Dr. Ippei Takagi, MD
- Medicare services, 2024
- 144
- Medicare patients, 2024
- 110
- Hospital affiliations
- 1
- Industry payments
- $37,160
- Medical group
- 1
- Practice address
- 232 S Woods Mill Rd, Chesterfield, MO 63017
- Practice phone
- Call (314) 434-1500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Ippei Takagi is a neurosurgeon in Chesterfield, Missouri
Dr. Takagi practices at St. Luke's Hospital in Chesterfield, Missouri, part of St. Luke's Episcopal-Presbyterian Hospital.
Dr. Takagi's NPI, 1619144391, was assigned on May 13, 2008. Dr. Takagi holds Indiana license 01083977A.
- NPI
- 1619144391NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779717459
- NPI enumeration date
- May 13, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 434-1500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ippei Takagi practices at St. Luke's Hospital in Chesterfield, Missouri
Dr. Takagi's primary practice is St. Luke's Hospital, at 232 S Woods Mill Rd, Chesterfield, MO 63017 in St. Louis County. The practice phone is (314) 434-1500.
- St. Luke's Hospital232 S Woods Mill Rd, Chesterfield, MO 63017 · St. Louis CountyPhone(314) 434-1500
Source: Dmand AI Affiliation Data
Dr. Ippei Takagi is affiliated with 3 sites of care and 1 medical group
Dr. Takagi's primary practice is St. Luke's Hospital in Chesterfield, Missouri, part of St. Luke's Episcopal-Presbyterian Hospital. The medical group on file is Orthwein Brain & Spine Center at St. Luke’s (Neurology and Neurosurgery). Dmand AI also links Dr. Takagi to 1 more breast imaging center and 1 group practice or clinic, 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. Ippei Takagi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Takagi practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Luke's Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across St. Luke's Episcopal-Presbyterian Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ippei Takagi is one of 173 neurosurgeons in Missouri
Neurological surgery is Dr. Takagi's primary specialty in the NPI Registry, under taxonomy code 207T00000X. Dr. Takagi is licensed in Indiana.
Specialties and state licenses
- Neurological surgery, IndianaPrimary
Neurosurgeons near Dr. Takagi
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. Ippei Takagi billed Medicare for 144 services in 2024
CMS data shows 144 Medicare services from Dr. Takagi across 4 procedure codes in 2024, for 110 Medicare patients. Medicare paid $13,696 for them.
Dr. Takagi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 372024: 144289%
Where Dr. Takagi's Medicare services took place, 2024
- In an office11177%
- In a facility3323%
Dr. Takagi compared with the Missouri median for neurosurgeons, 2024
- Dr. Takagi
- Missouri median
- Medicare services
- 144vs 21332% below
- Medicare patients
- 110vs 16232% below
Medians across 162 neurosurgeons in Missouri with Dmand AI profiles that report each measure.
Dr. Takagi'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. Takagi and other neurosurgeons in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ippei Takagi treated 110 Medicare patients in 2024, average age 73
CMS counts 110 Medicare patients who saw Dr. Takagi in 2024. The largest group is 65 to 74, with 44 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 1.65, 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. Takagi's median patient age at 71, with 56% women.
Dr. Takagi's Medicare patients by age, 2024
Dr. Takagi's Medicare patients by sex, 2024
- Women4945%
- Men6155%
Chronic conditions among Dr. Takagi's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis73%
- Mood disorders48%
- Depression46%
- Diabetes45%
- Ischemic heart disease40%
- Anxiety34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Takagi's 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
- Women56%
- Men44%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ippei Takagi ranks in the 40th percentile for laminectomy or laminotomy (partial removal of spine bones) in Medicare
Dr. Takagi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 14 procedures of laminectomy or laminotomy (partial removal of spine bones) by Dr. Takagi, more than 40% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Takagi ranks in Medicare procedure volume
- Spinal fusion
- 39th percentile22 procedures
- Laminectomy or laminotomy (partial removal of spine bones)
- 40th percentile14 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. Ippei Takagi received $37,160 in industry payments from 2016 to 2025
CMS Open Payments shows 550 general payments to Dr. Takagi from 33 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 77% of the total. Stryker Corporation paid the most, $11,709.
General payments to Dr. Takagi by program year, 2016 to 2025
General payments to Dr. Takagi by kind, 2016 to 2025
- Food and beverage$28,43777%
- Travel and lodging$8,61923%
- Gifts$1040%
Companies that paid Dr. Takagi the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Ippei Takagi'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) |
| 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) |
| 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. Ippei Takagi
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. Ippei Takagi's NPI number?
Dr. Ippei Takagi's NPI number is 1619144391. It was assigned on May 13, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Ippei Takagi?
Dr. Ippei Takagi is a neurosurgeon in Chesterfield, Missouri. The primary specialty in the NPI Registry is Neurological Surgery Physician (taxonomy code 207T00000X).
Where does Dr. Ippei Takagi practice?
Dr. Takagi practices at 232 S Woods Mill Rd, Chesterfield, MO 63017. Dr. Takagi's primary practice is St. Luke's Hospital in Chesterfield, Missouri, part of St. Luke's Episcopal-Presbyterian Hospital. Dmand AI also links Dr. Takagi to 1 breast imaging center and 1 group practice or clinic.
What is Dr. Ippei Takagi's office phone number?
The practice phone on file for Dr. Takagi is (314) 434-1500.
What is Dr. Ippei Takagi's medical license number?
Dr. Takagi holds Indiana license 01083977A.
Which hospitals is Dr. Ippei Takagi affiliated with?
Dr. Takagi practices at St. Luke's Hospital in Chesterfield, Missouri.
What medical group is Dr. Ippei Takagi part of?
Dr. Takagi is linked to Orthwein Brain & Spine Center at St. Luke’s (Neurology and Neurosurgery).
Does Dr. Ippei Takagi accept Medicare?
Yes. CMS data shows Dr. Takagi billed Medicare for 144 services in 2024, and Dr. Takagi accepts Medicare assignment.
How many Medicare patients does Dr. Ippei Takagi see?
CMS counts 110 Medicare patients who saw Dr. Takagi in 2024, with an average age of 73.
What services does Dr. Ippei Takagi bill to Medicare?
In 2024, Dr. Takagi's most billed Medicare services were office visit, new patient (99204), office visit, established patient (99214) and hospital inpatient care (99222).
Has Dr. Ippei Takagi received payments from drug or device companies?
CMS Open Payments shows $37,160 in general payments to Dr. Takagi from 33 companies from 2016 to 2025. The largest total came from Stryker Corporation.
How long has Dr. Ippei Takagi been practicing?
Dr. Takagi graduated from medical school in 2006, 20 years ago.
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