Matthew Allen
- Part D claims, 2024
- 40
- Publications
- 47
- Industry payments
- $259
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 9965 Sierra Ave, Fontana, CA 92335
- Practice phone
- Call (909) 427-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente - Fontana Medical Center
Fontana, California
Find Matthew Allen'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.
Matthew Allen is a psychiatrist in Fontana, California
Matthew Allen practices at Kaiser Permanente - Fontana Medical Center in Fontana, California.
Matthew Allen's NPI, 1679216121, was assigned on April 13, 2022. Matthew Allen graduated from California University Of Science And Medicine in 2022. Matthew Allen's California license number on file is 190732.
- NPI
- 1679216121NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517407539
- NPI enumeration date
- April 13, 2022
- NPI status
- Active
- Practice phone
- (909) 427-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 30
- Medical school graduation
- 2022
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Matthew Allen practices at Kaiser Permanente - Fontana Medical Center in Fontana, California
Matthew Allen's primary practice is Kaiser Permanente - Fontana Medical Center, at 9965 Sierra Ave, Fontana, CA 92335 in San Bernardino County. The practice phone is (909) 427-5000.
- Kaiser Permanente - Fontana Medical Center9965 Sierra Ave, Fontana, CA 92335 · San Bernardino CountyPhone(909) 427-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Matthew Allen is affiliated with 2 sites of care and 1 medical group
Matthew Allen's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Matthew Allen to 1 more group practice or clinic, 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 Matthew Allen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Matthew Allen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente - Fontana Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Matthew Allen is one of 6,803 psychiatrists in California
Psychiatry is Matthew Allen's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Matthew Allen has a license on file in California.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
Psychiatrists near Matthew Allen
Counts of psychiatrists 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
Matthew Allen's patients have a median age of 32
Across all payers, Dmand AI patient panel data puts Matthew Allen's median patient age at 32, with 75% women.
Matthew Allen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 32
Patient panel by sex, all payers
- Women75%
- Men25%
Source: Dmand AI Patient Panel Data
Matthew Allen wrote 40 Medicare Part D claims in 2024
In 2024, Matthew Allen wrote 40 Medicare Part D claims. 95% of them were for generic drugs.
Matthew Allen's Part D claims by kind of drug, 2024
- Generic38 claims95%
- Brand-name and other2 claims5%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Matthew Allen has 47 publications on record
Dmand AI links 47 papers to Matthew Allen, published from 2010 to 2025. 2016 was the busiest year, with 4. The most frequent topics are Dogs, Cadaver and Dog Diseases. Matthew Allen has published most often in Vet Surg. Matthew Allen's most frequent co-authors are Alan S. Litsky, MD, Thomas W. Bauer, MD and Timothy A. Damron, MD.
Matthew Allen's papers by year, 2016 to 2025
Topics Matthew Allen writes about most
- Dogs
- Cadaver
- Dog Diseases
- Biomechanical Phenomena
- Arthroplasty, Replacement, Knee
- Disease Models, Animal
- Range of Motion, Articular
- Bone Screws
Matthew Allen's most frequent co-authors
- Alan S. Litsky, MD7 shared papers
- Thomas W. Bauer, MD1 shared paper
- Timothy A. Damron, MD1 shared paper
Recent publications by Matthew Allen
Vet Comp Orthop Traumatol
Vet Comp Orthop Traumatol
See who Matthew Allen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Matthew Allen works with, so you can find a warm path to the right psychiatrists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Matthew Allen received $259 in industry payments from 2024 to 2025
CMS Open Payments shows 3 general payments to Matthew Allen from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $139.
General payments to Matthew Allen by program year, 2024 to 2025
Companies that paid Matthew Allen the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Matthew Allen graduated from California University Of Science And Medicine
Matthew Allen graduated from California University Of Science And Medicine in 2022.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Matthew Allen'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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 Matthew Allen
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Matthew Allen's NPI number?
Matthew Allen's NPI number is 1679216121. It was assigned on April 13, 2022, and it is active in the NPI Registry.
What does Matthew Allen specialize in?
Matthew Allen is a psychiatrist in Fontana, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Matthew Allen practice?
Matthew Allen practices at 9965 Sierra Ave, Fontana, CA 92335. Matthew Allen's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California. Dmand AI also links Matthew Allen to 1 group practice or clinic.
What is Matthew Allen's office phone number?
The practice phone on file for Matthew Allen is (909) 427-5000.
What is Matthew Allen's medical license number?
Matthew Allen's California license number on file is 190732.
What medical group is Matthew Allen part of?
Matthew Allen is linked to Southern California Permanente Medical Group.
Where did Matthew Allen go to medical school?
Matthew Allen graduated from California University Of Science And Medicine in 2022.
Has Matthew Allen received payments from drug or device companies?
CMS Open Payments shows $259 in general payments to Matthew Allen from 2 companies from 2024 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Matthew Allen been practicing?
Matthew Allen graduated from medical school in 2022, 4 years ago.
Does Matthew Allen do research?
Dmand AI links 47 publications to Matthew Allen, published from 2010 to 2025.
Who does Matthew Allen publish with?
Matthew Allen's most frequent co-authors are Alan S. Litsky, MD (7 shared papers), Thomas W. Bauer, MD (1 shared paper) and Timothy A. Damron, MD (1 shared paper).
Selling to psychiatry practices?
See psychiatrists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card