Dr. Ryan Robert Mertens, DO
- Medicare services, 2024
- 2,056
- Medicare patients, 2024
- 750
- Part D claims, 2024
- 1,849
- Hospital affiliations
- 5
- Industry payments
- $5,771
- Practice address
- 5950 University Avenue, Suite 180, West Des Moines, IA 50266
- Practice phone
- Call (515) 875-9145
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
The Iowa Clinic Endoscopy - West Des Moines
Surgery Center - Medicare-Certified · West Des Moines, Iowa
Find Dr. Mertens' 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. Ryan Robert Mertens is a pulmonologist in West Des Moines, Iowa
Dr. Mertens practices at The Iowa Clinic Endoscopy - West Des Moines in West Des Moines, Iowa.
Dr. Mertens' NPI, 1487965372, was assigned on June 25, 2010. Dr. Mertens holds Iowa license DO-04222.
- NPI
- 1487965372NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4385887447
- NPI enumeration date
- June 25, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (515) 875-9145
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ryan Robert Mertens practices at The Iowa Clinic Endoscopy - West Des Moines in West Des Moines, Iowa
Dr. Mertens' primary practice is The Iowa Clinic Endoscopy - West Des Moines, at 5950 University Avenue, Suite 180, West Des Moines, IA 50266. The practice phone is (515) 875-9145.
- The Iowa Clinic Endoscopy - West Des Moines5950 University Avenue, Suite 180, West Des Moines, IA 50266Phone(515) 875-9145
Source: Dmand AI Affiliation Data
Dr. Ryan Robert Mertens is affiliated with 9 sites of care and 4 medical groups
Dr. Mertens' primary practice is The Iowa Clinic Endoscopy - West Des Moines in West Des Moines, Iowa. Dr. Mertens is also affiliated with UnityPoint Health - Iowa Methodist Medical Center. The medical group on file is The Iowa Clinic. Dmand AI also links Dr. Mertens to 4 more hospitals, 3 group practices and clinics and 3 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ryan Robert Mertens' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mertens practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Iowa Clinic Endoscopy - West Des Moines | Available with a free account |
| +8 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ryan Robert Mertens is one of 124 pulmonologists in Iowa
Pulmonary disease is Dr. Mertens' primary specialty in the NPI Registry, under taxonomy code 207RP1001X. Dr. Mertens is licensed in Iowa.
Specialties and state licenses
- Pulmonary disease, IowaPrimary
Pulmonologists near Dr. Mertens
Counts of pulmonologists 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. Ryan Robert Mertens billed Medicare for 2,056 services in 2024
CMS data shows 2,056 Medicare services from Dr. Mertens across 23 procedure codes in 2024, for 750 Medicare patients. Medicare paid $133,479 for them.
Dr. Mertens' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,0742024: 1,1648%
- Tests and treatments
- 2023: 3952024: 46919%
- Other services
- 2023: 02024: 229
- Surgery
- 2023: 272024: 104285%
- Drugs given in the office
- 2023: 692024: 9030%
Where Dr. Mertens' Medicare services took place, 2024
- In an office1,39268%
- In a facility66432%
Dr. Mertens compared with the Iowa median for pulmonologists, 2024
- Dr. Mertens
- Iowa median
- Medicare services
- 2,056vs 8252.5 times
- Medicare patients
- 750vs 38296% above
- Part D claims
- 1,734vs 6752.6 times
Medians across 118 pulmonologists in Iowa with Dmand AI profiles that report each measure.
Dr. Mertens' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Mertens?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mertens and other pulmonologists in Iowa.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ryan Robert Mertens treated 750 Medicare patients in 2024, average age 75
CMS counts 750 Medicare patients who saw Dr. Mertens in 2024. The largest group is 65 to 74, with 300 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.80, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Mertens' median patient age at 71, with 51% women.
Dr. Mertens' Medicare patients by age, 2024
Dr. Mertens' Medicare patients by sex, 2024
- Women38051%
- Men37049%
Chronic conditions among Dr. Mertens' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis48%
- Ischemic heart disease44%
- COPD39%
- Chronic kidney disease39%
- Heart failure37%
- Atrial fibrillation36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mertens' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ryan Robert Mertens wrote 1,849 Medicare Part D claims in 2024
In 2024, Dr. Mertens wrote 1,849 Medicare Part D claims for 345 patients. 36% of them were for generic drugs. CMS names the drug for 1,734 of them, across 33 drugs with 11 or more claims each, at $517,638 in total drug cost. In 2023, CMS named 951 claims across 20 drugs.
Dr. Mertens' Part D claims by kind of drug, 2024
- Generic663 claims36%
- Brand-name1,186 claims64%
Dr. Mertens' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Mertens' Part D claims, 2024
- Antibiotics5%97 of 1,849 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 9512024: 1,73482%
Drugs named by CMS: 33 in 2024, 20 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Ryan Robert Mertens takes part in Medicare
Dr. Mertens accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Ryan Robert Mertens received $5,771 in industry payments from 2019 to 2024
CMS Open Payments shows 20 general payments to Dr. Mertens from 4 drug and device companies from 2019 to 2024. Education make up the largest share, 72% of the total. Intuitive Surgical, Inc. paid the most, $5,573.
General payments to Dr. Mertens by program year, 2019 to 2024
General payments to Dr. Mertens by kind, 2019 to 2024
- Education$4,15372%
- Travel and lodging$1,41224%
- Food and beverage$2054%
Companies that paid Dr. Mertens the most, 2019 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ryan Robert Mertens'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 and Drug (CMS) (opens in a new tab)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) |
| 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. Ryan Robert Mertens
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. Ryan Robert Mertens' NPI number?
Dr. Ryan Robert Mertens' NPI number is 1487965372. It was assigned on June 25, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Ryan Robert Mertens?
Dr. Ryan Robert Mertens is a pulmonologist in West Des Moines, Iowa. The primary specialty in the NPI Registry is Pulmonary Disease Physician (taxonomy code 207RP1001X).
Where does Dr. Ryan Robert Mertens practice?
Dr. Mertens practices at 5950 University Avenue, Suite 180, West Des Moines, IA 50266. Dr. Mertens' primary practice is The Iowa Clinic Endoscopy - West Des Moines in West Des Moines, Iowa. Dmand AI also links Dr. Mertens to 4 hospitals, 3 group practices and clinics and 3 medical groups.
What is Dr. Ryan Robert Mertens' office phone number?
The practice phone on file for Dr. Mertens is (515) 875-9145.
What is Dr. Ryan Robert Mertens' medical license number?
Dr. Mertens holds Iowa license DO-04222.
Which hospitals is Dr. Ryan Robert Mertens affiliated with?
Dr. Mertens is affiliated with UnityPoint Health - Iowa Methodist Medical Center. Dmand AI links Dr. Mertens to 4 more hospitals.
What medical group is Dr. Ryan Robert Mertens part of?
Dr. Mertens is linked to The Iowa Clinic. Dmand AI links Dr. Mertens to 3 more medical groups.
Does Dr. Ryan Robert Mertens accept Medicare?
Yes. CMS data shows Dr. Mertens billed Medicare for 2,056 services in 2024, and Dr. Mertens accepts Medicare assignment.
How many Medicare patients does Dr. Ryan Robert Mertens see?
CMS counts 750 Medicare patients who saw Dr. Mertens in 2024, with an average age of 75.
What services does Dr. Ryan Robert Mertens bill to Medicare?
In 2024, Dr. Mertens' most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99233) and medicare service (G2211).
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What drugs does Dr. Ryan Robert Mertens prescribe most?
In 2024 Medicare Part D data, Dr. Mertens' most prescribed drugs by claims were Trelegy Ellipta, Incruse Ellipta and Albuterol Sulfate Hfa.
Has Dr. Ryan Robert Mertens received payments from drug or device companies?
CMS Open Payments shows $5,771 in general payments to Dr. Mertens from 4 companies from 2019 to 2024. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Ryan Robert Mertens been practicing?
Dr. Mertens graduated from medical school in 2010, 16 years ago.
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