Dr. Matthew Bayer, MD
- Hospital affiliations
- 1
- Medical groups
- 2
- Insurance carriers
- 7
- State licenses
- 3
- Year NPI issued
- 2007
- Practice address
- 9300 Valley Childrens Place, Madera, CA 93636
- Practice phone
- Call (559) 353-5116
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Bayer'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. Matthew Bayer is an emergency medicine physician in Madera, California
Dr. Bayer practices at Valley Children's Hospital in Madera, California, part of Valley Children's Healthcare.
Dr. Bayer's NPI, 1245370147, was assigned on February 8, 2007. Dr. Bayer graduated from UCSF School of Medicine in 1991. Dr. Bayer holds California license G76944.
- NPI
- 1245370147NPI Registry (opens in a new tab)
- NPI enumeration date
- February 8, 2007
- NPI status
- Active
- Practice phone
- (559) 353-5116
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Matthew Bayer practices at Valley Children's Hospital in Madera, California
Dr. Bayer's primary practice is Valley Children's Hospital, at 9300 Valley Childrens Place, Madera, CA 93636 in Madera County. The practice phone is (559) 353-5116.
- Valley Children's Hospital9300 Valley Childrens Place, Madera, CA 93636 · Madera CountyPhone(559) 353-5116
Source: Dmand AI Affiliation Data
Dr. Matthew Bayer is affiliated with 3 sites of care and 2 medical groups
Dr. Bayer's primary practice is Valley Children's Hospital in Madera, California, part of Valley Children's Healthcare. The medical group on file is Valley Children's Medical Group. Dmand AI also links Dr. Bayer to 2 more group practices and clinics and 1 medical group, 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. Matthew Bayer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bayer practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Valley Children's Hospital | Available with a free account |
| +2 more sites and 1 medical group | 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 Valley Children's Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Matthew Bayer is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Bayer's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Bayer is board certified in pediatric emergency medicine by the American Board of Pediatrics. Dmand AI has Dr. Bayer's licenses on file in 3 states: California, New York and Texas.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
- New York license
- Texas license
Emergency medicine physicians near Dr. Bayer
Counts of emergency 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. Matthew Bayer's patients have a median age of 7
Across all payers, Dmand AI patient panel data puts Dr. Bayer's median patient age at 7, with 48% women.
Dr. Bayer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 7
Patient panel by sex, all payers
- Women48%
- Men52%
Source: Dmand AI Patient Panel Data
Dr. Matthew Bayer graduated from UCSF School of Medicine
Dr. Bayer graduated from UCSF School of Medicine in 1991.
- Medical school
- Board certified in pediatric emergency medicine
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Matthew Bayer accepts plans from 7 insurance carriers
Dr. Bayer is in network with 7 carriers, including United Healthcare, Blue Cross Blue Shield of Michigan and Aspirus Health Plan. PPO plans come from the most carriers, 4. Check the plan with the practice before a visit.
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- Elevance
- HCSC
- NV State Medicaid
Plan types Dr. Bayer accepts, by number of carriers
- PPO4
- POS3
- HMO2
- Medicaid2
- EPO1
- Medicare1
Source: Dmand AI Insurance Network Data
Sources for Dr. Matthew Bayer'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 patients and the all-payer patient panel | Dmand AI Patient Panel 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. Matthew Bayer
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. Matthew Bayer's NPI number?
Dr. Matthew Bayer's NPI number is 1245370147. It was assigned on February 8, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Matthew Bayer?
Dr. Matthew Bayer is an emergency medicine physician in Madera, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Matthew Bayer practice?
Dr. Bayer practices at 9300 Valley Childrens Place, Madera, CA 93636. Dr. Bayer's primary practice is Valley Children's Hospital in Madera, California, part of Valley Children's Healthcare. Dmand AI also links Dr. Bayer to 2 group practices and clinics and 1 medical group.
What is Dr. Matthew Bayer's office phone number?
The practice phone on file for Dr. Bayer is (559) 353-5116.
What is Dr. Matthew Bayer's medical license number?
Dr. Bayer holds California license G76944, one of the licenses on file in 3 states.
Which states has Dr. Matthew Bayer been licensed in?
Dmand AI has state licenses on file for Dr. Bayer in California (1993 to 2026), New York (2007 to 2019) and Texas (2008 to 2010).
Which hospitals is Dr. Matthew Bayer affiliated with?
Dr. Bayer practices at Valley Children's Hospital in Madera, California.
What medical group is Dr. Matthew Bayer part of?
Dr. Bayer is linked to Valley Children's Medical Group. Dmand AI links Dr. Bayer to 1 more medical group.
Is Dr. Matthew Bayer board certified?
Yes. Dr. Bayer is board certified in pediatric emergency medicine by the American Board of Pediatrics.
Where did Dr. Matthew Bayer go to medical school?
Dr. Bayer graduated from UCSF School of Medicine in 1991.
How long has Dr. Matthew Bayer been practicing?
Dr. Bayer graduated from medical school in 1991, 35 years ago.
What insurance does Dr. Matthew Bayer accept?
Dr. Bayer is in network with 7 carriers, including United Healthcare, Blue Cross Blue Shield of Michigan and Aspirus Health Plan. PPO plans come from the most carriers, 4. Check the plan with the practice before a visit.
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