Robert Lynn Muller, MSN, RN, FNP-C
- Medicare patients, 2024
- 50
- Part D claims, 2024
- 381
- Hospital affiliations
- 1
- Industry payments
- $125
- Medical group
- 1
- Practice address
- 3801 South National Avenue, Springfield, MO 65807
- Practice phone
- Call (417) 269-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Robert Lynn Muller is a family nurse practitioner in Springfield, Missouri
Robert Muller practices at Cox Medical Center South in Springfield, Missouri, part of Lester E. Cox Medical Centers.
Robert Muller's NPI, 1811084296, was assigned on October 6, 2006. Robert Muller holds Missouri license 097288.
- NPI
- 1811084296NPI Registry (opens in a new tab)
- NPI enumeration date
- October 6, 2006
- NPI status
- Active
- Practice phone
- (417) 269-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Robert Lynn Muller practices at Cox Medical Center South in Springfield, Missouri
Robert Muller's primary practice is Cox Medical Center South, at 3801 South National Avenue, Springfield, MO 65807 in Greene County. The practice phone is (417) 269-6000.
- Cox Medical Center South3801 South National Avenue, Springfield, MO 65807 · Greene CountyPhone(417) 269-6000
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Robert Lynn Muller is affiliated with 1 site of care and 1 medical group
Robert Muller's primary practice is Cox Medical Center South in Springfield, Missouri, part of Lester E. Cox Medical Centers. The medical group on file is Mercy Clinic Family Medicine - Hollister.
Sources: Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Robert Lynn Muller's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Robert Muller practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cox Medical Center South | 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 Lester E. Cox Medical Centers and 6.2K+ hospitals, with verified contacts in the same login.
Robert Lynn Muller is one of 3,989 family nurse practitioners in Missouri
Family is Robert Muller's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Robert Muller is licensed in Missouri.
Specialties and state licenses
- Family nurse practitioner, MissouriPrimary
Family nurse practitioners near Robert Muller
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
Robert Lynn Muller treated 50 Medicare patients in 2024, average age 73
CMS counts 50 Medicare patients who saw Robert Muller in 2024. The largest group is 75 to 84, with 19 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. Their average risk score is 4.59, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Robert Muller's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Robert Muller's Medicare patients by sex, 2024
- Women2244%
- Men2856%
Chronic conditions among Robert Muller's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease56%
- Diabetes54%
- Arthritis52%
- Heart failure48%
- Atrial fibrillation28%
Share of Medicare patients with each condition. A patient can have several.
Source: Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Robert Lynn Muller wrote 381 Medicare Part D claims in 2024
In 2024, Robert Muller wrote 381 Medicare Part D claims for 103 patients. 88% of them were for generic drugs.
Robert Muller's Part D claims by kind of drug, 2024
- Generic337 claims88%
- Brand-name44 claims12%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Robert Lynn Muller received $125 in industry payments in 2025
CMS Open Payments shows 1 general payment to Robert Muller from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Travere Therapeutics, Inc. paid the most, $125.
Companies that paid Robert Muller 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 Robert Lynn Muller'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 DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Medicare 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 Robert Lynn Muller
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Robert Lynn Muller's NPI number?
Robert Lynn Muller's NPI number is 1811084296. It was assigned on October 6, 2006, and it is active in the NPI Registry.
What does Robert Lynn Muller specialize in?
Robert Lynn Muller is a family nurse practitioner in Springfield, Missouri. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Robert Lynn Muller practice?
Robert Muller practices at 3801 South National Avenue, Springfield, MO 65807. Robert Muller's primary practice is Cox Medical Center South in Springfield, Missouri, part of Lester E. Cox Medical Centers.
What is Robert Lynn Muller's office phone number?
The practice phone on file for Robert Muller is (417) 269-6000.
What is Robert Lynn Muller's medical license number?
Robert Muller holds Missouri license 097288.
Which hospitals is Robert Lynn Muller affiliated with?
Robert Muller practices at Cox Medical Center South in Springfield, Missouri.
What medical group is Robert Lynn Muller part of?
Robert Muller is linked to Mercy Clinic Family Medicine - Hollister.
How many Medicare patients does Robert Lynn Muller see?
CMS counts 50 Medicare patients who saw Robert Muller in 2024, with an average age of 73.
Has Robert Lynn Muller received payments from drug or device companies?
CMS Open Payments shows $125 in general payments to Robert Muller from 1 company from 2025 to 2025. The largest total came from Travere Therapeutics, Inc.
How long has Robert Lynn Muller been practicing?
Robert Muller's NPI was assigned in 2006.
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