Emerg Med Clin North Am
Acute Lung InjuryBlood PressureCardiopulmonary Resuscitation
Dr. Amy Callan Walker, MD
NPI1407201403
- Medicare services, 2024
- 51
- Medicare patients, 2024
- 46
- Part D claims, 2024
- 23
- Publications
- 2
- Hospital affiliations
- 3
- Practice address
- 1959 NE Pacific St Box 356151, Seattle, WA 98195
- Practice phone
- Call (206) 598-3300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. 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.
Dr. Amy Callan Walker is an emergency medicine physician in Seattle, Washington
Dr. Walker practices at UW Medical Center - Montlake in Seattle, Washington, part of University of Washington.
Dr. Walker's NPI, 1407201403, was assigned on April 27, 2016. Dr. Walker graduated from Warren Alpert Medical School of Brown University in 2016. Dr. Walker holds Washington license MD60960833.
NPI and contact details
- NPI
- 1407201403NPI Registry (opens in a new tab)
- NPI enumeration date
- April 27, 2016
- NPI status
- Active
- Practice phone
- (206) 598-3300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Amy Callan Walker practices at UW Medical Center - Montlake in Seattle, Washington
Dr. Walker's primary practice is UW Medical Center - Montlake, at 1959 NE Pacific St Box 356151, Seattle, WA 98195 in King County. The practice phone is (206) 598-3300.
- UW Medical Center - Montlake1959 NE Pacific St Box 356151, Seattle, WA 98195 · King CountyPhone(206) 598-3300
Source: Dmand AI Affiliation Data
Dr. Amy Callan Walker is affiliated with 4 sites of care and 3 medical groups
Dr. Walker's primary practice is UW Medical Center - Montlake in Seattle, Washington, part of University of Washington. Dr. Walker is also affiliated with Kaiser Permanente Central Hospital. The medical group on file is Washington Permanente Medical Group, P.C. Dmand AI also links Dr. Walker to 1 more hospital, 2 medical groups and 1 hospital outpatient department, each named with a free account.
Kaiser Permanente Central HospitalWashington Permanente Medical Group, P.C.1 hospitalName with a free account2 medical groupsNames with a free account1 hospital outpatient departmentName with a free account
See all 7 affiliations for Dr. WalkerSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Amy Callan Walker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Walker practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UW Medical Center - Montlake | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Amy Callan Walker is one of 1,408 emergency medicine physicians in Washington
Emergency medicine is Dr. Walker's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Walker is licensed in Washington.
Specialties and state licenses
- Emergency medicine, WashingtonPrimary
Emergency medicine physicians near Dr. Walker
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
1,408emergency medicine physicians in Washington222emergency medicine physicians in Seattle33emergency medicine physicians at UW Medical Center - Montlake
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Amy Callan Walker billed Medicare for 51 services in 2024
CMS data shows 51 Medicare services from Dr. Walker across 2 procedure codes in 2024, for 46 Medicare patients. Medicare paid $2,851 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202451
Medicare patients46
Paid by Medicare$2,851
Procedure codes2
Dr. Walker's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1292024: 2978%
- Office and hospital visits
- 2023: 2052024: 2289%
Dr. Walker compared with the Washington median for emergency medicine physicians, 2024
- Dr. Walker
- Washington median
- Medicare services
- 51vs 26881% below
- Medicare patients
- 46vs 22379% below
- Part D claims
- 14vs 6177% below
Medians across 1,440 emergency medicine physicians in Washington with Dmand AI profiles that report each measure.
Dr. Walker's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Walker?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Walker and other emergency medicine physicians in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Amy Callan Walker treated 46 Medicare patients in 2024, average age 72
CMS counts 46 Medicare patients who saw Dr. Walker in 2024. The largest group is 65 to 74, with 17 patients. 75% of them have high blood pressure, and 67% have high cholesterol. 33% are also on Medicaid. Their average risk score is 3.10, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Walker's median patient age at 38, with 30% women.
Medicare patients, 202446
Average age72
Average risk score3.10
Also on Medicaid33%
Dr. Walker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Walker's Medicare patients by sex, 2024
- Women2146%
- Men2554%
Chronic conditions among Dr. Walker's Medicare patients, 2024
- High blood pressure75%
- High cholesterol67%
- Arthritis65%
- Chronic kidney disease46%
- Mood disorders46%
- Anxiety41%
- Diabetes39%
- Heart failure39%
Share of Medicare patients with each condition. A patient can have several.
Dr. 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 38
Patient panel by sex, all payers
- Women30%
- Men70%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Amy Callan Walker wrote 23 Medicare Part D claims in 2024
In 2024, Dr. Walker wrote 23 Medicare Part D claims for 16 patients. 83% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $49 in total drug cost. In 2022, CMS named 46 claims across 3 drugs.
Part D claims, 202423
Drugs named by CMS1
Total drug cost$49
Part D patients16
Dr. Walker's Part D claims by kind of drug, 2024
- Generic19 claims83%
- Brand-name and other4 claims17%
Dr. Walker's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 462023: 1470%
Drugs named by CMS: 1 in 2023, 3 in 2022.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Amy Callan Walker has 2 publications on record
Dmand AI links 2 papers to Dr. Walker in 2019. The most frequent topics are Cardiopulmonary Resuscitation, Hypothermia, Induced and Out-of-Hospital Cardiac Arrest.
Papers2
Topics Dr. Walker writes about most
- Cardiopulmonary Resuscitation
- Hypothermia, Induced
- Out-of-Hospital Cardiac Arrest
Recent publications by Dr. Walker
Cardiopulmonary ResuscitationCritical CareHypothermia, Induced
See who Dr. Walker researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Walker works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Amy Callan Walker received $700 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Walker from 1 drug or device company in 2024. Consulting fees make up the largest share, 100% of the total. FUJIFILM SonoSite, Inc. paid the most, $700.
Companies that paid Dr. Walker the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Amy Callan Walker graduated from Warren Alpert Medical School of Brown University
Dr. Walker graduated from Warren Alpert Medical School of Brown University in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Amy Callan 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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Dr. Amy Callan 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 Dr. Amy Callan Walker's NPI number?
Dr. Amy Callan Walker's NPI number is 1407201403. It was assigned on April 27, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Amy Callan Walker?
Dr. Amy Callan Walker is an emergency medicine physician in Seattle, Washington. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Amy Callan Walker practice?
Dr. Walker practices at 1959 NE Pacific St Box 356151, Seattle, WA 98195. Dr. Walker's primary practice is UW Medical Center - Montlake in Seattle, Washington, part of University of Washington. Dmand AI also links Dr. Walker to 1 hospital, 2 medical groups and 1 hospital outpatient department.
What is Dr. Amy Callan Walker's office phone number?
The practice phone on file for Dr. Walker is (206) 598-3300.
What is Dr. Amy Callan Walker's medical license number?
Dr. Walker holds Washington license MD60960833.
Which hospitals is Dr. Amy Callan Walker affiliated with?
Dr. Walker practices at UW Medical Center - Montlake in Seattle, Washington. Dr. Walker is also affiliated with Kaiser Permanente Central Hospital. Dmand AI links Dr. Walker to 1 more hospital.
What medical group is Dr. Amy Callan Walker part of?
Dr. Walker is linked to Washington Permanente Medical Group, P.C. Dmand AI links Dr. Walker to 2 more medical groups.
Does Dr. Amy Callan Walker accept Medicare?
Yes. CMS data shows Dr. Walker billed Medicare for 51 services in 2024.
How many Medicare patients does Dr. Amy Callan Walker see?
CMS counts 46 Medicare patients who saw Dr. Walker in 2024, with an average age of 72.
What services does Dr. Amy Callan Walker bill to Medicare?
In 2024, Dr. Walker's most billed Medicare services were heart test or procedure (93010) and emergency department visit (99285).
Show 5 more questionsShow fewer questions
Where did Dr. Amy Callan Walker go to medical school?
Dr. Walker graduated from Warren Alpert Medical School of Brown University in 2016.
What drugs does Dr. Amy Callan Walker prescribe most?
In 2023 Medicare Part D data, Dr. Walker's most prescribed drugs by claims were Oxycodone HCl.
Has Dr. Amy Callan Walker received payments from drug or device companies?
CMS Open Payments shows $700 in general payments to Dr. Walker from 1 company from 2024 to 2024. The largest total came from FUJIFILM SonoSite, Inc.
How long has Dr. Amy Callan Walker been practicing?
Dr. Walker graduated from medical school in 2016, 10 years ago.
Does Dr. Amy Callan Walker do research?
Dmand AI links 2 publications to Dr. Walker.
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