Dr. Michael Stephen Walker, MD
- Industry payments
- $720
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 415 Fairview Ave, Ponca City, OK 74601
- Practice phone
- Call (580) 765-5569
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northern Oklahoma Regional Pediatric Clinic
Ponca City, Oklahoma
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. Michael Stephen Walker is a pediatrician in Ponca City, Oklahoma
Dr. Walker practices at Northern Oklahoma Regional Pediatric Clinic in Ponca City, Oklahoma.
Dr. Walker's NPI, 1073667390, was assigned on January 23, 2007. Dr. Walker holds Oklahoma license 17720.
- NPI
- 1073667390NPI Registry (opens in a new tab)
- NPI enumeration date
- January 23, 2007
- NPI status
- Active
- Practice phone
- (580) 765-5569
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Michael Stephen Walker practices at Northern Oklahoma Regional Pediatric Clinic in Ponca City, Oklahoma
Dr. Walker's primary practice is Northern Oklahoma Regional Pediatric Clinic, at 415 Fairview Ave, Ponca City, OK 74601 in Kay County. The practice phone is (580) 765-5569.
- Northern Oklahoma Regional Pediatric Clinic415 Fairview Ave, Ponca City, OK 74601 · Kay CountyPhone(580) 765-5569
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Michael Stephen Walker is affiliated with 1 site of care
Dr. Walker's primary practice is Northern Oklahoma Regional Pediatric Clinic in Ponca City, Oklahoma.
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Michael Stephen 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 |
|---|---|
| Northern Oklahoma Regional Pediatric Clinic | 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. Michael Stephen Walker is one of 556 pediatricians in Oklahoma
Pediatrics is Dr. Walker's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Walker is licensed in Oklahoma.
Specialties and state licenses
- Pediatrics, OklahomaPrimary
Pediatricians near Dr. Walker
Counts of pediatricians 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. Michael Stephen Walker's patients have a median age of 7
Across all payers, Dmand AI patient panel data puts Dr. Walker's median patient age at 7, with 45% 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 7
Patient panel by sex, all payers
- Women45%
- Men54%
Source: Dmand AI Patient Panel Data
Dr. Michael Stephen Walker received $720 in industry payments from 2016 to 2025
CMS Open Payments shows 42 general payments to Dr. Walker from 19 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $182.
General payments to Dr. Walker by program year, 2016 to 2025
Companies that paid Dr. Walker the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Michael Stephen 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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 Dr. Michael Stephen 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. Michael Stephen Walker's NPI number?
Dr. Michael Stephen Walker's NPI number is 1073667390. It was assigned on January 23, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Stephen Walker?
Dr. Michael Stephen Walker is a pediatrician in Ponca City, Oklahoma. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Michael Stephen Walker practice?
Dr. Walker practices at 415 Fairview Ave, Ponca City, OK 74601. Dr. Walker's primary practice is Northern Oklahoma Regional Pediatric Clinic in Ponca City, Oklahoma.
What is Dr. Michael Stephen Walker's office phone number?
The practice phone on file for Dr. Walker is (580) 765-5569.
What is Dr. Michael Stephen Walker's medical license number?
Dr. Walker holds Oklahoma license 17720.
Has Dr. Michael Stephen Walker received payments from drug or device companies?
CMS Open Payments shows $720 in general payments to Dr. Walker from 19 companies from 2016 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Michael Stephen Walker been practicing?
Dr. Walker's NPI was assigned in 2007.
Selling to pediatrics practices?
See pediatricians in Oklahoma 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