Mary Walker is linked to Post Acute Medical. Dmand AI links Mary Walker to 2 more medical groups.
Does Mary Jean Walker accept Medicare?
Yes. CMS lists Mary Walker as accepting Medicare assignment.
How many Medicare patients does Mary Jean Walker see?
CMS counts 113 Medicare patients who saw Mary Walker in 2024, with an average age of 80.
Has Mary Jean Walker received payments from drug or device companies?
CMS Open Payments shows $50 in general payments to Mary Walker from 1 company from 2025 to 2025. The largest total came from H2-Pharma, LLC.
How long has Mary Jean Walker been practicing?
Mary Walker graduated from medical school in 2011, 15 years ago.
Selling to nurse practitioner practices?
See nurse practitioners in Utah 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