Dr. Glenn Donald Garbutt, MD
- Medicare services, 2024
- 526
- Medicare patients, 2024
- 134
- Part D claims, 2024
- 989
- Hospital affiliations
- 3
- Industry payments
- $5,217
- Practice address
- 2666 N Grove Industrial Drive #106, Fresno, CA 93727
- Practice phone
- Call (559) 252-1932
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
DaVita Ash Tree Dialysis
Dialysis Center - Independent · Fresno, California
Find Dr. Garbutt'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. Glenn Donald Garbutt is a nephrologist in Fresno, California
Dr. Garbutt practices at DaVita Ash Tree Dialysis in Fresno, California.
Dr. Garbutt's NPI, 1063513737, was assigned on September 26, 2006. Dr. Garbutt graduated from Loma Linda University School Of Medicine in 1966. Dr. Garbutt's California license number on file is G13844.
- NPI
- 1063513737NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244393528
- NPI enumeration date
- September 26, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (559) 252-1932
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 86
- Medical school graduation
- 1966
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Glenn Donald Garbutt practices at DaVita Ash Tree Dialysis in Fresno, California
Dr. Garbutt's primary practice is DaVita Ash Tree Dialysis, at 2666 N Grove Industrial Drive #106, Fresno, CA 93727 in Fresno County. The practice phone is (559) 252-1932.
- DaVita Ash Tree Dialysis2666 N Grove Industrial Drive #106, Fresno, CA 93727 · Fresno CountyPhone(559) 252-1932
Source: Dmand AI Affiliation Data
Dr. Glenn Donald Garbutt is affiliated with 8 sites of care and 1 medical group
Dr. Garbutt's primary practice is DaVita Ash Tree Dialysis in Fresno, California. Dr. Garbutt is also affiliated with Community Regional Medical Center. The medical group on file is Community Regional Medical Center. Dmand AI also links Dr. Garbutt to 2 more hospitals, 2 dialysis centers and 2 physician offices, 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. Glenn Donald Garbutt's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Garbutt practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| DaVita Ash Tree Dialysis | Available with a free account |
| +7 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Glenn Donald Garbutt is one of 1,401 nephrologists in California
Nephrology is Dr. Garbutt's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Garbutt has a license on file in California.
Specialties and state licenses
- Nephrology, CaliforniaPrimary
Clinical focus
Dmand AI lists chronic kidney disease among the conditions Dr. Garbutt treats.
Nephrologists near Dr. Garbutt
Counts of nephrologists 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 Donald Garbutt billed Medicare for 526 services in 2024
CMS data shows 526 Medicare services from Dr. Garbutt across 6 procedure codes in 2024, for 134 Medicare patients. Medicare paid $64,237 for them.
Dr. Garbutt's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5422024: 36533%
- Tests and treatments
- 2023: 2822024: 16143%
Where Dr. Garbutt's Medicare services took place, 2024
- In an office25148%
- In a facility27552%
Dr. Garbutt compared with the California median for nephrologists, 2024
- Dr. Garbutt
- California median
- Medicare services
- 526vs 1,08451% below
- Medicare patients
- 134vs 30756% below
- Part D claims
- 845vs 95512% below
Medians across 1,355 nephrologists in California with Dmand AI profiles that report each measure.
Dr. Garbutt'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.
Need commercial claims for Dr. Garbutt?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Garbutt and other nephrologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Glenn Donald Garbutt treated 134 Medicare patients in 2024, average age 71
CMS counts 134 Medicare patients who saw Dr. Garbutt in 2024. The largest group is 65 to 74, with 44 patients. 75% of them have chronic kidney disease, and 75% have diabetes. 69% are also on Medicaid. Their average risk score is 4.14, 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. Garbutt's median patient age at 68, with 47% women.
Dr. Garbutt's Medicare patients by age, 2024
Dr. Garbutt's Medicare patients by sex, 2024
- Women6750%
- Men6750%
Chronic conditions among Dr. Garbutt's Medicare patients, 2024
- Chronic kidney disease75%
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
- Heart failure48%
- Ischemic heart disease43%
- Arthritis41%
- Mood disorders32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Garbutt's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women47%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Glenn Donald Garbutt wrote 989 Medicare Part D claims in 2024
In 2024, Dr. Garbutt wrote 989 Medicare Part D claims for 105 patients. 61% of them were for generic drugs. CMS names the drug for 845 of them, across 24 drugs with 11 or more claims each, at $371,073 in total drug cost. In 2023, CMS named 788 claims across 22 drugs.
Dr. Garbutt's Part D claims by kind of drug, 2024
- Generic607 claims61%
- Brand-name and other382 claims39%
Dr. Garbutt'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: 7882024: 8457%
Drugs named by CMS: 24 in 2024, 22 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. Glenn Donald Garbutt takes part in Medicare
Dr. Garbutt 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. Glenn Donald Garbutt received $5,217 in industry payments from 2016 to 2025
CMS Open Payments shows 274 general payments to Dr. Garbutt from 22 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Fresenius USA Marketing, Inc. paid the most, $925.
General payments to Dr. Garbutt by program year, 2016 to 2025
General payments to Dr. Garbutt by kind, 2016 to 2025
- Food and beverage$5,10898%
- Education$1092%
Companies that paid Dr. Garbutt 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. Glenn Donald Garbutt graduated from Loma Linda University School Of Medicine
Dr. Garbutt graduated from Loma Linda University School Of Medicine in 1966.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Glenn Donald Garbutt accepts plans from 9 insurance carriers
Dr. Garbutt is in network with 9 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- Aetna
- Alliant Health Plans
- CMS Medicare
- +1 more carriersWith a free account
Plan types Dr. Garbutt accepts, by number of carriers
- Medicare6
- PPO5
- HMO4
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Glenn Donald Garbutt'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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 Donald Garbutt
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 Donald Garbutt's NPI number?
Dr. Glenn Donald Garbutt's NPI number is 1063513737. It was assigned on September 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Glenn Donald Garbutt?
Dr. Glenn Donald Garbutt is a nephrologist in Fresno, California. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Glenn Donald Garbutt practice?
Dr. Garbutt practices at 2666 N Grove Industrial Drive #106, Fresno, CA 93727. Dr. Garbutt's primary practice is DaVita Ash Tree Dialysis in Fresno, California. Dmand AI also links Dr. Garbutt to 2 hospitals, 2 dialysis centers and 2 physician offices.
What is Dr. Glenn Donald Garbutt's office phone number?
The practice phone on file for Dr. Garbutt is (559) 252-1932.
What is Dr. Glenn Donald Garbutt's medical license number?
Dr. Garbutt's California license number on file is G13844.
Which hospitals is Dr. Glenn Donald Garbutt affiliated with?
Dr. Garbutt is affiliated with Community Regional Medical Center. Dmand AI links Dr. Garbutt to 2 more hospitals.
What medical group is Dr. Glenn Donald Garbutt part of?
Dr. Garbutt is linked to Community Regional Medical Center.
Does Dr. Glenn Donald Garbutt accept Medicare?
Yes. CMS data shows Dr. Garbutt billed Medicare for 526 services in 2024, and Dr. Garbutt accepts Medicare assignment.
How many Medicare patients does Dr. Glenn Donald Garbutt see?
CMS counts 134 Medicare patients who saw Dr. Garbutt in 2024, with an average age of 71.
What services does Dr. Glenn Donald Garbutt bill to Medicare?
In 2024, Dr. Garbutt's most billed Medicare services were office visit, established patient (99215), hospital inpatient care (99232) and hospital inpatient care (99233).
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Where did Dr. Glenn Donald Garbutt go to medical school?
Dr. Garbutt graduated from Loma Linda University School Of Medicine in 1966.
What drugs does Dr. Glenn Donald Garbutt prescribe most?
In 2024 Medicare Part D data, Dr. Garbutt's most prescribed drugs by claims were Farxiga, Prosol and Furosemide.
Has Dr. Glenn Donald Garbutt received payments from drug or device companies?
CMS Open Payments shows $5,217 in general payments to Dr. Garbutt from 22 companies from 2016 to 2025. The largest total came from Fresenius USA Marketing, Inc.
How long has Dr. Glenn Donald Garbutt been practicing?
Dr. Garbutt graduated from medical school in 1966, 60 years ago.
What insurance does Dr. Glenn Donald Garbutt accept?
Dr. Garbutt is in network with 9 carriers, including Blue Cross Blue Shield of Michigan, United Healthcare and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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