Dr. Terrence J. Ryan, MD
- Medicare services, 2024
- 587
- Medicare patients, 2024
- 367
- Part D claims, 2024
- 314
- Hospital affiliations
- 4
- Industry payments
- $759
- Practice address
- 1600 E Broadway, Columbia, MO 65201
- Practice phone
- Call (573) 815-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ryan's professional email, personal email and mobile number
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Dr. Terrence J. Ryan is a neurosurgeon in Columbia, Missouri
Dr. Ryan practices at Boone Health in Columbia, Missouri, part of Boone County, Missouri.
Dr. Ryan's NPI, 1619925559, was assigned on May 4, 2006. Dr. Ryan graduated from University of Missouri, Kansas City, School of Medicine in 2000. Dr. Ryan holds Missouri license 2006002066.
- NPI
- 1619925559NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2860404274
- NPI enumeration date
- May 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (573) 815-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Terrence J. Ryan practices at Boone Health in Columbia, Missouri
Dr. Ryan's primary practice is Boone Health, at 1600 E Broadway, Columbia, MO 65201 in Boone County. The practice phone is (573) 815-8000.
- Boone Health1600 E Broadway, Columbia, MO 65201 · Boone CountyPhone(573) 815-8000
Source: Dmand AI Affiliation Data
Dr. Terrence J. Ryan is affiliated with 5 sites of care and 2 medical groups
Dr. Ryan's primary practice is Boone Health in Columbia, Missouri, part of Boone County, Missouri. Dr. Ryan is also affiliated with Mosaic Life Care at St. Joseph - Medical Center. The medical group on file is Boone Health Medical Group. Dmand AI also links Dr. Ryan to 2 more hospitals, 1 group practice or clinic and 1 medical group, 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. Terrence J. Ryan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ryan practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Boone Health | 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 Boone County, Missouri and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Terrence J. Ryan is one of 173 neurosurgeons in Missouri
Neurological surgery is Dr. Ryan's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Ryan is licensed in Missouri.
Specialties and state licenses
- Neurological surgery, MissouriPrimary
Neurosurgeons near Dr. Ryan
Counts of neurosurgeons 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. Terrence J. Ryan billed Medicare for 587 services in 2024
CMS data shows 587 Medicare services from Dr. Ryan across 10 procedure codes in 2024, for 367 Medicare patients. Medicare paid $39,827 for them.
Dr. Ryan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5422024: 5685%
- Surgery
- 2023: 322024: 1941%
Where Dr. Ryan's Medicare services took place, 2024
- In an office37063%
- In a facility21737%
Dr. Ryan compared with the Missouri median for neurosurgeons, 2024
- Dr. Ryan
- Missouri median
- Medicare services
- 587vs 2132.8 times
- Medicare patients
- 367vs 1622.3 times
- Part D claims
- 244vs 922.7 times
Medians across 162 neurosurgeons in Missouri with Dmand AI profiles that report each measure.
Dr. Ryan'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. Ryan and other neurosurgeons in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Terrence J. Ryan treated 367 Medicare patients in 2024, average age 73
CMS counts 367 Medicare patients who saw Dr. Ryan in 2024. The largest group is 65 to 74, with 157 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.24, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Ryan's median patient age at 73, with 56% women.
Dr. Ryan's Medicare patients by age, 2024
Dr. Ryan's Medicare patients by sex, 2024
- Women19954%
- Men16846%
Chronic conditions among Dr. Ryan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis65%
- Mood disorders33%
- Depression32%
- Diabetes26%
- Ischemic heart disease26%
- Anxiety23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ryan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Terrence J. Ryan wrote 314 Medicare Part D claims in 2024
In 2024, Dr. Ryan wrote 314 Medicare Part D claims for 126 patients. 99% of them were for generic drugs. CMS names the drug for 244 of them, across 9 drugs with 11 or more claims each, at $2,600 in total drug cost. In 2023, CMS named 210 claims across 6 drugs.
Dr. Ryan's Part D claims by kind of drug, 2024
- Generic312 claims99%
- Brand-name and other2 claims1%
Dr. Ryan'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. Ryan's Part D claims, 2024
- Opioids27%86 of 314 claims
- Antibiotics7%21 of 314 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: 2102024: 24416%
Drugs named by CMS: 9 in 2024, 6 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. Terrence J. Ryan ranks in the 49th percentile for laminectomy or laminotomy (partial removal of spine bones) in Medicare
Dr. Ryan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 20 procedures of laminectomy or laminotomy (partial removal of spine bones) by Dr. Ryan, more than 49% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Ryan ranks in Medicare procedure volume
- Laminectomy or laminotomy (partial removal of spine bones)
- 49th percentile20 procedures
- Spinal fusion
- 34th percentile17 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. Terrence J. Ryan received $759 in industry payments from 2016 to 2022
CMS Open Payments shows 10 general payments to Dr. Ryan from 7 drug and device companies from 2016 to 2022. Food and beverage make up the largest share, 100% of the total. GT Medical Technologies, Inc paid the most, $248.
General payments to Dr. Ryan by program year, 2016 to 2022
Companies that paid Dr. Ryan the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Terrence J. Ryan graduated from University of Missouri, Kansas City, School of Medicine
Dr. Ryan graduated from University of Missouri, Kansas City, School of Medicine in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Terrence J. Ryan'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)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. Terrence J. Ryan
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. Terrence J. Ryan's NPI number?
Dr. Terrence J. Ryan's NPI number is 1619925559. It was assigned on May 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Terrence J. Ryan?
Dr. Terrence J. Ryan is a neurosurgeon in Columbia, Missouri. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. Terrence J. Ryan practice?
Dr. Ryan practices at 1600 E Broadway, Columbia, MO 65201. Dr. Ryan's primary practice is Boone Health in Columbia, Missouri, part of Boone County, Missouri. Dmand AI also links Dr. Ryan to 2 hospitals, 1 group practice or clinic and 1 medical group.
What is Dr. Terrence J. Ryan's office phone number?
The practice phone on file for Dr. Ryan is (573) 815-8000.
What is Dr. Terrence J. Ryan's medical license number?
Dr. Ryan holds Missouri license 2006002066.
Which hospitals is Dr. Terrence J. Ryan affiliated with?
Dr. Ryan practices at Boone Health in Columbia, Missouri. Dr. Ryan is also affiliated with Mosaic Life Care at St. Joseph - Medical Center. Dmand AI links Dr. Ryan to 2 more hospitals.
What medical group is Dr. Terrence J. Ryan part of?
Dr. Ryan is linked to Boone Health Medical Group. Dmand AI links Dr. Ryan to 1 more medical group.
Does Dr. Terrence J. Ryan accept Medicare?
Yes. CMS data shows Dr. Ryan billed Medicare for 587 services in 2024, and Dr. Ryan accepts Medicare assignment.
How many Medicare patients does Dr. Terrence J. Ryan see?
CMS counts 367 Medicare patients who saw Dr. Ryan in 2024, with an average age of 73.
What services does Dr. Terrence J. Ryan bill to Medicare?
In 2024, Dr. Ryan's most billed Medicare services were office visit, established patient (99213), hospital inpatient care (99231) and office visit, established patient (99214).
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Where did Dr. Terrence J. Ryan go to medical school?
Dr. Ryan graduated from University of Missouri, Kansas City, School of Medicine in 2000.
What drugs does Dr. Terrence J. Ryan prescribe most?
In 2024 Medicare Part D data, Dr. Ryan's most prescribed drugs by claims were Oxycodone-Acetaminophen, Gabapentin and Methylprednisolone.
Has Dr. Terrence J. Ryan received payments from drug or device companies?
CMS Open Payments shows $759 in general payments to Dr. Ryan from 7 companies from 2016 to 2022. The largest total came from GT Medical Technologies, Inc.
How long has Dr. Terrence J. Ryan been practicing?
Dr. Ryan graduated from medical school in 2000, 26 years ago.
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