Dr. Ronald Raymond Walker, MD
- Hospital affiliations
- 1
- Industry payments
- $120
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 1201 S Grand Blvd, Saint Louis, MO 63104
- Practice phone
- Call (314) 257-8000
- 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. Ronald Raymond Walker is a general practice physician in Saint Louis, Missouri
Dr. Walker practices at SSM Health Saint Louis University Hospital in Saint Louis, Missouri, part of SSM Health Care.
Dr. Walker's NPI, 1134226590, was assigned on September 20, 2006. Dr. Walker graduated from UC San Diego School of Medicine in 1982. Dr. Walker holds California license G51470.
- NPI
- 1134226590NPI Registry (opens in a new tab)
- NPI enumeration date
- September 20, 2006
- NPI status
- Active
- Practice phone
- (314) 257-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Ronald Raymond Walker practices at SSM Health Saint Louis University Hospital in Saint Louis, Missouri
Dr. Walker's primary practice is SSM Health Saint Louis University Hospital, at 1201 S Grand Blvd, Saint Louis, MO 63104 in St. Louis City. The practice phone is (314) 257-8000.
- SSM Health Saint Louis University Hospital1201 S Grand Blvd, Saint Louis, MO 63104 · St. Louis CityPhone(314) 257-8000
Source: Dmand AI Affiliation Data
Dr. Ronald Raymond Walker is affiliated with 2 sites of care
Dr. Walker's primary practice is SSM Health Saint Louis University Hospital in Saint Louis, Missouri, part of SSM Health Care. Dmand AI also links Dr. Walker to 1 behavioral health center, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ronald Raymond Walker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Walker practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| SSM Health Saint Louis University Hospital | Available with a free account |
| +1 more affiliated site | 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 SSM Health Care and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ronald Raymond Walker is one of 124 general practice physicians in Missouri
General practice is Dr. Walker's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Walker is licensed in California.
Specialties and state licenses
- General practice, CaliforniaPrimary
General practice physicians near Dr. Walker
Counts of general practice physicians 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. Ronald Raymond Walker's patients have a median age of 61
Across all payers, Dmand AI patient panel data puts Dr. Walker's median patient age at 61, with 14% 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 61
Patient panel by sex, all payers
- Women14%
- Men86%
Source: Dmand AI Patient Panel Data
Dr. Ronald Raymond Walker received $120 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Walker from 1 drug or device company in 2017. Food and beverage make up the largest share, 100% of the total. Alcon Laboratories Inc paid the most, $120.
Companies that paid Dr. Walker the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ronald Raymond Walker graduated from UC San Diego School of Medicine
Dr. Walker graduated from UC San Diego School of Medicine in 1982.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ronald Raymond 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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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. Ronald Raymond 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. Ronald Raymond Walker's NPI number?
Dr. Ronald Raymond Walker's NPI number is 1134226590. It was assigned on September 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ronald Raymond Walker?
Dr. Ronald Raymond Walker is a general practice physician in Saint Louis, Missouri. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. Ronald Raymond Walker practice?
Dr. Walker practices at 1201 S Grand Blvd, Saint Louis, MO 63104. Dr. Walker's primary practice is SSM Health Saint Louis University Hospital in Saint Louis, Missouri, part of SSM Health Care. Dmand AI also links Dr. Walker to 1 behavioral health center.
What is Dr. Ronald Raymond Walker's office phone number?
The practice phone on file for Dr. Walker is (314) 257-8000.
What is Dr. Ronald Raymond Walker's medical license number?
Dr. Walker holds California license G51470.
Which hospitals is Dr. Ronald Raymond Walker affiliated with?
Dr. Walker practices at SSM Health Saint Louis University Hospital in Saint Louis, Missouri.
Where did Dr. Ronald Raymond Walker go to medical school?
Dr. Walker graduated from UC San Diego School of Medicine in 1982.
Has Dr. Ronald Raymond Walker received payments from drug or device companies?
CMS Open Payments shows $120 in general payments to Dr. Walker from 1 company from 2017 to 2017. The largest total came from Alcon Laboratories Inc.
How long has Dr. Ronald Raymond Walker been practicing?
Dr. Walker graduated from medical school in 1982, 44 years ago.
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