Dr. Gary M. Van Deventer, MD
- Medicare services, 2024
- 1,127
- Medicare patients, 2024
- 491
- Part D claims, 2024
- 886
- MIPS score, 2024
- 100
- Hospital affiliations
- 3
- Practice address
- 3045 De La Vina St, Santa Barbara, CA 93105
- Practice phone
- Call (805) 569-3226
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Santa Barbara Surgery Center
Surgery Center - Medicare-Certified · Santa Barbara, California
Find Dr. Van Deventer'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. Gary M. Van Deventer is a gastroenterologist in Santa Barbara, California
Dr. Van Deventer practices at Santa Barbara Surgery Center in Santa Barbara, California.
Dr. Van Deventer's NPI, 1285628933, was assigned on September 8, 2005. Dr. Van Deventer graduated from UTMB Health in 1973. Dr. Van Deventer's California license number on file is C39157.
- NPI
- 1285628933NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628046083
- NPI enumeration date
- September 8, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (805) 569-3226
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 79
- Medical school graduation
- 1973
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Gary M. Van Deventer practices at Santa Barbara Surgery Center in Santa Barbara, California
Dr. Van Deventer's primary practice is Santa Barbara Surgery Center, at 3045 De La Vina St, Santa Barbara, CA 93105. The practice phone is (805) 569-3226.
- Santa Barbara Surgery Center3045 De La Vina St, Santa Barbara, CA 93105Phone(805) 569-3226
Source: Dmand AI Affiliation Data
Dr. Gary M. Van Deventer is affiliated with 5 sites of care
Dr. Van Deventer's primary practice is Santa Barbara Surgery Center in Santa Barbara, California. Dr. Van Deventer is also affiliated with Santa Barbara Cottage Hospital. Dmand AI also links Dr. Van Deventer to 2 more hospitals and 1 physician office, 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. Gary M. Van Deventer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Van Deventer practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Santa Barbara Surgery Center | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Gary M. Van Deventer is one of 1,977 gastroenterologists in California
Gastroenterology is Dr. Van Deventer's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Van Deventer is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Dr. Van Deventer's licenses on file in 2 states: California and Texas.
Specialties and state licenses
- Gastroenterology, CaliforniaPrimary
- Texas license
Clinical focus
Dmand AI lists acid reflux, acute gastroduodenitis, chronic indigestion, chronic inflammatory bowel disease (IBD), cirrhosis of the liver, colonoscopy, fatty liver and gastroduodenitis among the conditions Dr. Van Deventer treats.
Gastroenterologists near Dr. Van Deventer
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. Gary M. Van Deventer billed Medicare for 1,127 services in 2024
CMS data shows 1,127 Medicare services from Dr. Van Deventer across 18 procedure codes in 2024, for 491 Medicare patients. Medicare paid $115,983 for them.
Dr. Van Deventer's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6452024: 6164%
- Surgery
- 2023: 2732024: 2771%
- Other services
- 2023: 1772024: 23432%
Where Dr. Van Deventer's Medicare services took place, 2024
- In an office55950%
- In a facility56850%
Dr. Van Deventer compared with the California median for gastroenterologists, 2024
- Dr. Van Deventer
- California median
- Medicare services
- 1,127vs 58692% above
- Medicare patients
- 491vs 30263% above
- Part D claims
- 640vs 38068% above
Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.
Dr. Van Deventer'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. Van Deventer and other gastroenterologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Gary M. Van Deventer treated 491 Medicare patients in 2024, average age 77
CMS counts 491 Medicare patients who saw Dr. Van Deventer in 2024. The largest group is 75 to 84, with 215 patients. 75% of them have high cholesterol, and 64% have high blood pressure. 6% are also on Medicaid. Their average risk score is 1.26, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Van Deventer's median patient age at 73, with 50% women.
Dr. Van Deventer's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Van Deventer's Medicare patients by sex, 2024
- Women25853%
- Men23347%
Chronic conditions among Dr. Van Deventer's Medicare patients, 2024
- High cholesterol75%
- High blood pressure64%
- Arthritis57%
- Ischemic heart disease25%
- Mood disorders25%
- Cancer24%
- Chronic kidney disease24%
- Anxiety23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Van Deventer'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
- Women50%
- Men49%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Gary M. Van Deventer wrote 886 Medicare Part D claims in 2024
In 2024, Dr. Van Deventer wrote 886 Medicare Part D claims for 297 patients. 83% of them were for generic drugs. CMS names the drug for 640 of them, across 15 drugs with 11 or more claims each, at $88,484 in total drug cost. In 2023, CMS named 703 claims across 19 drugs.
Dr. Van Deventer's Part D claims by kind of drug, 2024
- Generic731 claims83%
- Brand-name155 claims17%
Dr. Van Deventer'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: 7032024: 6409%
Drugs named by CMS: 15 in 2024, 19 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. Gary M. Van Deventer scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Van Deventer for performance year 2024, reported individually. Dr. Van Deventer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Van Deventer as offering telehealth. CMS counts 142 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Van Deventer, more than 84% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Van Deventer's MIPS scores, performance year 2024
- 100of 100Final score
- 100of 100Quality
- 40of 100Improvement Activities
- 100of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Van Deventer ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 84th percentile142 procedures
- Colonoscopy
- 83rd percentile116 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Gary M. Van Deventer received $5,448 in industry payments from 2016 to 2025
CMS Open Payments shows 178 general payments to Dr. Van Deventer from 25 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 84% of the total. Abbvie Inc. paid the most, $1,289.
General payments to Dr. Van Deventer by program year, 2016 to 2025
General payments to Dr. Van Deventer by kind, 2016 to 2025
- Food and beverage$4,56884%
- Speaker and faculty fees$75014%
- Education$1302%
Companies that paid Dr. Van Deventer 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. Gary M. Van Deventer has 1 award and honors on record
Dmand AI lists 1 award for Dr. Van Deventer, most recently Alpha Omega Alpha in 1972.
Awards and honors for Dr. Van Deventer
- 1972
- Alpha Omega Alpha
Source: Dmand AI Professional Profile Data
Dr. Gary M. Van Deventer graduated from UTMB Health
Dr. Van Deventer graduated from UTMB Health in 1973.
- Medical school
- Board certified in gastroenterology
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Gary M. Van Deventer accepts plans from 6 insurance carriers
Dr. Van Deventer is in network with 6 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Blue Cross Blue Shield of Massachusetts. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Van Deventer accepts, by number of carriers
- Medicare6
- PPO5
- HMO2
- POS2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Gary M. Van Deventer'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)Clinician Public Reporting: Overall MIPS Performance (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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Gary M. Van Deventer
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. Gary M. Van Deventer's NPI number?
Dr. Gary M. Van Deventer's NPI number is 1285628933. It was assigned on September 8, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Gary M. Van Deventer?
Dr. Gary M. Van Deventer is a gastroenterologist in Santa Barbara, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Gary M. Van Deventer practice?
Dr. Van Deventer practices at 3045 De La Vina St, Santa Barbara, CA 93105. Dr. Van Deventer's primary practice is Santa Barbara Surgery Center in Santa Barbara, California. Dmand AI also links Dr. Van Deventer to 2 hospitals and 1 physician office.
What is Dr. Gary M. Van Deventer's office phone number?
The practice phone on file for Dr. Van Deventer is (805) 569-3226.
What is Dr. Gary M. Van Deventer's medical license number?
Dr. Van Deventer's California license number on file is C39157, one of the licenses on file in 2 states.
Which states has Dr. Gary M. Van Deventer been licensed in?
Dmand AI has state licenses on file for Dr. Van Deventer in California (1980 to 2025) and Texas (1973 to 1998).
Which hospitals is Dr. Gary M. Van Deventer affiliated with?
Dr. Van Deventer is affiliated with Santa Barbara Cottage Hospital. Dmand AI links Dr. Van Deventer to 2 more hospitals.
Does Dr. Gary M. Van Deventer accept Medicare?
Yes. CMS data shows Dr. Van Deventer billed Medicare for 1,127 services in 2024, and Dr. Van Deventer accepts Medicare assignment.
Does Dr. Gary M. Van Deventer offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Van Deventer as offering telehealth services.
What is Dr. Gary M. Van Deventer's MIPS score?
Dr. Van Deventer's MIPS final score for performance year 2024 is 100 out of 100, reported individually.
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How many Medicare patients does Dr. Gary M. Van Deventer see?
CMS counts 491 Medicare patients who saw Dr. Van Deventer in 2024, with an average age of 77.
Is Dr. Gary M. Van Deventer board certified?
Yes. Dr. Van Deventer is board certified in gastroenterology by the American Board of Internal Medicine.
What services does Dr. Gary M. Van Deventer bill to Medicare?
In 2024, Dr. Van Deventer's most billed Medicare services were office visit, established patient (99214), medicare service (G0500) and office visit, new patient (99204).
Where did Dr. Gary M. Van Deventer go to medical school?
Dr. Van Deventer graduated from UTMB Health in 1973.
What drugs does Dr. Gary M. Van Deventer prescribe most?
In 2024 Medicare Part D data, Dr. Van Deventer's most prescribed drugs by claims were Metoclopramide HCl, Omeprazole and Sod Sulf-Potass Sulf-Mag Sulf.
Has Dr. Gary M. Van Deventer received payments from drug or device companies?
CMS Open Payments shows $5,448 in general payments to Dr. Van Deventer from 25 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Gary M. Van Deventer been practicing?
Dr. Van Deventer graduated from medical school in 1973, 53 years ago.
What insurance does Dr. Gary M. Van Deventer accept?
Dr. Van Deventer is in network with 6 carriers, including Elevance, Blue Cross Blue Shield of Michigan 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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