Dr. Ryan Daniel Hamby, DO
- Medicare services, 2024
- 392
- Medicare patients, 2024
- 244
- Part D claims, 2024
- 1,175
- Hospital affiliations
- 2
- Industry payments
- $2,318
- 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. Hamby'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 Daniel Hamby is a gastroenterologist in Wyoming, Michigan
Dr. Hamby practices at UM Health-West Hospital in Wyoming, Michigan.
Dr. Hamby's NPI, 1871793216, was assigned on July 24, 2007. Dr. Hamby graduated from Michigan State University College of Osteopathic Medicine in 2007. Dr. Hamby holds Michigan license 5101020199.
- NPI
- 1871793216NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274776992
- NPI enumeration date
- July 24, 2007
- 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
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ryan Daniel Hamby practices at UM Health-West Hospital in Wyoming, Michigan
Dr. Hamby'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. Ryan Daniel Hamby is affiliated with 4 sites of care and 2 medical groups
Dr. Hamby's primary practice is UM Health-West Hospital in Wyoming, Michigan. Dr. Hamby 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. Hamby to 1 more hospital, 1 group practice or clinic 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 Dr. Ryan Daniel Hamby's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hamby practices, 3 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 |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ryan Daniel Hamby is one of 487 gastroenterologists in Michigan
Gastroenterology is Dr. Hamby's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Hamby is licensed in Michigan.
Specialties and state licenses
- Gastroenterology, MichiganPrimary
Gastroenterologists near Dr. Hamby
Counts of gastroenterologists 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 Daniel Hamby billed Medicare for 392 services in 2024
CMS data shows 392 Medicare services from Dr. Hamby across 10 procedure codes in 2024, for 244 Medicare patients. Medicare paid $32,219 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Hamby's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 1852024: 1822%
- Other services
- 2023: 1072024: 1081%
- Office and hospital visits
- 2023: 1272024: 10220%
Dr. Hamby compared with the Michigan median for gastroenterologists, 2024
- Dr. Hamby
- Michigan median
- Medicare services
- 392vs 32421% above
- Medicare patients
- 244vs 2306% above
- Part D claims
- 977vs 4242.3 times
Medians across 487 gastroenterologists in Michigan with Dmand AI profiles that report each measure.
Dr. Hamby'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. Hamby and other gastroenterologists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ryan Daniel Hamby treated 244 Medicare patients in 2024, average age 69
CMS counts 244 Medicare patients who saw Dr. Hamby in 2024. The largest group is 65 to 74, with 134 patients. 67% of them have high blood pressure, and 67% have high cholesterol. 19% are also on Medicaid. Their average risk score is 1.32, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Hamby's median patient age at 61, with 53% women.
Dr. Hamby's Medicare patients by age, 2024
Dr. Hamby's Medicare patients by sex, 2024
- Women12953%
- Men11547%
Chronic conditions among Dr. Hamby's Medicare patients, 2024
- High blood pressure67%
- High cholesterol67%
- Arthritis44%
- Diabetes31%
- Mood disorders29%
- Anxiety27%
- Chronic kidney disease25%
- Depression25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hamby's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women53%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ryan Daniel Hamby wrote 1,175 Medicare Part D claims in 2024
In 2024, Dr. Hamby wrote 1,175 Medicare Part D claims for 593 patients. 65% of them were for generic drugs. CMS names the drug for 977 of them, across 22 drugs with 11 or more claims each, at $609,121 in total drug cost. In 2023, CMS named 1,045 claims across 21 drugs.
Dr. Hamby's Part D claims by kind of drug, 2024
- Generic767 claims65%
- Brand-name408 claims35%
Dr. Hamby'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. Hamby's Part D claims, 2024
- Antibiotics4%46 of 1,175 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: 1,0452024: 9777%
Drugs named by CMS: 22 in 2024, 21 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
Dr. Ryan Daniel Hamby ranks in the 69th percentile for upper gastrointestinal (gi) endoscopy for acid reflux in Medicare
Dr. Hamby accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 69 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Hamby, more than 69% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Hamby ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 69th percentile69 procedures
- Colonoscopy
- 68th percentile62 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Ryan Daniel Hamby received $2,318 in industry payments from 2016 to 2025
CMS Open Payments shows 57 general payments to Dr. Hamby from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 85% of the total. Abbvie Inc. paid the most, $780.
General payments to Dr. Hamby by program year, 2016 to 2025
General payments to Dr. Hamby by kind, 2016 to 2025
- Food and beverage$1,97285%
- Travel and lodging$22110%
- Education$1255%
Companies that paid Dr. Hamby the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ryan Daniel Hamby graduated from Michigan State University College of Osteopathic Medicine
Dr. Hamby graduated from Michigan State University College of Osteopathic Medicine in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ryan Daniel Hamby'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 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)Doctors and Clinicians Utilization Data (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. Ryan Daniel Hamby
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 Daniel Hamby's NPI number?
Dr. Ryan Daniel Hamby's NPI number is 1871793216. It was assigned on July 24, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Ryan Daniel Hamby?
Dr. Ryan Daniel Hamby is a gastroenterologist in Wyoming, Michigan. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Ryan Daniel Hamby practice?
Dr. Hamby practices at 5900 Byron Center SW Ave, Wyoming, MI 49519. Dr. Hamby's primary practice is UM Health-West Hospital in Wyoming, Michigan. Dmand AI also links Dr. Hamby to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Dr. Ryan Daniel Hamby's office phone number?
The practice phone on file for Dr. Hamby is (616) 252-7200.
What is Dr. Ryan Daniel Hamby's medical license number?
Dr. Hamby holds Michigan license 5101020199.
Which hospitals is Dr. Ryan Daniel Hamby affiliated with?
Dr. Hamby is affiliated with University of Michigan Health-West Hospital. Dmand AI links Dr. Hamby to 1 more hospital.
What medical group is Dr. Ryan Daniel Hamby part of?
Dr. Hamby is linked to University of Michigan Health-West Hospital (formerly Metro Health Hospital). Dmand AI links Dr. Hamby to 1 more medical group.
Does Dr. Ryan Daniel Hamby accept Medicare?
Yes. CMS data shows Dr. Hamby billed Medicare for 392 services in 2024, and Dr. Hamby accepts Medicare assignment.
How many Medicare patients does Dr. Ryan Daniel Hamby see?
CMS counts 244 Medicare patients who saw Dr. Hamby in 2024, with an average age of 69.
What services does Dr. Ryan Daniel Hamby bill to Medicare?
In 2024, Dr. Hamby's most billed Medicare services were medicare service (G0500), surgery: digestive system (45380) and surgery: digestive system (43239).
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Where did Dr. Ryan Daniel Hamby go to medical school?
Dr. Hamby graduated from Michigan State University College of Osteopathic Medicine in 2007.
What drugs does Dr. Ryan Daniel Hamby prescribe most?
In 2024 Medicare Part D data, Dr. Hamby's most prescribed drugs by claims were Peg 3350-Electrolyte, Omeprazole and Pantoprazole Sodium.
Has Dr. Ryan Daniel Hamby received payments from drug or device companies?
CMS Open Payments shows $2,318 in general payments to Dr. Hamby from 10 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Ryan Daniel Hamby been practicing?
Dr. Hamby graduated from medical school in 2007, 19 years ago.
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