Mary J. Walker, APN
- Medicare patients, 2024
- 89
- Part D claims, 2024
- 7,410
- MIPS score, 2024
- 82
- Hospital affiliations
- 1
- Industry payments
- $197
- Practice address
- 907 E Lamar Alexander Parkway, Maryville, TN 37804
- Practice phone
- Call (865) 983-7211
- 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 J. Walker is a family nurse practitioner in Maryville, Tennessee
Mary Walker practices at Prisma Health Blount Memorial Hospital in Maryville, Tennessee, part of Prisma Health.
Mary Walker's NPI, 1023051067, was assigned on June 14, 2006. Mary Walker holds Tennessee license 5417.
- NPI
- 1023051067NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486636867
- NPI enumeration date
- June 14, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (865) 983-7211
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mary J. Walker practices at Prisma Health Blount Memorial Hospital in Maryville, Tennessee
Mary Walker's primary practice is Prisma Health Blount Memorial Hospital, at 907 E Lamar Alexander Parkway, Maryville, TN 37804 in Blount County. The practice phone is (865) 983-7211.
- Prisma Health Blount Memorial Hospital907 E Lamar Alexander Parkway, Maryville, TN 37804 · Blount CountyPhone(865) 983-7211
Source: Dmand AI Affiliation Data
Mary J. Walker is affiliated with 2 sites of care and 1 medical group
Mary Walker's primary practice is Prisma Health Blount Memorial Hospital in Maryville, Tennessee, part of Prisma Health. The medical group on file is Senior Care Partners of East Tennessee. Dmand AI also links Mary Walker to 1 more home health agency, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mary J. Walker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mary Walker practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Prisma Health Blount Memorial Hospital | Available with a free account |
| +1 more affiliated site | 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 Prisma Health and 6.2K+ hospitals, with verified contacts in the same login.
Mary J. Walker is one of 7,243 family nurse practitioners in Tennessee
Family is Mary Walker's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Mary Walker is licensed in Tennessee.
Specialties and state licenses
- Family nurse practitioner, TennesseePrimary
Family nurse practitioners near Mary Walker
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
Mary J. Walker treated 89 Medicare patients in 2024, average age 86
CMS counts 89 Medicare patients who saw Mary Walker in 2024. The largest group is 85 and over, with 53 patients. 75% of them have alzheimer's and dementia, and 75% have high blood pressure. Their average risk score is 1.94, 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 86, with 78% 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
- Women6775%
- Men2225%
Chronic conditions among Mary Walker's Medicare patients, 2024
- Alzheimer's and dementia75%
- High blood pressure75%
- Arthritis67%
- High cholesterol53%
- Anxiety48%
- Mood disorders39%
- Atrial fibrillation35%
- Chronic kidney disease33%
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 86
Patient panel by sex, all payers
- Women78%
- Men22%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mary J. Walker wrote 7,410 Medicare Part D claims in 2024
In 2024, Mary Walker wrote 7,410 Medicare Part D claims for 196 patients. 86% of them were for generic drugs.
Mary Walker's Part D claims by kind of drug, 2024
- Generic6,380 claims86%
- Brand-name979 claims13%
- Other51 claims1%
Drug classes CMS tracks in Mary Walker's Part D claims, 2024
- Opioids1%107 of 7,410 claims
- Antibiotics1%87 of 7,410 claims
- Antipsychotics, patients 65 and over3%231 of 7,410 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
Mary J. Walker scored 82 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Mary Walker for performance year 2024, reported through an alternative payment model (APM). Mary Walker accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Mary Walker's MIPS scores, performance year 2024
- 82of 100Final score
- 52.9of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Mary J. Walker received $197 in industry payments in 2025
CMS Open Payments shows 11 general payments to Mary Walker from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $53.
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 J. 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)Clinician Public Reporting: Overall MIPS Performance (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 J. 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 J. Walker's NPI number?
Mary J. Walker's NPI number is 1023051067. It was assigned on June 14, 2006, and it is active in the NPI Registry.
What does Mary J. Walker specialize in?
Mary J. Walker is a family nurse practitioner in Maryville, Tennessee. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Mary J. Walker practice?
Mary Walker practices at 907 E Lamar Alexander Parkway, Maryville, TN 37804. Mary Walker's primary practice is Prisma Health Blount Memorial Hospital in Maryville, Tennessee, part of Prisma Health. Dmand AI also links Mary Walker to 1 home health agency.
What is Mary J. Walker's office phone number?
The practice phone on file for Mary Walker is (865) 983-7211.
What is Mary J. Walker's medical license number?
Mary Walker holds Tennessee license 5417.
Which hospitals is Mary J. Walker affiliated with?
Mary Walker practices at Prisma Health Blount Memorial Hospital in Maryville, Tennessee.
What medical group is Mary J. Walker part of?
Mary Walker is linked to Senior Care Partners of East Tennessee.
Does Mary J. Walker accept Medicare?
Yes. CMS lists Mary Walker as accepting Medicare assignment.
What is Mary J. Walker's MIPS score?
Mary Walker's MIPS final score for performance year 2024 is 82 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Mary J. Walker see?
CMS counts 89 Medicare patients who saw Mary Walker in 2024, with an average age of 86.
Has Mary J. Walker received payments from drug or device companies?
CMS Open Payments shows $197 in general payments to Mary Walker from 6 companies from 2025 to 2025. The largest total came from Novo Nordisk Inc.
How long has Mary J. Walker been practicing?
Mary Walker graduated from medical school in 2002, 24 years ago.
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