Dr. John D. Matrisciano, MD
- Medicare services, 2017
- 263
- Part D claims, 2017
- 18
- Industry payments
- $38
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 2190 Lynn Rd Ste 200 Suite 200, Thousand Oaks, CA 91360-8020
- Practice phone
- Call (805) 379-4677
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
John D. Matrisciano
Multi-specialty group site · Thousand Oaks, California
Find Dr. Matrisciano'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. John D. Matrisciano is a general surgeon in Westlake Village, California
Dr. Matrisciano practices at John D. Matrisciano in Thousand Oaks, California.
Dr. Matrisciano's NPI, 1649389495, was assigned on August 29, 2006. Dr. Matrisciano graduated from Keck School of Medicine of USC in 1974. Dr. Matrisciano's California license number on file is G29825.
- NPI
- 1649389495NPI Registry (opens in a new tab)
- NPI enumeration date
- August 29, 2006
- NPI status
- Active
- Practice phone
- (805) 379-4677
- 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; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John D. Matrisciano practices in Thousand Oaks and Westlake Village
Dr. Matrisciano's primary practice is John D. Matrisciano, at 2190 Lynn Rd Ste 200 Suite 200, Thousand Oaks, CA 91360-8020. The practice phone is (805) 379-4677. The NPI Registry lists Dr. Matrisciano's practice address as 32144 Agoura Rd, Westlake Village, CA 91361.
- John D. MatriscianoPrimary2190 Lynn Rd Ste 200 Suite 200, Thousand Oaks, CA 91360-8020Phone(805) 379-4677
- NPI Registry address32144 Agoura Rd, Westlake Village, CA 91361 · Ventura CountyPhone(805) 379-4677
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. John D. Matrisciano is affiliated with 1 site of care and 1 medical group
Dr. Matrisciano's primary practice is John D. Matrisciano in Thousand Oaks, California. Dmand AI also links Dr. Matrisciano to 1 medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. John D. Matrisciano's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Matrisciano practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| John D. Matrisciano | Available with a free account |
| +1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. John D. Matrisciano is one of 2,926 general surgeons in California
Surgery is Dr. Matrisciano's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Matrisciano has a license on file in California.
Specialties and state licenses
- Surgery, CaliforniaPrimary
General surgeons near Dr. Matrisciano
Counts of general 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. John D. Matrisciano billed Medicare for 263 services in 2017
CMS data shows 263 Medicare services from Dr. Matrisciano across 7 procedure codes in 2017. Medicare paid $19,274 for them. Every service was in an office.
Dr. Matrisciano's Medicare services by type, 2016 to 2017
- 2016
- 2017
- Office and hospital visits
- 2016: 2472017: 2403%
- Surgery
- 2016: 142017: 1214%
- Imaging
- 2016: 152017: 1127%
Dr. Matrisciano compared with the California median for general surgeons, 2017
- Dr. Matrisciano
- California median
- Medicare services
- 263vs 16658% above
- Part D claims
- 18vs 3447% below
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Matrisciano's most billed Medicare procedure codes, 2017
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. Matrisciano and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. John D. Matrisciano's patients have a median age of 76
Across all payers, Dmand AI patient panel data puts Dr. Matrisciano's median patient age at 76, with 50% women.
Dr. Matrisciano's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women50%
- Men50%
Source: Dmand AI Patient Panel Data
Dr. John D. Matrisciano wrote 18 Medicare Part D claims in 2017
In 2017, Dr. Matrisciano wrote 18 Medicare Part D claims. They cover 1 drug, with $124 in total drug cost. In 2016, CMS named 18 claims across 1 drug.
Dr. Matrisciano's most prescribed drugs by claims, 2017
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, 2016 to 2017
- 2016
- 2017
- Claims for drugs CMS names
- 2016: 182017: 18No change
Drugs named by CMS: 1 in 2017, 1 in 2016.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
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Dr. John D. Matrisciano received $38 in industry payments from 2016 to 2021
CMS Open Payments shows 2 general payments to Dr. Matrisciano from 2 drug and device companies from 2016 to 2021. Food and beverage make up the largest share, 100% of the total. Hologic Inc paid the most, $22.
General payments to Dr. Matrisciano by program year, 2016 to 2021
Companies that paid Dr. Matrisciano the most, 2016 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. John D. Matrisciano graduated from Keck School of Medicine of USC
Dr. Matrisciano graduated from Keck School of Medicine of USC in 1974.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John D. Matrisciano'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 |
| 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. John D. Matrisciano
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. John D. Matrisciano's NPI number?
Dr. John D. Matrisciano's NPI number is 1649389495. It was assigned on August 29, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John D. Matrisciano?
Dr. John D. Matrisciano is a general surgeon in Westlake Village, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. John D. Matrisciano practice?
Dr. Matrisciano practices at 2190 Lynn Rd Ste 200 Suite 200, Thousand Oaks, CA 91360-8020. Dr. Matrisciano also practices at 32144 Agoura Rd, Westlake Village, CA 91361. Dr. Matrisciano's primary practice is John D. Matrisciano in Thousand Oaks, California. Dmand AI also links Dr. Matrisciano to 1 medical group.
What is Dr. John D. Matrisciano's office phone number?
The practice phone on file for Dr. Matrisciano is (805) 379-4677.
What is Dr. John D. Matrisciano's medical license number?
Dr. Matrisciano's California license number on file is G29825.
Does Dr. John D. Matrisciano accept Medicare?
Yes. CMS data shows Dr. Matrisciano billed Medicare for 263 services in 2017.
What services does Dr. John D. Matrisciano bill to Medicare?
In 2017, Dr. Matrisciano's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99205) and office visit, new patient (99203).
Where did Dr. John D. Matrisciano go to medical school?
Dr. Matrisciano graduated from Keck School of Medicine of USC in 1974.
What drugs does Dr. John D. Matrisciano prescribe most?
In 2017 Medicare Part D data, Dr. Matrisciano's most prescribed drugs by claims were Oxycodone-Acetaminophen.
Has Dr. John D. Matrisciano received payments from drug or device companies?
CMS Open Payments shows $38 in general payments to Dr. Matrisciano from 2 companies from 2016 to 2021. The largest total came from Hologic Inc.
How long has Dr. John D. Matrisciano been practicing?
Dr. Matrisciano graduated from medical school in 1974, 52 years ago.
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