Dr. Christine E. Walker, DO
- Part D claims, 2016
- 66
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 9377 E Bell Rd, Scottsdale, AZ 85260-1502
- Practice phone
- Call (480) 619-4097
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Derosa Medical
Multi-specialty group site · Scottsdale, Arizona
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. Christine E. Walker is an internist in Phoenix, Arizona
Dr. Walker practices at Derosa Medical in Scottsdale, Arizona.
Dr. Walker's NPI, 1891916482, was assigned on May 1, 2007. Dr. Walker holds Arizona license 006029.
- NPI
- 1891916482NPI Registry (opens in a new tab)
- NPI enumeration date
- May 1, 2007
- NPI status
- Active
- Practice phone
- (480) 619-4097
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christine E. Walker practices in Scottsdale and Phoenix
Dr. Walker's primary practice is Derosa Medical, at 9377 E Bell Rd, Scottsdale, AZ 85260-1502. The practice phone is (480) 619-4097. The NPI Registry lists Dr. Walker's practice address as 250 E Dunlap Ave, Phoenix, AZ 85020.
- Derosa MedicalPrimary9377 E Bell Rd, Scottsdale, AZ 85260-1502Phone(480) 619-4097
- NPI Registry address250 E Dunlap Ave, Phoenix, AZ 85020 · Maricopa CountyPhone(480) 619-4097
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Christine E. Walker is affiliated with 1 site of care and 1 medical group
Dr. Walker's primary practice is Derosa Medical in Scottsdale, Arizona. Dmand AI also links Dr. Walker to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Christine E. Walker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Walker practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Derosa Medical | Available with a free account |
| +1 medical group | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Christine E. Walker is one of 2,420 internists in Arizona
Internal medicine is Dr. Walker's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Walker is licensed in Arizona.
Specialties and state licenses
- Internal medicine, ArizonaPrimary
Internists near Dr. Walker
Counts of internists 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
Dr. Christine E. Walker's patients have a median age of 34
Across all payers, Dmand AI patient panel data puts Dr. Walker's median patient age at 34, with 50% women.
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 34
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. Christine E. Walker wrote 66 Medicare Part D claims in 2016
In 2016, Dr. Walker wrote 66 Medicare Part D claims. They cover 4 drugs, with $2,422 in total drug cost.
Dr. Walker's most prescribed drugs by claims, 2016
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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.
Sources for Dr. Christine E. 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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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 Dr. Christine E. 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. Christine E. Walker's NPI number?
Dr. Christine E. Walker's NPI number is 1891916482. It was assigned on May 1, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Christine E. Walker?
Dr. Christine E. Walker is an internist in Phoenix, Arizona. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Christine E. Walker practice?
Dr. Walker practices at 9377 E Bell Rd, Scottsdale, AZ 85260-1502. Dr. Walker also practices at 250 E Dunlap Ave, Phoenix, AZ 85020. Dr. Walker's primary practice is Derosa Medical in Scottsdale, Arizona. Dmand AI also links Dr. Walker to 1 medical group.
What is Dr. Christine E. Walker's office phone number?
The practice phone on file for Dr. Walker is (480) 619-4097.
What is Dr. Christine E. Walker's medical license number?
Dr. Walker holds Arizona license 006029.
What drugs does Dr. Christine E. Walker prescribe most?
In 2016 Medicare Part D data, Dr. Walker's most prescribed drugs by claims were Spironolactone, Progesterone and Letrozole.
How long has Dr. Christine E. Walker been practicing?
Dr. Walker's NPI was assigned in 2007.
Selling to internal medicine practices?
See internists in Arizona 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