Dr. Joseph Marshall Sadler Jr., MD
- Hospital affiliations
- 1
- Industry payments
- $815
- Medical groups
- 2
- Insurance carriers
- 8
- State licenses
- 7
- Practice address
- 1423 N Jefferson Ave, Springfield, MO 65802
- Practice phone
- Call (417) 269-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Cox North Hospital
Springfield, Missouri
Find Dr. Sadler'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. Joseph Marshall Sadler Jr. is a pediatrician in Springfield, Missouri
Dr. Sadler practices at Cox North Hospital in Springfield, Missouri.
Dr. Sadler's NPI, 1831410810, was assigned on June 14, 2010. Dr. Sadler graduated from American University of the Caribbean School of Medicine in 2009. Dr. Sadler's Alabama license number on file is 34954.
- NPI
- 1831410810NPI Registry (opens in a new tab)
- NPI enumeration date
- June 14, 2010
- NPI status
- Active
- Practice phone
- (417) 269-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Joseph Marshall Sadler Jr. practices at Cox North Hospital in Springfield, Missouri
Dr. Sadler's primary practice is Cox North Hospital, at 1423 N Jefferson Ave, Springfield, MO 65802 in Greene County. The practice phone is (417) 269-6000.
- Cox North Hospital1423 N Jefferson Ave, Springfield, MO 65802 · Greene CountyPhone(417) 269-6000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Joseph Marshall Sadler Jr. is affiliated with 3 sites of care and 2 medical groups
Dr. Sadler's primary practice is Cox North Hospital in Springfield, Missouri. Dr. Sadler is also affiliated with Cox Medical Center Branson. The medical group on file is CoxHealth Neurology. Dmand AI also links Dr. Sadler to 1 more group practice or clinic and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Joseph Marshall Sadler Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sadler practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cox North Hospital | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joseph Marshall Sadler Jr. is one of 1,158 pediatricians in Missouri
Pediatrics is Dr. Sadler's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Sadler is board certified in pediatrics by the American Board of Pediatrics. Dmand AI has Dr. Sadler's licenses on file in 7 states: Alabama, Tennessee, Illinois, Missouri, Florida, North Carolina and Oklahoma.
Specialties and state licenses
- Pediatrics, AlabamaPrimary
- Tennessee license
- Illinois license
- Missouri license
- Florida license
- North Carolina license
- Oklahoma license
Pediatricians near Dr. Sadler
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. Joseph Marshall Sadler Jr.'s patients have a median age of 8
Across all payers, Dmand AI patient panel data puts Dr. Sadler's median patient age at 8, with 46% women.
Dr. Sadler's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 8
Patient panel by sex, all payers
- Women46%
- Men54%
Source: Dmand AI Patient Panel Data
Dr. Joseph Marshall Sadler Jr. received $815 in industry payments from 2016 to 2025
CMS Open Payments shows 50 general payments to Dr. Sadler from 17 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Shire North American Group Inc paid the most, $183.
General payments to Dr. Sadler by program year, 2016 to 2025
General payments to Dr. Sadler by kind, 2016 to 2025
- Food and beverage$814100%
- Education$10%
Companies that paid Dr. Sadler the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Joseph Marshall Sadler Jr. graduated from American University of the Caribbean School of Medicine
Dr. Sadler graduated from American University of the Caribbean School of Medicine in 2009. Dr. Sadler is a member of American College of Pediatricians and Christian Medical Dental Association.
- Medical school
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Joseph Marshall Sadler Jr. accepts plans from 8 insurance carriers
Dr. Sadler is in network with 8 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Aetna
- Elevance
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- Blue Cross and Blue Shield of Kansas City
- HCSC
- NC State Medicaid
Plan types Dr. Sadler accepts, by number of carriers
- PPO6
- HMO4
- Medicare4
- POS4
- EPO3
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Joseph Marshall Sadler Jr.'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 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 |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Joseph Marshall Sadler Jr.
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. Joseph Marshall Sadler Jr.'s NPI number?
Dr. Joseph Marshall Sadler Jr.'s NPI number is 1831410810. It was assigned on June 14, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Joseph Marshall Sadler Jr.?
Dr. Joseph Marshall Sadler Jr. is a pediatrician in Springfield, Missouri. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Joseph Marshall Sadler Jr. practice?
Dr. Sadler practices at 1423 N Jefferson Ave, Springfield, MO 65802. Dr. Sadler's primary practice is Cox North Hospital in Springfield, Missouri. Dmand AI also links Dr. Sadler to 1 group practice or clinic and 1 medical group.
What is Dr. Joseph Marshall Sadler Jr.'s office phone number?
The practice phone on file for Dr. Sadler is (417) 269-6000.
What is Dr. Joseph Marshall Sadler Jr.'s medical license number?
Dr. Sadler's Alabama license number on file is 34954, one of the licenses on file in 7 states.
Which states has Dr. Joseph Marshall Sadler Jr. been licensed in?
Dmand AI has state licenses on file for Dr. Sadler in Alabama (2016 to 2024), Tennessee (2013 to 2027), Illinois (2021 to 2026), Missouri (2025 to 2026), Florida (2018 to 2025), North Carolina (2020 to 2025) and Oklahoma (2010 to 2013).
Which hospitals is Dr. Joseph Marshall Sadler Jr. affiliated with?
Dr. Sadler is affiliated with Cox Medical Center Branson.
What medical group is Dr. Joseph Marshall Sadler Jr. part of?
Dr. Sadler is linked to CoxHealth Neurology. Dmand AI links Dr. Sadler to 1 more medical group.
Is Dr. Joseph Marshall Sadler Jr. board certified?
Yes. Dr. Sadler is board certified in pediatrics by the American Board of Pediatrics.
Where did Dr. Joseph Marshall Sadler Jr. go to medical school?
Dr. Sadler graduated from American University of the Caribbean School of Medicine in 2009.
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Has Dr. Joseph Marshall Sadler Jr. received payments from drug or device companies?
CMS Open Payments shows $815 in general payments to Dr. Sadler from 17 companies from 2016 to 2025. The largest total came from Shire North American Group Inc.
How long has Dr. Joseph Marshall Sadler Jr. been practicing?
Dr. Sadler graduated from medical school in 2009, 17 years ago.
What insurance does Dr. Joseph Marshall Sadler Jr. accept?
Dr. Sadler is in network with 8 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 6. Check the plan with the practice before a visit.
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