Christopher J. Walker, NPC
- Medicare patients, 2024
- 87
- Part D claims, 2024
- 1,609
- Hospital affiliations
- 2
- Industry payments
- $156
- Medical groups
- 2
- Practice address
- 2928 W 10th St, Greeley, CO 80634
- Practice phone
- Call (970) 584-2100
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Family Walk in Clinic
Greeley, Colorado
Find Christopher 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.
Christopher J. Walker is a family nurse practitioner in Greeley, Colorado
Christopher Walker practices at Family Walk in Clinic in Greeley, Colorado.
Christopher Walker's NPI, 1023217866, was assigned on July 12, 2007. Christopher Walker holds Maine license R043823.
- NPI
- 1023217866NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7012005549
- NPI enumeration date
- July 12, 2007
- NPI status
- Active
- Practice phone
- (970) 584-2100
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Christopher J. Walker practices at Family Walk in Clinic in Greeley, Colorado
Christopher Walker's primary practice is Family Walk in Clinic, at 2928 W 10th St, Greeley, CO 80634 in Weld County. The practice phone is (970) 584-2100.
- Family Walk in Clinic2928 W 10th St, Greeley, CO 80634 · Weld CountyPhone(970) 584-2100
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Christopher J. Walker is affiliated with 4 sites of care and 2 medical groups
Christopher Walker's primary practice is Family Walk in Clinic in Greeley, Colorado. Christopher Walker is also affiliated with Banner North Colorado Medical Center. The medical group on file is Family Walk-In Clinic. Dmand AI also links Christopher Walker to 1 more hospital, 1 community health center and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Christopher J. Walker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Christopher Walker practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Family Walk in Clinic | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Christopher J. Walker is one of 2,593 family nurse practitioners in Colorado
Family is Christopher Walker's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Christopher Walker is licensed in Maine.
Specialties and state licenses
- Family nurse practitioner, MainePrimary
Family nurse practitioners near Christopher 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
Christopher J. Walker treated 87 Medicare patients in 2024, average age 70
CMS counts 87 Medicare patients who saw Christopher Walker in 2024. The largest group is 65 to 74, with 41 patients. 66% of them have high blood pressure, and 66% have high cholesterol. 39% are also on Medicaid. Their average risk score is 1.02, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Christopher Walker's median patient age at 54, with 50% women.
Christopher Walker's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Christopher Walker's Medicare patients by sex, 2024
- Women4552%
- Men4248%
Chronic conditions among Christopher Walker's Medicare patients, 2024
- High blood pressure66%
- High cholesterol66%
- Diabetes38%
- Arthritis26%
- COPD23%
- Anxiety16%
- Mood disorders15%
- Asthma13%
Share of Medicare patients with each condition. A patient can have several.
Christopher 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 54
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Christopher J. Walker wrote 1,609 Medicare Part D claims in 2024
In 2024, Christopher Walker wrote 1,609 Medicare Part D claims for 182 patients. 81% of them were for generic drugs.
Christopher Walker's Part D claims by kind of drug, 2024
- Generic1,301 claims81%
- Brand-name281 claims17%
- Other27 claims2%
Drug classes CMS tracks in Christopher Walker's Part D claims, 2024
- Antibiotics3%50 of 1,609 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
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Christopher J. Walker received $156 in industry payments in 2025
CMS Open Payments shows 9 general payments to Christopher Walker from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $51.
Companies that paid Christopher 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 Christopher 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| 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 Christopher 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 Christopher J. Walker's NPI number?
Christopher J. Walker's NPI number is 1023217866. It was assigned on July 12, 2007, and it is active in the NPI Registry.
What does Christopher J. Walker specialize in?
Christopher J. Walker is a family nurse practitioner in Greeley, Colorado. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Christopher J. Walker practice?
Christopher Walker practices at 2928 W 10th St, Greeley, CO 80634. Christopher Walker's primary practice is Family Walk in Clinic in Greeley, Colorado. Dmand AI also links Christopher Walker to 1 hospital, 1 community health center and 1 medical group.
What is Christopher J. Walker's office phone number?
The practice phone on file for Christopher Walker is (970) 584-2100.
What is Christopher J. Walker's medical license number?
Christopher Walker holds Maine license R043823.
Which hospitals is Christopher J. Walker affiliated with?
Christopher Walker is affiliated with Banner North Colorado Medical Center. Dmand AI links Christopher Walker to 1 more hospital.
What medical group is Christopher J. Walker part of?
Christopher Walker is linked to Family Walk-In Clinic. Dmand AI links Christopher Walker to 1 more medical group.
How many Medicare patients does Christopher J. Walker see?
CMS counts 87 Medicare patients who saw Christopher Walker in 2024, with an average age of 70.
Has Christopher J. Walker received payments from drug or device companies?
CMS Open Payments shows $156 in general payments to Christopher Walker from 5 companies from 2025 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Christopher J. Walker been practicing?
Christopher Walker graduated from medical school in 2007, 19 years ago.
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