Dr. Matthew W. Walker, MD
- Medicare services, 2016
- 32
- Hospital affiliations
- 1
- Medical group
- 1
- Insurance carriers
- 1
- State licenses
- 4
- Practice address
- 1 Quality Drive, Vacaville, CA 95688
- Practice phone
- Call (707) 624-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Walker'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 W. Walker is an anesthesiologist in Vacaville, California
Dr. Walker practices at Vacaville Medical Center in Vacaville, California, part of Kaiser Permanente.
Dr. Walker's NPI, 1497799522, was assigned on June 16, 2006. Dr. Walker graduated from Wake Forest School of Medicine in 1999. Dr. Walker's Vermont license number on file is 0420010772.
- NPI
- 1497799522NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9436108750
- NPI enumeration date
- June 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (707) 624-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Matthew W. Walker practices at Vacaville Medical Center in Vacaville, California
Dr. Walker's primary practice is Vacaville Medical Center, at 1 Quality Drive, Vacaville, CA 95688 in Solano County. The practice phone is (707) 624-4000.
- Vacaville Medical Center1 Quality Drive, Vacaville, CA 95688 · Solano CountyPhone(707) 624-4000
Source: Dmand AI Affiliation Data
Dr. Matthew W. Walker is affiliated with 2 sites of care and 1 medical group
Dr. Walker's primary practice is Vacaville Medical Center in Vacaville, California, part of Kaiser Permanente. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Walker to 1 more clinical lab, 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 W. Walker's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Walker practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Vacaville Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Matthew W. Walker is one of 6,593 anesthesiologists in California
Anesthesiology is Dr. Walker's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Walker is board certified in anesthesiology by the American Board of Anesthesiology. Dmand AI has Dr. Walker's licenses on file in 4 states: Vermont, Maine, California and North Carolina.
Specialties and state licenses
- Anesthesiology, VermontPrimary
- Maine license
- California license
- North Carolina license
Anesthesiologists near Dr. Walker
Counts of anesthesiologists 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 W. Walker billed Medicare for 32 services in 2016
CMS data shows 32 Medicare services from Dr. Walker across 2 procedure codes in 2016. Medicare paid $3,544 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Walker's Medicare services by type, 2016
- Anesthesia16
- Surgery16
Dr. Walker compared with the California median for anesthesiologists, 2016
- Dr. Walker
- California median
- Medicare services
- 32vs 7256% below
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
Dr. Walker's most billed Medicare procedure codes, 2016
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. Walker?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Walker and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Matthew W. Walker's patients have a median age of 40
Across all payers, Dmand AI patient panel data puts Dr. Walker's median patient age at 40, with 54% women.
Dr. Walker's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 40
Patient panel by sex, all payers
- Women54%
- Men46%
Source: Dmand AI Patient Panel Data
How Dr. Matthew W. Walker takes part in Medicare
Dr. Walker 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. Matthew W. Walker graduated from Wake Forest School of Medicine
Dr. Walker graduated from Wake Forest School of Medicine in 1999.
- Medical school
- Board certified in anesthesiology
Source: Dmand AI Professional Profile Data
Dr. Matthew W. Walker accepts plans from 1 insurance carrier
Dr. Walker is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
Plan types Dr. Walker accepts, by number of carriers
- EPO1
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Matthew W. Walker'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 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 |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (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. Matthew W. Walker
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 W. Walker's NPI number?
Dr. Matthew W. Walker's NPI number is 1497799522. It was assigned on June 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Matthew W. Walker?
Dr. Matthew W. Walker is an anesthesiologist in Vacaville, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Matthew W. Walker practice?
Dr. Walker practices at 1 Quality Drive, Vacaville, CA 95688. Dr. Walker's primary practice is Vacaville Medical Center in Vacaville, California, part of Kaiser Permanente. Dmand AI also links Dr. Walker to 1 clinical lab.
What is Dr. Matthew W. Walker's office phone number?
The practice phone on file for Dr. Walker is (707) 624-4000.
What is Dr. Matthew W. Walker's medical license number?
Dr. Walker's Vermont license number on file is 0420010772, one of the licenses on file in 4 states.
Which states has Dr. Matthew W. Walker been licensed in?
Dmand AI has state licenses on file for Dr. Walker in Vermont (2004 to 2008), Maine (since 2009), California (2007 to 2027) and North Carolina (2000 to 2008).
Which hospitals is Dr. Matthew W. Walker affiliated with?
Dr. Walker practices at Vacaville Medical Center in Vacaville, California.
What medical group is Dr. Matthew W. Walker part of?
Dr. Walker is linked to The Permanente Medical Group, Inc.
Does Dr. Matthew W. Walker accept Medicare?
Yes. CMS data shows Dr. Walker billed Medicare for 32 services in 2016, and Dr. Walker accepts Medicare assignment.
Is Dr. Matthew W. Walker board certified?
Yes. Dr. Walker is board certified in anesthesiology by the American Board of Anesthesiology.
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What services does Dr. Matthew W. Walker bill to Medicare?
In 2016, Dr. Walker's most billed Medicare services were anesthesia (00537) and surgery: heart and blood vessels (36620).
Where did Dr. Matthew W. Walker go to medical school?
Dr. Walker graduated from Wake Forest School of Medicine in 1999.
How long has Dr. Matthew W. Walker been practicing?
Dr. Walker graduated from medical school in 1999, 27 years ago.
What insurance does Dr. Matthew W. Walker accept?
Dr. Walker is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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