Dr. Ryan Donald McQuillen, MD
- Medicare services, 2024
- 287
- Medicare patients, 2024
- 260
- Part D claims, 2024
- 28
- Hospital affiliations
- 2
- Industry payments
- $412
- Practice address
- 100 Medical Center Drive, Springfield, OH 45504
- Practice phone
- Call (937) 523-5500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. McQuillen'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. Ryan Donald McQuillen is an internist in Springfield, Ohio
Dr. McQuillen practices at Mercy Health - Springfield Regional Medical Center in Springfield, Ohio, part of Bon Secours Mercy Health.
Dr. McQuillen's NPI, 1770826612, was assigned on March 28, 2013. Dr. McQuillen holds Illinois license 125069859.
- NPI
- 1770826612NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486931441
- NPI enumeration date
- March 28, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (937) 523-5500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ryan Donald McQuillen practices at Mercy Health - Springfield Regional Medical Center in Springfield, Ohio
Dr. McQuillen's primary practice is Mercy Health - Springfield Regional Medical Center, at 100 Medical Center Drive, Springfield, OH 45504 in Clark County. The practice phone is (937) 523-5500.
- Mercy Health - Springfield Regional Medical Center100 Medical Center Drive, Springfield, OH 45504 · Clark CountyPhone(937) 523-5500
Source: Dmand AI Affiliation Data
Dr. Ryan Donald McQuillen is affiliated with 2 sites of care and 2 medical groups
Dr. McQuillen's primary practice is Mercy Health - Springfield Regional Medical Center in Springfield, Ohio, part of Bon Secours Mercy Health. Dr. McQuillen is also affiliated with Mercy Health - Urbana Hospital. The medical group on file is US Acute Care Solutions (USACS). Dmand AI also links Dr. McQuillen to 1 more medical group, 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 Donald McQuillen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McQuillen practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Health - Springfield Regional Medical Center | Available with a free account |
| +1 more site 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 Bon Secours Mercy Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ryan Donald McQuillen is one of 4,708 internists in Ohio
Internal medicine is Dr. McQuillen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. McQuillen is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Internists near Dr. McQuillen
Counts of internists 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 Donald McQuillen billed Medicare for 287 services in 2024
CMS data shows 287 Medicare services from Dr. McQuillen across 5 procedure codes in 2024, for 260 Medicare patients. Medicare paid $30,344 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. McQuillen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1922024: 28749%
Dr. McQuillen compared with the Ohio median for internists, 2024
- Dr. McQuillen
- Ohio median
- Medicare services
- 287vs 48741% below
- Medicare patients
- 260vs 19235% above
- Part D claims
- 47vs 29484% below
Medians across 4,703 internists in Ohio with Dmand AI profiles that report each measure.
Dr. McQuillen's 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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ryan Donald McQuillen treated 260 Medicare patients in 2024, average age 77
CMS counts 260 Medicare patients who saw Dr. McQuillen in 2024. The largest group is 75 to 84, with 89 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 2.57, 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. McQuillen's median patient age at 70, with 53% women.
Dr. McQuillen's Medicare patients by age, 2024
Dr. McQuillen's Medicare patients by sex, 2024
- Women13953%
- Men12147%
Chronic conditions among Dr. McQuillen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis62%
- Ischemic heart disease62%
- COPD53%
- Mood disorders53%
- Depression51%
- Diabetes48%
Share of Medicare patients with each condition. A patient can have several.
Dr. McQuillen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women53%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ryan Donald McQuillen wrote 28 Medicare Part D claims in 2024
In 2024, Dr. McQuillen wrote 28 Medicare Part D claims for 12 patients. 89% of them were for generic drugs. They cover 3 drugs, with $374 in total drug cost. In 2021, CMS named 419 claims across 21 drugs.
Dr. McQuillen's Part D claims by kind of drug, 2024
- Generic25 claims89%
- Brand-name and other3 claims11%
Dr. McQuillen's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 4192022: 4789%
Drugs named by CMS: 3 in 2022, 21 in 2021.
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 Donald McQuillen takes part in Medicare
Dr. McQuillen 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 Donald McQuillen received $412 in industry payments from 2018 to 2024
CMS Open Payments shows 21 general payments to Dr. McQuillen from 10 drug and device companies from 2018 to 2024. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $136.
General payments to Dr. McQuillen by program year, 2018 to 2024
Companies that paid Dr. McQuillen the most, 2018 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 Donald McQuillen'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 Donald McQuillen
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 Donald McQuillen's NPI number?
Dr. Ryan Donald McQuillen's NPI number is 1770826612. It was assigned on March 28, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Ryan Donald McQuillen?
Dr. Ryan Donald McQuillen is an internist in Springfield, Ohio. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Ryan Donald McQuillen practice?
Dr. McQuillen practices at 100 Medical Center Drive, Springfield, OH 45504. Dr. McQuillen's primary practice is Mercy Health - Springfield Regional Medical Center in Springfield, Ohio, part of Bon Secours Mercy Health. Dmand AI also links Dr. McQuillen to 1 medical group.
What is Dr. Ryan Donald McQuillen's office phone number?
The practice phone on file for Dr. McQuillen is (937) 523-5500.
What is Dr. Ryan Donald McQuillen's medical license number?
Dr. McQuillen holds Illinois license 125069859.
Which hospitals is Dr. Ryan Donald McQuillen affiliated with?
Dr. McQuillen practices at Mercy Health - Springfield Regional Medical Center in Springfield, Ohio. Dr. McQuillen is also affiliated with Mercy Health - Urbana Hospital.
What medical group is Dr. Ryan Donald McQuillen part of?
Dr. McQuillen is linked to US Acute Care Solutions (USACS). Dmand AI links Dr. McQuillen to 1 more medical group.
Does Dr. Ryan Donald McQuillen accept Medicare?
Yes. CMS data shows Dr. McQuillen billed Medicare for 287 services in 2024, and Dr. McQuillen accepts Medicare assignment.
How many Medicare patients does Dr. Ryan Donald McQuillen see?
CMS counts 260 Medicare patients who saw Dr. McQuillen in 2024, with an average age of 77.
What services does Dr. Ryan Donald McQuillen bill to Medicare?
In 2024, Dr. McQuillen's most billed Medicare services were hospital inpatient care (99223), hospital inpatient care (99233) and hospital inpatient care (99232).
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What drugs does Dr. Ryan Donald McQuillen prescribe most?
In 2022 Medicare Part D data, Dr. McQuillen's most prescribed drugs by claims were Metoprolol Succinate, Atorvastatin Calcium and Metoprolol Tartrate.
Has Dr. Ryan Donald McQuillen received payments from drug or device companies?
CMS Open Payments shows $412 in general payments to Dr. McQuillen from 10 companies from 2018 to 2024. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Ryan Donald McQuillen been practicing?
Dr. McQuillen graduated from medical school in 2013, 13 years ago.
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