Robert A. Lien, NP
- Medicare patients, 2026
- 286
- Part D claims, 2026
- 5,511
- MIPS score, 2026
- 82
- Hospital affiliations
- 1
- Industry payments
- $199
- Practice address
- 1001 E Primrose St, Springfield, MO 65807
- Practice phone
- Call (417) 875-3332
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ferrell - Duncan Clinic
Springfield, Missouri
Find Robert Lien'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.
Robert A. Lien is a nurse practitioner in Springfield, Missouri
Robert Lien practices at Ferrell - Duncan Clinic in Springfield, Missouri.
Robert Lien's NPI, 1821578956, was assigned on August 17, 2018. Robert Lien holds Missouri license 2018030651.
- NPI
- 1821578956NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5496004368
- NPI enumeration date
- August 17, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (417) 875-3332
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Robert A. Lien practices at Ferrell - Duncan Clinic in Springfield, Missouri
Robert Lien's primary practice is Ferrell - Duncan Clinic, at 1001 E Primrose St, Springfield, MO 65807 in Greene County. The practice phone is (417) 875-3332.
- Ferrell - Duncan Clinic1001 E Primrose St, Springfield, MO 65807 · Greene CountyPhone(417) 875-3332
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Robert A. Lien is affiliated with 5 sites of care and 2 medical groups
Robert Lien's primary practice is Ferrell - Duncan Clinic in Springfield, Missouri. Robert Lien is also affiliated with Cox Medical Center South. The medical group on file is Ferrell-Duncan Clinic. Dmand AI also links Robert Lien to 2 more group practices and clinics, 1 home health agency 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 Robert A. Lien's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Robert Lien practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ferrell - Duncan Clinic | Available with a free account |
| +4 more sites and 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.
Robert A. Lien is one of 1,347 nurse practitioners in Missouri
Nurse practitioner is Robert Lien's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Robert Lien is licensed in Missouri.
Specialties and state licenses
- Nurse practitioner, MissouriPrimary
Nurse practitioners near Robert Lien
Counts of 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 A. Lien treated 286 Medicare patients in 2026, average age 75
CMS counts 286 Medicare patients who saw Robert Lien in 2026. The largest group is 65 to 74, with 138 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.35, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Robert Lien's median patient age at 72, with 29% women.
Robert Lien's Medicare patients by age, 2026
Robert Lien's Medicare patients by sex, 2026
- Women8128%
- Men20572%
Chronic conditions among Robert Lien's Medicare patients, 2026
- High blood pressure75%
- High cholesterol75%
- Arthritis45%
- Ischemic heart disease32%
- Diabetes31%
- Mood disorders28%
- Chronic kidney disease27%
- Depression26%
Share of Medicare patients with each condition. A patient can have several.
Robert Lien's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women29%
- Men70%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2026 data
Robert A. Lien wrote 5,511 Medicare Part D claims in 2026
In 2026, Robert Lien wrote 5,511 Medicare Part D claims for 710 patients. 87% of them were for generic drugs.
Robert Lien's Part D claims by kind of drug, 2026
- Generic4,807 claims87%
- Brand-name679 claims12%
- Other25 claims0%
Drug classes CMS tracks in Robert Lien's Part D claims, 2026
- Antibiotics4%245 of 5,511 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2026 data
Robert A. Lien scored 82 out of 100 in Medicare's MIPS program for 2026
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Robert Lien for performance year 2026, reported as part of a group. Robert Lien accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Robert Lien's MIPS scores, performance year 2026
- 82of 100Final score
- 64.7of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2026 data
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.
Robert A. Lien received $199 in industry payments in 2025
CMS Open Payments shows 11 general payments to Robert Lien from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $63.
Companies that paid Robert Lien 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 A. Lien'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 DataMedicare 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (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 A. Lien
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 A. Lien's NPI number?
Robert A. Lien's NPI number is 1821578956. It was assigned on August 17, 2018, and it is active in the NPI Registry.
What does Robert A. Lien specialize in?
Robert A. Lien is a nurse practitioner in Springfield, Missouri. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Robert A. Lien practice?
Robert Lien practices at 1001 E Primrose St, Springfield, MO 65807. Robert Lien's primary practice is Ferrell - Duncan Clinic in Springfield, Missouri. Dmand AI also links Robert Lien to 2 group practices and clinics, 1 home health agency and 1 medical group, and a free account names each one.
What is Robert A. Lien's office phone number?
The practice phone on file for Robert Lien is (417) 875-3332. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Robert A. Lien's email address?
Dmand AI checks professional and personal email addresses for Robert Lien through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Robert A. Lien's medical license number?
Robert Lien holds Missouri license 2018030651.
Which hospitals is Robert A. Lien affiliated with?
Robert Lien is affiliated with Cox Medical Center South.
What medical group is Robert A. Lien part of?
Robert Lien is linked to Ferrell-Duncan Clinic. Dmand AI links Robert Lien to 1 more medical group, named with a free account.
Who does Robert A. Lien practice with?
Dmand AI links 260 HCPs to Robert Lien's primary medical group, 21 of them nurse practitioners. A free account lists them, with verified contacts.
Does Robert A. Lien accept Medicare?
Yes. CMS lists Robert Lien as accepting Medicare assignment.
Show 5 more questionsShow fewer questions
What is Robert A. Lien's MIPS score?
Robert Lien's MIPS final score for performance year 2026 is 82 out of 100, reported as part of a group.
How many Medicare patients does Robert A. Lien see?
CMS counts 286 Medicare patients who saw Robert Lien in 2026, with an average age of 75.
Has Robert A. Lien received payments from drug or device companies?
CMS Open Payments shows $199 in general payments to Robert Lien from 6 companies from 2025 to 2025. The largest total came from Eli Lilly and Company.
How long has Robert A. Lien been practicing?
Robert Lien graduated from medical school in 2018, 8 years ago.
What EHR does Robert A. Lien's practice use?
Dmand AI tracks the EHR system at Ferrell - Duncan Clinic and at 4 more sites and 1 medical group. The vendor and product are available with a free Dmand AI account.
Selling to nurse practitioner practices?
See nurse practitioners in Missouri 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