Dr. Robert A. Riley, MD
- Medicare services, 2024
- 186
- Medicare patients, 2024
- 76
- Part D claims, 2024
- 3,083
- Hospital affiliations
- 2
- Industry payments
- $679
- Practice address
- 5900 Byron Center SW Ave, Wyoming, MI 49519
- Practice phone
- Call (616) 252-7200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UM Health-West Hospital
Wyoming, Michigan
Find Dr. Riley'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. Robert A. Riley is an internist in Wyoming, Michigan
Dr. Riley practices at UM Health-West Hospital in Wyoming, Michigan.
Dr. Riley's NPI, 1659310399, was assigned on June 6, 2006. Dr. Riley graduated from University of Michigan Medical School in 1992. Dr. Riley holds Michigan license 4301071430.
- NPI
- 1659310399NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850432576
- NPI enumeration date
- June 6, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (616) 252-7200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 60
- Medical school graduation
- 1992
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Robert A. Riley practices at UM Health-West Hospital in Wyoming, Michigan
Dr. Riley's primary practice is UM Health-West Hospital, at 5900 Byron Center SW Ave, Wyoming, MI 49519 in Kent County. The practice phone is (616) 252-7200.
- UM Health-West Hospital5900 Byron Center SW Ave, Wyoming, MI 49519 · Kent CountyPhone(616) 252-7200
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Robert A. Riley is affiliated with 8 sites of care and 4 medical groups
Dr. Riley's primary practice is UM Health-West Hospital in Wyoming, Michigan. Dr. Riley is also affiliated with University of Michigan Health-West Hospital. The medical group on file is University of Michigan Health-West Hospital (formerly Metro Health Hospital). Dmand AI also links Dr. Riley to 1 more hospital, 4 group practices and clinics, 3 medical groups and 1 home health agency, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Robert A. Riley's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Riley practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UM Health-West Hospital | Available with a free account |
| +7 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Robert A. Riley is one of 4,804 internists in Michigan
Internal medicine is Dr. Riley's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Riley is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Riley
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. Robert A. Riley billed Medicare for 186 services in 2024
CMS data shows 186 Medicare services from Dr. Riley across 4 procedure codes in 2024, for 76 Medicare patients. Medicare paid $7,670 for them. Every service was in an office.
Dr. Riley's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1232024: 1212%
- Other services
- 2023: 452024: 487%
- Tests and treatments
- 2023: 02024: 17
Dr. Riley compared with the Michigan median for internists, 2024
- Dr. Riley
- Michigan median
- Medicare services
- 186vs 42356% below
- Medicare patients
- 76vs 15952% below
- Part D claims
- 2,626vs 3148.4 times
Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.
Dr. Riley'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Riley and other internists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Robert A. Riley treated 76 Medicare patients in 2024, average age 75
CMS counts 76 Medicare patients who saw Dr. Riley in 2024. The largest group is 65 to 74, with 33 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.16, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Riley's median patient age at 64, with 38% women.
Dr. Riley's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Riley's Medicare patients by sex, 2024
- Women2938%
- Men4762%
Chronic conditions among Dr. Riley's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis42%
- Anxiety30%
- Mood disorders29%
- Depression25%
- Ischemic heart disease24%
- Diabetes21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Riley's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women38%
- Men62%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Robert A. Riley wrote 3,083 Medicare Part D claims in 2024
In 2024, Dr. Riley wrote 3,083 Medicare Part D claims for 346 patients. 90% of them were for generic drugs. CMS names the drug for 2,626 of them, across 45 drugs with 11 or more claims each, at $199,413 in total drug cost. In 2023, CMS named 2,115 claims across 41 drugs.
Dr. Riley's Part D claims by kind of drug, 2024
- Generic2,761 claims90%
- Brand-name310 claims10%
- Other12 claims0%
Dr. Riley's 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. Riley's Part D claims, 2024
- Antibiotics1%21 of 3,083 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: 2,1152024: 2,62624%
Drugs named by CMS: 45 in 2024, 41 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. Robert A. Riley takes part in Medicare
Dr. Riley 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. Robert A. Riley received $679 in industry payments from 2017 to 2025
CMS Open Payments shows 26 general payments to Dr. Riley from 6 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 83% of the total. Abiomed paid the most, $192.
General payments to Dr. Riley by program year, 2017 to 2025
General payments to Dr. Riley by kind, 2017 to 2025
- Food and beverage$56783%
- Education$11217%
Companies that paid Dr. Riley the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Robert A. Riley graduated from University of Michigan Medical School
Dr. Riley graduated from University of Michigan Medical School in 1992.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Robert A. Riley'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 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) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Robert A. Riley
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. Robert A. Riley's NPI number?
Dr. Robert A. Riley's NPI number is 1659310399. It was assigned on June 6, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Robert A. Riley?
Dr. Robert A. Riley is an internist in Wyoming, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Robert A. Riley practice?
Dr. Riley practices at 5900 Byron Center SW Ave, Wyoming, MI 49519. Dr. Riley's primary practice is UM Health-West Hospital in Wyoming, Michigan. Dmand AI also links Dr. Riley to 1 hospital, 4 group practices and clinics, 3 medical groups and 1 home health agency.
What is Dr. Robert A. Riley's office phone number?
The practice phone on file for Dr. Riley is (616) 252-7200.
What is Dr. Robert A. Riley's medical license number?
Dr. Riley holds Michigan license 4301071430.
Which hospitals is Dr. Robert A. Riley affiliated with?
Dr. Riley is affiliated with University of Michigan Health-West Hospital. Dmand AI links Dr. Riley to 1 more hospital.
What medical group is Dr. Robert A. Riley part of?
Dr. Riley is linked to University of Michigan Health-West Hospital (formerly Metro Health Hospital). Dmand AI links Dr. Riley to 3 more medical groups.
Does Dr. Robert A. Riley accept Medicare?
Yes. CMS data shows Dr. Riley billed Medicare for 186 services in 2024, and Dr. Riley accepts Medicare assignment.
How many Medicare patients does Dr. Robert A. Riley see?
CMS counts 76 Medicare patients who saw Dr. Riley in 2024, with an average age of 75.
What services does Dr. Robert A. Riley bill to Medicare?
In 2024, Dr. Riley's most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and office visit, established patient (99215).
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Where did Dr. Robert A. Riley go to medical school?
Dr. Riley graduated from University of Michigan Medical School in 1992.
What drugs does Dr. Robert A. Riley prescribe most?
In 2024 Medicare Part D data, Dr. Riley's most prescribed drugs by claims were Atorvastatin Calcium, Losartan Potassium and Amlodipine Besylate.
Has Dr. Robert A. Riley received payments from drug or device companies?
CMS Open Payments shows $679 in general payments to Dr. Riley from 6 companies from 2017 to 2025. The largest total came from Abiomed.
How long has Dr. Robert A. Riley been practicing?
Dr. Riley graduated from medical school in 1992, 34 years ago.
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