Dr. Alia Matthews, MD
- Medicare services, 2024
- 346
- Medicare patients, 2024
- 175
- Part D claims, 2024
- 202
- Industry payments
- $161
- Affiliated sites
- 1
- Practice address
- 2103 E Gonzales Rd, Oxnard, CA 93036
- Practice phone
- Call (805) 650-4700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Southern California Permanente Medical Group
Oxnard, California
Find Dr. Matthews' professional email, personal email and mobile number
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Dr. Alia Matthews is a family medicine physician in Oxnard, California
Dr. Matthews practices at Southern California Permanente Medical Group in Oxnard, California.
Dr. Matthews' NPI, 1295788511, was assigned on May 18, 2006. Dr. Matthews graduated from University of Pittsburgh School of Medicine in 2001. Dr. Matthews holds California license A80289.
- NPI
- 1295788511NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527958826
- NPI enumeration date
- May 18, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (805) 650-4700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Alia Matthews practices at Southern California Permanente Medical Group in Oxnard, California
Dr. Matthews' primary practice is Southern California Permanente Medical Group, at 2103 E Gonzales Rd, Oxnard, CA 93036 in Ventura County. The practice phone is (805) 650-4700.
- Southern California Permanente Medical Group2103 E Gonzales Rd, Oxnard, CA 93036 · Ventura CountyPhone(805) 650-4700
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Alia Matthews is affiliated with 2 sites of care and 3 medical groups
Dr. Matthews' primary practice is Southern California Permanente Medical Group in Oxnard, California. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Matthews to 2 more medical groups and 1 group practice or clinic, 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. Alia Matthews' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Matthews practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Southern California Permanente Medical Group | Available with a free account |
| +1 more site and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alia Matthews is one of 15,680 family medicine physicians in California
Family medicine is Dr. Matthews' primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Matthews is licensed in California.
Specialties and state licenses
- Family medicine, CaliforniaPrimary
Family medicine physicians near Dr. Matthews
Counts of family medicine physicians 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. Alia Matthews billed Medicare for 346 services in 2024
CMS data shows 346 Medicare services from Dr. Matthews across 10 procedure codes in 2024, for 175 Medicare patients. Medicare paid $21,712 for them. Every service was in an office.
Dr. Matthews' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2952024: 17740%
- Lab and pathology
- 2023: 2002024: 14328%
- Imaging
- 2023: 222024: 1341%
- Tests and treatments
- 2023: 712024: 1382%
- Drugs given in the office
- 2023: 912024: 0100%
- Surgery
- 2023: 142024: 0100%
Dr. Matthews compared with the California median for family medicine physicians, 2024
- Dr. Matthews
- California median
- Medicare services
- 346vs 24641% above
- Medicare patients
- 175vs 11848% above
- Part D claims
- 88vs 83389% below
Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Matthews' 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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Alia Matthews treated 175 Medicare patients in 2024, average age 74
CMS counts 175 Medicare patients who saw Dr. Matthews in 2024. The largest group is 65 to 74, with 93 patients. 75% of them have high cholesterol, and 58% have high blood pressure. Their average risk score is 0.82, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Matthews' median patient age at 37, with 61% women.
Dr. Matthews' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Matthews' Medicare patients by sex, 2024
- Women11365%
- Men6235%
Chronic conditions among Dr. Matthews' Medicare patients, 2024
- High cholesterol75%
- High blood pressure58%
- Arthritis49%
- Ischemic heart disease26%
- Mood disorders22%
- Cancer21%
- Anxiety20%
- Osteoporosis20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Matthews' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 37
Patient panel by sex, all payers
- Women61%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Alia Matthews wrote 202 Medicare Part D claims in 2024
In 2024, Dr. Matthews wrote 202 Medicare Part D claims for 161 patients. 85% of them were for generic drugs. CMS names the drug for 88 of them, across 6 drugs with 11 or more claims each, at $709 in total drug cost. In 2023, CMS named 91 claims across 4 drugs.
Dr. Matthews' Part D claims by kind of drug, 2024
- Generic171 claims85%
- Brand-name and other31 claims15%
Dr. Matthews' 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.
Drug classes CMS tracks in Dr. Matthews' Part D claims, 2024
- Antibiotics48%97 of 202 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 912024: 883%
Drugs named by CMS: 6 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
How Dr. Alia Matthews takes part in Medicare
Dr. Matthews 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. Alia Matthews received $161 in industry payments from 2016 to 2023
CMS Open Payments shows 4 general payments to Dr. Matthews from 3 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 100% of the total. SPR Therapeutics, Inc paid the most, $118.
General payments to Dr. Matthews by program year, 2016 to 2023
Companies that paid Dr. Matthews 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. Alia Matthews graduated from University of Pittsburgh School of Medicine
Dr. Matthews graduated from University of Pittsburgh School of Medicine in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Alia Matthews'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 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 |
| 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. Alia Matthews
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. Alia Matthews' NPI number?
Dr. Alia Matthews' NPI number is 1295788511. It was assigned on May 18, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Alia Matthews?
Dr. Alia Matthews is a family medicine physician in Oxnard, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Alia Matthews practice?
Dr. Matthews practices at 2103 E Gonzales Rd, Oxnard, CA 93036. Dr. Matthews' primary practice is Southern California Permanente Medical Group in Oxnard, California. Dmand AI also links Dr. Matthews to 2 medical groups and 1 group practice or clinic.
What is Dr. Alia Matthews' office phone number?
The practice phone on file for Dr. Matthews is (805) 650-4700.
What is Dr. Alia Matthews' medical license number?
Dr. Matthews holds California license A80289.
What medical group is Dr. Alia Matthews part of?
Dr. Matthews is linked to Southern California Permanente Medical Group. Dmand AI links Dr. Matthews to 2 more medical groups.
Does Dr. Alia Matthews accept Medicare?
Yes. CMS data shows Dr. Matthews billed Medicare for 346 services in 2024, and Dr. Matthews accepts Medicare assignment.
How many Medicare patients does Dr. Alia Matthews see?
CMS counts 175 Medicare patients who saw Dr. Matthews in 2024, with an average age of 74.
What services does Dr. Alia Matthews bill to Medicare?
In 2024, Dr. Matthews' most billed Medicare services were office visit, new patient (99204), lab and pathology test (87804) and office visit, established patient (99214).
Where did Dr. Alia Matthews go to medical school?
Dr. Matthews graduated from University of Pittsburgh School of Medicine in 2001.
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What drugs does Dr. Alia Matthews prescribe most?
In 2024 Medicare Part D data, Dr. Matthews' most prescribed drugs by claims were Amoxicillin-Clavulanate Potass, Doxycycline Hyclate and Nitrofurantoin Mono-Macro.
Has Dr. Alia Matthews received payments from drug or device companies?
CMS Open Payments shows $161 in general payments to Dr. Matthews from 3 companies from 2016 to 2023. The largest total came from SPR Therapeutics, Inc.
How long has Dr. Alia Matthews been practicing?
Dr. Matthews graduated from medical school in 2001, 25 years ago.
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