Dr. Glenn Douglas Madokoro, MD
- Medicare services, 2018
- 475
- Part D claims, 2024
- 26
- Hospital affiliations
- 1
- Industry payments
- $610
- State license
- 1
- Practice address
- 1000 W Carson St, Torrance, CA 90509
- Practice phone
- Call (310) 222-2345
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Madokoro's professional email, personal email and mobile number
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Dr. Glenn Douglas Madokoro is a gastroenterologist in Torrance, California
Dr. Madokoro practices at Harbor-UCLA Medical Center in Torrance, California, part of County of Los Angeles.
Dr. Madokoro's NPI, 1639255060, was assigned on October 27, 2006. Dr. Madokoro graduated from David Geffen School of Medicine at UCLA in 1974. Dr. Madokoro holds California license G30192.
- NPI
- 1639255060NPI Registry (opens in a new tab)
- NPI enumeration date
- October 27, 2006
- NPI status
- Active
- Practice phone
- (310) 222-2345
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1974
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Glenn Douglas Madokoro practices at Harbor-UCLA Medical Center in Torrance, California
Dr. Madokoro's primary practice is Harbor-UCLA Medical Center, at 1000 W Carson St, Torrance, CA 90509 in Los Angeles County. The practice phone is (310) 222-2345.
- Harbor-UCLA Medical Center1000 W Carson St, Torrance, CA 90509 · Los Angeles CountyPhone(310) 222-2345
Source: Dmand AI Affiliation Data
Dr. Glenn Douglas Madokoro is affiliated with 2 sites of care
Dr. Madokoro's primary practice is Harbor-UCLA Medical Center in Torrance, California, part of County of Los Angeles. Dmand AI also links Dr. Madokoro to 1 physician office, named with a free account. Dr. Madokoro's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Glenn Douglas Madokoro's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Madokoro practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harbor-UCLA Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Glenn Douglas Madokoro is one of 1,977 gastroenterologists in California
Gastroenterology is Dr. Madokoro's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Madokoro is board certified in board certified gastroenterology by the ABIM. Dr. Madokoro is licensed in California.
Specialties and state licenses
- Gastroenterology, CaliforniaPrimary
Gastroenterologists near Dr. Madokoro
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. Glenn Douglas Madokoro billed Medicare for 475 services in 2018
CMS data shows 475 Medicare services from Dr. Madokoro across 9 procedure codes in 2018. Medicare paid $50,366 for them.
Dr. Madokoro's Medicare services by type, 2017 to 2018
- 2017
- 2018
- Office and hospital visits
- 2017: 4582018: 29935%
- Surgery
- 2017: 2222018: 16327%
- Other services
- 2017: 02018: 13
Where Dr. Madokoro's Medicare services took place, 2018
- In an office26055%
- In a facility21545%
Dr. Madokoro compared with the California median for gastroenterologists, 2018
- Dr. Madokoro
- California median
- Medicare services
- 475vs 58619% below
- Part D claims
- 11vs 38097% below
Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.
Dr. Madokoro's most billed Medicare procedure codes, 2018
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. Madokoro and other gastroenterologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Glenn Douglas Madokoro's patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Dr. Madokoro's median patient age at 67, with 43% women.
Dr. Madokoro's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women43%
- Men57%
Source: Dmand AI Patient Panel Data
Dr. Glenn Douglas Madokoro wrote 26 Medicare Part D claims in 2024
In 2024, Dr. Madokoro wrote 26 Medicare Part D claims. 96% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $1,021 in total drug cost. In 2023, CMS named 51 claims across 4 drugs.
Dr. Madokoro's Part D claims by kind of drug, 2024
- Generic25 claims96%
- Brand-name and other1 claims4%
Dr. Madokoro'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 512024: 1178%
Drugs named by CMS: 1 in 2024, 4 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
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Dr. Glenn Douglas Madokoro received $610 in industry payments from 2016 to 2023
CMS Open Payments shows 10 general payments to Dr. Madokoro from 5 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $236.
General payments to Dr. Madokoro by program year, 2016 to 2023
Companies that paid Dr. Madokoro the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Glenn Douglas Madokoro graduated from David Geffen School of Medicine at UCLA
Dr. Madokoro graduated from David Geffen School of Medicine at UCLA in 1974.
- Medical school
- Board certified in board certified gastroenterology
- Board certified in board certified internal medicine
- Board certified in gastroenterology
- Board certified in internal medicine
- Board certified in gastroenterology
Source: Dmand AI Professional Profile Data
Sources for Dr. Glenn Douglas Madokoro'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 Data |
| 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) |
| 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. Glenn Douglas Madokoro
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. Glenn Douglas Madokoro's NPI number?
Dr. Glenn Douglas Madokoro's NPI number is 1639255060. It was assigned on October 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Glenn Douglas Madokoro?
Dr. Glenn Douglas Madokoro is a gastroenterologist in Torrance, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Glenn Douglas Madokoro practice?
Dr. Madokoro practices at 1000 W Carson St, Torrance, CA 90509. Dr. Madokoro's primary practice is Harbor-UCLA Medical Center in Torrance, California, part of County of Los Angeles. Dmand AI also links Dr. Madokoro to 1 physician office.
What is Dr. Glenn Douglas Madokoro's office phone number?
The practice phone on file for Dr. Madokoro is (310) 222-2345.
What is Dr. Glenn Douglas Madokoro's medical license number?
Dr. Madokoro holds California license G30192.
Which hospitals is Dr. Glenn Douglas Madokoro affiliated with?
Dr. Madokoro practices at Harbor-UCLA Medical Center in Torrance, California.
Does Dr. Glenn Douglas Madokoro accept Medicare?
Yes. CMS data shows Dr. Madokoro billed Medicare for 475 services in 2018.
Is Dr. Glenn Douglas Madokoro board certified?
Yes. Dr. Madokoro is board certified in board certified gastroenterology by the ABIM.
What services does Dr. Glenn Douglas Madokoro bill to Medicare?
In 2018, Dr. Madokoro's most billed Medicare services were office visit, established patient (99213), surgery: digestive system (45385) and office visit, new patient (99203).
Where did Dr. Glenn Douglas Madokoro go to medical school?
Dr. Madokoro graduated from David Geffen School of Medicine at UCLA in 1974.
Show 3 more questionsShow fewer questions
What drugs does Dr. Glenn Douglas Madokoro prescribe most?
In 2024 Medicare Part D data, Dr. Madokoro's most prescribed drugs by claims were Fluconazole.
Has Dr. Glenn Douglas Madokoro received payments from drug or device companies?
CMS Open Payments shows $610 in general payments to Dr. Madokoro from 5 companies from 2016 to 2023. The largest total came from Boston Scientific Corporation.
How long has Dr. Glenn Douglas Madokoro been practicing?
Dr. Madokoro graduated from medical school in 1974, 52 years ago.
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