Dr. David Contreras, MD
- Medicare services, 2022
- 15,949
- Part D claims, 2022
- 153
- Industry payments
- $1,796
- Affiliated sites
- 2
- Medical groups
- 2
- Practice address
- 2405 Shadelands Dr, Walnut Creek, CA 94598
- Practice phone
- Call (925) 935-6700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Sequoia Surgical Pavilion
Walnut Creek, California
Find Dr. Contreras' 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. David Contreras is an orthopedic surgeon in Walnut Creek, California
Dr. Contreras practices at Sequoia Surgical Pavilion in Walnut Creek, California.
Dr. Contreras' NPI, 1821048216, was assigned on May 10, 2006. Dr. Contreras graduated from UCSF School of Medicine in 1982. Dr. Contreras' California license number on file is G52522.
- NPI
- 1821048216NPI Registry (opens in a new tab)
- NPI enumeration date
- May 10, 2006
- NPI status
- Active
- Practice phone
- (925) 935-6700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. David Contreras practices at Sequoia Surgical Pavilion in Walnut Creek, California
Dr. Contreras' primary practice is Sequoia Surgical Pavilion, at 2405 Shadelands Dr, Walnut Creek, CA 94598 in Contra Costa County. The practice phone is (925) 935-6700.
- Sequoia Surgical Pavilion2405 Shadelands Dr, Walnut Creek, CA 94598 · Contra Costa CountyPhone(925) 935-6700
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. David Contreras is affiliated with 3 sites of care and 2 medical groups
Dr. Contreras' primary practice is Sequoia Surgical Pavilion in Walnut Creek, California. The medical group on file is Golden State Orthopedics & Spine. Dmand AI also links Dr. Contreras to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. David Contreras' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Contreras practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sequoia Surgical Pavilion | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David Contreras is one of 2,056 orthopedic surgeons in California
Orthopaedic surgery is Dr. Contreras' primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Contreras is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery. Dr. Contreras has a license on file in California.
Specialties and state licenses
- Orthopaedic surgery, CaliforniaPrimary
Clinical focus
Dmand AI lists bursitis, fluid in a joint, knee arthroscopy, knee injury, lower back pain, neck pain and spine problems, tendon and ligament injury and traumatic arthropathy among the conditions Dr. Contreras treats.
Orthopedic surgeons near Dr. Contreras
Counts of orthopedic surgeons 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. David Contreras billed Medicare for 15,949 services in 2022
CMS data shows 15,949 Medicare services from Dr. Contreras across 14 procedure codes in 2022. Medicare paid $217,818 for them.
Dr. Contreras' Medicare services by type, 2021 to 2022
- 2021
- 2022
- Drugs given in the office
- 2021: 30,1772022: 14,36952%
- Office and hospital visits
- 2021: 7892022: 7941%
- Surgery
- 2021: 4552022: 4918%
- Imaging
- 2021: 3212022: 2958%
Where Dr. Contreras' Medicare services took place, 2022
- In an office15,936100%
- In a facility130%
Dr. Contreras compared with the California median for orthopedic surgeons, 2022
- Dr. Contreras
- California median
- Medicare services
- 15,949vs 68323.4 times
- Part D claims
- 153vs 702.2 times
Medians across 1,844 orthopedic surgeons in California with Dmand AI profiles that report each measure.
Dr. Contreras' most billed Medicare procedure codes, 2022
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. Contreras?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Contreras and other orthopedic surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Contreras' patients have a median age of 71
Across all payers, Dmand AI patient panel data puts Dr. Contreras' median patient age at 71, with 47% women.
Dr. Contreras' 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
- Women47%
- Men48%
Source: Dmand AI Patient Panel Data
Dr. David Contreras wrote 153 Medicare Part D claims in 2022
In 2022, Dr. Contreras wrote 153 Medicare Part D claims. They cover 7 drugs, with $2,474 in total drug cost. In 2021, CMS named 273 claims across 10 drugs.
Dr. Contreras' most prescribed drugs by claims, 2022
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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 2732022: 15344%
Drugs named by CMS: 7 in 2022, 10 in 2021.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. David Contreras received $1,796 in industry payments from 2016 to 2023
CMS Open Payments shows 36 general payments to Dr. Contreras from 17 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $456.
General payments to Dr. Contreras by program year, 2016 to 2023
Companies that paid Dr. Contreras 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. David Contreras graduated from UCSF School of Medicine
Dr. Contreras graduated from UCSF School of Medicine in 1982.
- Medical school
- Board certified in orthopaedic surgery
Source: Dmand AI Professional Profile Data
Dr. David Contreras accepts plans from 1 insurance carrier
Dr. Contreras is in network with 1 carrier, including Elevance. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Elevance
Source: Dmand AI Insurance Network Data
Sources for Dr. David Contreras'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| 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. David Contreras
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. David Contreras' NPI number?
Dr. David Contreras' NPI number is 1821048216. It was assigned on May 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David Contreras?
Dr. David Contreras is an orthopedic surgeon in Walnut Creek, California. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. David Contreras practice?
Dr. Contreras practices at 2405 Shadelands Dr, Walnut Creek, CA 94598. Dr. Contreras' primary practice is Sequoia Surgical Pavilion in Walnut Creek, California. Dmand AI also links Dr. Contreras to 2 group practices and clinics and 1 medical group.
What is Dr. David Contreras' office phone number?
The practice phone on file for Dr. Contreras is (925) 935-6700.
What is Dr. David Contreras' medical license number?
Dr. Contreras' California license number on file is G52522.
What medical group is Dr. David Contreras part of?
Dr. Contreras is linked to Golden State Orthopedics & Spine. Dmand AI links Dr. Contreras to 1 more medical group.
Does Dr. David Contreras accept Medicare?
Yes. CMS data shows Dr. Contreras billed Medicare for 15,949 services in 2022.
Is Dr. David Contreras board certified?
Yes. Dr. Contreras is board certified in orthopaedic surgery by the American Board of Orthopaedic Surgery.
What services does Dr. David Contreras bill to Medicare?
In 2022, Dr. Contreras' most billed Medicare services were injected or infused drug (J7328), injected or infused drug (J3301) and office visit, established patient (99213).
Where did Dr. David Contreras go to medical school?
Dr. Contreras graduated from UCSF School of Medicine in 1982.
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What drugs does Dr. David Contreras prescribe most?
In 2022 Medicare Part D data, Dr. Contreras' most prescribed drugs by claims were Celecoxib, Cephalexin and Hydrocodone-Acetaminophen.
Has Dr. David Contreras received payments from drug or device companies?
CMS Open Payments shows $1,796 in general payments to Dr. Contreras from 17 companies from 2016 to 2023. The largest total came from Stryker Corporation.
How long has Dr. David Contreras been practicing?
Dr. Contreras graduated from medical school in 1982, 44 years ago.
What insurance does Dr. David Contreras accept?
Dr. Contreras is in network with 1 carrier, including Elevance. HMO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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