Margaret Walker, PA-C
- Part D claims, 2024
- 123
- Hospital affiliations
- 1
- Industry payments
- $137
- Medical group
- 1
- State license
- 1
- Practice address
- 675 N Saint Clair St Ste 19-100 Suite 19-100, Chicago, IL 60611
- Practice phone
- Call (312) 664-3278
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northwestern Medical Group
Multi-specialty group site · Chicago, Illinois
Find Margaret 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.
Margaret Walker is a physician assistant in Chicago, Illinois
Margaret Walker practices at Northwestern Medical Group in Chicago, Illinois.
Margaret Walker's NPI, 1174380380, was assigned on March 4, 2024. Margaret Walker holds Illinois license 085.010314.
- NPI
- 1174380380NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719328517
- NPI enumeration date
- March 4, 2024
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (312) 664-3278
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Margaret Walker practices at Northwestern Medical Group in Chicago, Illinois
Margaret Walker's primary practice is Northwestern Medical Group, at 675 N Saint Clair St Ste 19-100 Suite 19-100, Chicago, IL 60611. The practice phone is (312) 664-3278.
- Northwestern Medical Group675 N Saint Clair St Ste 19-100 Suite 19-100, Chicago, IL 60611Phone(312) 664-3278
Source: Dmand AI Affiliation Data
Margaret Walker is affiliated with 2 sites of care and 1 medical group
Margaret Walker's primary practice is Northwestern Medical Group in Chicago, Illinois. Margaret Walker is also affiliated with Northwestern Memorial Hospital. The medical group on file is Northwestern Medical Faculty Foundation.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Margaret Walker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Margaret Walker practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwestern Medical Group | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Margaret Walker is one of 4,299 physician assistants in Illinois
Physician assistant is Margaret Walker's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Margaret Walker is licensed in Illinois.
Specialties and state licenses
- Physician assistant, IllinoisPrimary
Physician assistants near Margaret Walker
Counts of physician assistants 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
Margaret Walker's patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Margaret Walker's median patient age at 71, with 56% women.
Margaret 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 71
Patient panel by sex, all payers
- Women56%
- Men44%
Source: Dmand AI Patient Panel Data
Margaret Walker wrote 123 Medicare Part D claims in 2024
In 2024, Margaret Walker wrote 123 Medicare Part D claims for 39 patients. 76% of them were for generic drugs.
Margaret Walker's Part D claims by kind of drug, 2024
- Generic93 claims76%
- Brand-name and other30 claims24%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Margaret Walker takes part in Medicare
Margaret 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.
Margaret Walker received $137 in industry payments in 2025
CMS Open Payments shows 6 general payments to Margaret Walker from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) paid the most, $57.
Companies that paid Margaret 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 Margaret 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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Margaret 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 Margaret Walker's NPI number?
Margaret Walker's NPI number is 1174380380. It was assigned on March 4, 2024, and it is active in the NPI Registry.
What does Margaret Walker specialize in?
Margaret Walker is a physician assistant in Chicago, Illinois. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Margaret Walker practice?
Margaret Walker practices at 675 N Saint Clair St Ste 19-100 Suite 19-100, Chicago, IL 60611. Margaret Walker's primary practice is Northwestern Medical Group in Chicago, Illinois.
What is Margaret Walker's office phone number?
The practice phone on file for Margaret Walker is (312) 664-3278.
What is Margaret Walker's medical license number?
Margaret Walker holds Illinois license 085.010314.
Which hospitals is Margaret Walker affiliated with?
Margaret Walker is affiliated with Northwestern Memorial Hospital.
What medical group is Margaret Walker part of?
Margaret Walker is linked to Northwestern Medical Faculty Foundation.
Does Margaret Walker accept Medicare?
Yes. CMS lists Margaret Walker as accepting Medicare assignment.
Has Margaret Walker received payments from drug or device companies?
CMS Open Payments shows $137 in general payments to Margaret Walker from 4 companies from 2025 to 2025. The largest total came from ZOLL Services LLC (A/K/A ZOLL LifeCor Corp).
How long has Margaret Walker been practicing?
Margaret Walker graduated from medical school in 2023, 3 years ago.
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